| Event | Rank | Mark | By | Meet |
| G-400 | 1 | 56.85 | Ellis, Brittny (2015) (Warren Township, IL) (US#48) | Coach O Indoor Invitational(IL), 2015-01-10(#1) |
| G-400 | 2 | 57.52 | Mcclain, Amanda (2015) (Sullivan, IL) (US#82) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#1) |
| G-400 | 3 | 57.56 | Griggs, Kierra (2016) (Bloom Township, IL) (US#87) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#1) |
| G-400 | 4 | 57.57 | Wilson, Ashleigh (2015) (Minooka Community, IL) (US#88) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#2) |
| G-400 | 5 | 57.85 | Miller, Samara (2016) (Neuqua Valley, IL) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#3) |
| G-400 | 6 | 58.12 | Ayoola, Ololade (2017) (Lincoln-Way East, IL) | UK HS Invitational(KY), 2015-02-21(#12) |
| G-400 | 7 | 58.27 | Brown, Asia (2016) (Lincoln-Way East, IL) | UK HS Invitational(KY), 2015-02-21(#14) |
| | | National Elites above. State Elites below | | |
| G-400 | 8 | 58.66 | Brown, Daijah (2018) (Plainfield South, IL) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#4) |
| G-400 | 9 | 58.85 | Desrosiers, Gabrielle (2016) (North Lawndale Charter, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#1) |
| G-400 | 10 | 58.95 | Mundekis, Cassie (2015) (Midwest Central, IL) | Arkansas HS Invitational(AR), 2015-01-17(#15) |
| G-400 | 11 | 58.98 | Moravec, Emma (2017) (Downers Grove North, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#1) |
| G-400 | 12 | 59.01 | Liz, Karina (2016) (Aurora Central Catholic, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#2) |
| G-400 | 13 | 59.02 | Coy, Addison (2017) (Barrington, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#1) |
| G-400 | 14 | 59.25 | Harris, Morgan (2016) (Oswego East, IL) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#5) |
| G-400 | 15 | 59.30 | Smyles, Jasmine (2016) (Prosser Career Academy, IL) | Gene Armer Invitational(IL), 2015-03-21(#2) |
| G-400 | 16 | 59.34 | Hudson, Mariya (2017) (Cahokia, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#1) |
| G-400 | 17 | 59.37 | Hargrave, Tashee (2016) (Neuqua Valley, IL) | Arkansas HS Invitational(AR), 2015-01-17(#17) |
| G-400 | 18 | 59.48 | Driver, Briana (2015) (Mother McAuley, IL) | GCAC Indoor Championships(IL), 2015-03-21(#1) |
| G-400 | 18 | 59.48 | Ward, Whitney (2016) (Brooks College Prep Academy, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#3) |
| G-400 | 20 | 59.56 | Abdur-Rafia, Norma (2016) (Oak Park-River Forest, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#2) |
| G-400 | 21 | 59.62 | Rayford, Tamia (2017) (West Aurora, IL) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#7) |
| G-400 | 21 | 59.62 | Henry, Alexis (2016) (Springfield Southeast, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#4) |
| G-400 | 23 | 59.66 | Monticello, Madeline (2017) (Lane Technical, IL) | Gene Armer Invitational(IL), 2015-03-21(#3) |
| G-400 | 23 | 59.66 | Heinzer, Allie (2016) (Kaneland , IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#5) |
| G-400 | 25 | 59.78 | Young, Amira (2018) (Whitney Young, IL) | Chicago U-High Meet #3(IL), 2015-03-13(#1) |
| G-400 | 26 | 59.83 | Davis, Imani (2016) (Lane Technical, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#1) |
| G-400 | 27 | 59.86 | Cohn, Hannah (2016) (St. Ignatius, IL) | GCAC Indoor Championships(IL), 2015-03-21(#2) |
| G-400 | 28 | 59.98 | Basala, Delaney (2016) (Grant Community, IL) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#9) |
| G-400 | 29 | 1:00.05 | Lewis, Dominique (2015) (Centennial, IL) | Dorothy Dawson Invitational(IL), 2015-02-07(#2) |
| G-400 | 30 | 1:00.17 | Chmelik, Allison (2015) (St. Charles East, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#2) |
| G-400 | 31 | 1:00.23 | Wallace, Kyndall (2016) (Lincoln-Way East, IL) | UK HS Invitational(KY), 2015-02-21(#25) |
| G-400 | 32 | 1:00.28 | McClinton, Kyanna (2018) (St. Charles East, IL) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#10) |
| G-400 | 33 | 1:00.35 | Flammersfeld, Abby (2018) (Oswego East, IL) | Pete Heimsath Invitational(IL), 2015-03-07(#1) |
| G-400 | 34 | 1:00.40 | Ortiz, Tori (2018) (Batavia, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#4) |
| G-400 | 35 | 1:00.51 | Keyes, Likkaya (2018) (Morgan Park, IL) | Whitney Young Fast Times Girls Invitational(IL), 2015-03-28(#1) |
| G-400 | 36 | 1:00.60 | Jonke, Audrey (2015) (Batavia, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#5) |
| G-400 | 37 | 1:00.72 | Shepard, Jamiah (2015) (Thornwood, IL) | Southwest Suburban Girls Indoor Conference Meet(IL), 2015-03-20(#2) |
| G-400 | 38 | 1:00.76 | Broughton, Antoinette (2015) (Homewood-Flossmoor, IL) | Homewood - Flossmoor Co-Ed Invitational(IL), 2015-03-07(#4) |
| G-400 | 39 | 1:00.78 | Hamilton, Angelique (2015) (Bloom Township, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#3) |
| G-400 | 40 | 1:00.82 | Cobert, Rachel (2016) (Erie-Prophetstown, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#3) |
| G-400 | 40 | 1:00.82 | Welch, Kylie (2017) (Bloomington, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#1) |
| G-400 | 42 | 1:00.86 | Kerndl, Angela (2015) (Glenbard East, IL) | Lewis University Open(IL), 2015-01-09(#2) |
| G-400 | 43 | 1:00.93 | Jamrozek, Maddie (2015) (Montini Catholic, IL) | GCAC Indoor Championships(IL), 2015-03-21(#3) |
| G-400 | 44 | 1:00.94 | Stennis, Charlyncia (2016) (Bolingbrook, IL) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#12) |
| G-400 | 45 | 1:00.98 | Schulz, Morgan (2015) (Cary-Grove Community, IL) | Glenbard South Girls Quad(IL), 2015-02-21(#1) |
| G-400 | 46 | 1:00.99 | Mehta, Twinkle (2015) (Mahomet-Seymour, IL) | Normal West Girls Invitational(IL), 2015-03-11(#1) |
| G-400 | 47 | 1:01.05 | Manning, Courtney (2015) (Normal Community, IL) | Normal West Girls Invitational(IL), 2015-03-11(#2) |
| G-400 | 48 | 1:01.06 | Mcnamee, Nijia (2015) (Belleville West, IL) | Charleston EIU Girls Invitational - Large Schools(IL), 2015-03-14(#3) |
| G-400 | 49 | 1:01.08 | Drab, Elizabeth (2017) (Saint Viator, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#7) |
| G-400 | 50 | 1:01.10 | Miller, Cherree (2016) (Chester, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#4) |
| G-400 | 51 | 1:01.12 | Wesley, Destiny (2015) (Thornridge, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#8) |
| G-400 | 52 | 1:01.23 | Petro, Rachel (2016) (Downers Grove South, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#5) |
| G-400 | 52 | 1:01.23 | Reed, Megan (2016) (Cambridge, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#5) |
| G-400 | 52 | 1:01.23 | Althoff, Nicky (2016) (Hononegah, IL) | Hononegah Girls Classic(IL), 2015-03-07(#2) |
| G-400 | 55 | 1:01.25 | Silge, Emily (2018) (Carmel Catholic, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#9) |
| G-400 | 56 | 1:01.26 | Hackbarth, Michaela (2016) (Downers Grove South, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#4) |
| G-400 | 57 | 1:01.28 | Platzbecker, Emma (2016) (Harlem, IL) | Rockford Auburn Girls Indoor Invitational(IL), 2015-02-21(#1) |
| G-400 | 58 | 1:01.36 | Chmelik, Elizabeth (2015) (St. Charles East, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#5) |
| G-400 | 59 | 1:01.37 | Lussier, Lucy (2016) (Lyons Township, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#6) |
| G-400 | 60 | 1:01.38 | Unseth, Muriel (2015) (Dunlap, IL) | Galesburg Silver Streak Invitational(IL), 2015-03-21(#1) |
| G-400 | 61 | 1:01.40 | Chao, Elise (2017) (Naperville North, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#7) |
| G-400 | 62 | 1:01.44 | Griffiths, Emma (2015) (Providence Catholic, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#10) |
| G-400 | 63 | 1:01.45 | Mcnichols, Casey (2017) (St. Charles East, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#7) |
| G-400 | 64 | 1:01.50 | Carlson, Annie (2016) (Westmont, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#6) |
| G-400 | 65 | 1:01.52 | Love, Yakira (2015) (Westinghouse Career Academy, IL) | AAU Northern Indoor Championships(IL), 2015-01-18(#5) |
| G-400 | 66 | 1:01.68 | Devries, Carmen (2018) (Lena-Winslow, IL) | Tri-State Invitational(WI), 2015-03-21(#1) |
| G-400 | 67 | 1:01.70 | Thrash, Kailyn (2017) (De La Salle Institute, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#11) |
| G-400 | 68 | 1:01.71 | Cashdollar, Lorie (2018) (Edwardsville, IL) | Charleston EIU Girls Invitational - Large Schools(IL), 2015-03-14(#4) |
| G-400 | 69 | 1:01.73 | Iginla, Basirat (2015) (Palatine, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#2) |
| G-400 | 70 | 1:01.74 | Silge, Emily (14) (Carmel Catholic, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#1) |
| G-400 | 70 | 1:01.74 | Halverson, Miranda (2016) (Richmond-Burton, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#2) |
| G-400 | 72 | 1:01.75 | Stanley, Rokelle (2018) (East St. Louis-Senior, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#1) |
| G-400 | 73 | 1:01.79 | Burnett, Teal (2015) (Marshall, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#7) |
| G-400 | 74 | 1:01.80 | Hall, Imani (2016) (Danville, IL) | Big 12 Girls Indoor Conference Meet(IL), 2015-03-09(#2) |
| G-400 | 75 | 1:01.81 | Dooley, Margot (2017) (Loyola Academy, IL) | GCAC Indoor Championships(IL), 2015-03-21(#4) |
| G-400 | 75 | 1:01.81 | Thompson, Alex (2015) (University of Chicago Lab School, IL) | Chicago Uni-Meet #2(IL), 2015-03-06(#2) |
| G-400 | 77 | 1:01.86 | Isom, Kayla (2017) (Lockport Township , IL) | Southwest Suburban Girls Indoor Conference Meet(IL), 2015-03-20(#5) |
| G-400 | 77 | 1:01.86 | Sullivan, Madeline (2016) (Hinsdale Central, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#4) |
| G-400 | 79 | 1:01.90 | Fisher, Cameryn (2018) (Proviso West, IL) | Proviso West Lady Panther Invitational(IL), 2015-03-07(#1) |
| G-400 | 80 | 1:01.95 | Smart, Tara (2016) (New Trier Township, IL) | Dorothy Dawson Invitational(IL), 2015-02-07(#3) |
| G-400 | 80 | 1:01.95 | Monticello, Maddie (2017) (Lane Technical, IL) | Lockport Girls Invitational(IL), 2015-02-28(#1) |
| G-400 | 82 | 1:01.98 | Chapman, Kiara (2017) (Jersey Comm, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#13) |
| G-400 | 83 | 1:01.99 | Letz, Renee (2015) (Carl Sandburg, IL) | Cicero Invitational(IL), 2015-02-20(#2) |
| G-400 | 84 | 1:02.00 | Williamson, Sidne' (2015) (Belleville East, IL) | Arkansas HS Invitational(AR), 2015-01-17(#56) |
| G-400 | 85 | 1:02.05 | Bouie, Khydeshia (2015) (North Lawndale Charter, IL) | Arkansas HS Invitational(AR), 2015-01-17(#58) |
| G-400 | 86 | 1:02.06 | Wagenbach, Bethany (Tremont, IL) | Charleston EIU Girls Invitational - Small Schools(IL), 2015-03-14(#2) |
| G-400 | 87 | 1:02.16 | Stewart, Jayla (2015) (Homewood-Flossmoor, IL) | Homewood - Flossmoor Co-Ed Invitational(IL), 2015-03-07(#1) |
| G-400 | 88 | 1:02.20 | Stone, Hannah (2015) (Tolono Unity, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#2) |
| G-400 | 88 | 1:02.20 | Kereta, Amanda (2015) (Henry-Senachwine, IL) | Bureau Valley Invitational #2(IL), 2015-03-12(#1) |
| G-400 | 90 | 1:02.21 | Ramirez, Sullibet (2015) (Bloom Township, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#2) |
| G-400 | 91 | 1:02.24 | Sparrgrove, Jorji (2015) (Central A & M, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#8) |
| G-400 | 92 | 1:02.26 | Helton, Charlene (2016) (Marquette, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#3) |
| G-400 | 92 | 1:02.26 | Anderson, Becca (2015) (Clinton, IL) | Charleston EIU Girls Invitational - Large Schools(IL), 2015-03-14(#5) |
| G-400 | 94 | 1:02.28 | Long, Savannah (2016) (DeKalb, IL) | Arkansas HS Invitational(AR), 2015-01-17(#60) |
| G-400 | 95 | 1:02.30 | Nieves, Tatiana (2015) (Trinity, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#15) |
| G-400 | 96 | 1:02.34 | Winters, Aaliyah (2015) (Streamwood, IL) | Whitney Young Fast Times Girls Invitational(IL), 2015-03-28(#2) |
| G-400 | 96 | 1:02.34 | Adler, Lila (2016) (Loyola Academy, IL) | GCAC Indoor Championships(IL), 2015-03-21(#6) |
| G-400 | 98 | 1:02.38 | Pace, Andrea (2017) (Clifton Central, IL) | ISU HS Invitational(IL), 2015-03-07(#1) |
| G-400 | 99 | 1:02.39 | Capel, Sara-Kate (2016) (Barrington, IL) | Homewood - Flossmoor Co-Ed Invitational(IL), 2015-03-07(#2) |
| G-400 | 100 | 1:02.42 | Castillo, Jasmine (2016) (Burlington Central, IL) | Arkansas HS Invitational(AR), 2015-01-17(#63) |
| G-400 | 100 | 1:02.42 | Jones, Amber (2016) (Rich South, IL) | AAU Northern Indoor Championships(IL), 2015-01-18(#8) |
| G-400 | 102 | 1:02.43 | Rabs, Becca (2016) (Buffalo Grove, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#3) |
| G-400 | 103 | 1:02.45 | Martens, Jamie (2018) (Kaneland , IL) | NIB-12 Indoor Conference Meet(IL), 2015-03-21(#2) |
| G-400 | 104 | 1:02.50 | Hoel, Kailey (2016) (Hinsdale South, IL) | Plainfield North Girls Relays(IL), 2015-02-27(#3) |
| G-400 | 105 | 1:02.55 | Stricker, Sophie (2016) (Harvard, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#4) |
| G-400 | 106 | 1:02.57 | Hinds, Jerrie (2016) (Westinghouse Career Academy, IL) | CPS Indoor Meet - Group A(IL), 2015-03-22(#2) |
| G-400 | 107 | 1:02.60 | Miller, Tess (2015) (Huntley, IL) | Rockford Auburn Girls Indoor Invitational(IL), 2015-02-21(#2) |
| G-400 | 108 | 1:02.68 | Hernandez, Nicki (2017) (Metea Valley, IL) | Pete Heimsath Invitational(IL), 2015-03-07(#5) |
| G-400 | 108 | 1:02.68 | Cast, Nicki (2017) (Metea Valley, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#9) |
| G-400 | 110 | 1:02.73 | Simmons, Natajah (2015) (Oswego, IL) | Batavia Girls Quad(IL), 2015-02-27(#2) |
| G-400 | 110 | 1:02.73 | Gliwa, Grace (2018) (Lockport Township , IL) | Southwest Suburban Girls Indoor Conference Meet(IL), 2015-03-20(#6) |
| G-400 | 112 | 1:02.75 | Bush, Estella (2015) (Jamaica, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#4) |
| G-400 | 112 | 1:02.75 | Taylor, Crea (2016) (Evanston Township, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#4) |
| G-400 | 114 | 1:02.77 | Allen, Brittney (2016) (Thornwood, IL) | Southwest Suburban Girls Indoor Conference Meet(IL), 2015-03-20(#7) |
| G-400 | 115 | 1:02.78 | VanVlierbergen, Lauren (2015) (Harry D Jacobs, IL) | Glenbard South Girls Quad(IL), 2015-02-21(#2) |
| G-400 | 116 | 1:02.80 | O'Malley, Sara (2016) (Grayslake Central, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#1) |
| G-400 | 117 | 1:02.84 | Crudup, Shamarra (2016) (Westinghouse Career Academy, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#2) |
| G-400 | 118 | 1:02.85 | Perakis, Jamie (2017) (Bolingbrook, IL) | Southwest Suburban Girls Indoor Conference Meet(IL), 2015-03-20(#8) |
| G-400 | 119 | 1:02.86 | Ford, Jade (2018) (Moline, IL) | Sterling Indoor Invitational(IL), 2015-03-28(#1) |
| G-400 | 120 | 1:02.91 | Hopkins, Mia (Wheaton-Warrenville South, IL) | DuPage Valley Girls Indoor Conference Meet(IL), 2015-03-19(#2) |
| G-400 | 121 | 1:02.93 | Schwartz, Caily (2015) (York Community, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#5) |
| G-400 | 122 | 1:02.97 | Kieser, Lindsey (2015) (Normal Community West, IL) | Big 12 Girls Indoor Conference Meet(IL), 2015-03-09(#4) |
| G-400 | 123 | 1:02.98 | Lee, India (2016) (Rich South, IL) | Bloom Girls Last Chance Meet(IL), 2015-03-19(#1) |
| G-400 | 123 | 1:02.98 | Mcsweeney, Quincy (2015) (Eureka, IL) | Normal West Girls Invitational(IL), 2015-03-11(#3) |
| G-400 | 125 | 1:02.99 | Bristow, Elizabeth (2015) (St. Thomas More, IL) | Gene Armer Invitational(IL), 2015-03-21(#11) |
| G-400 | 126 | 1:03.00 | Washington, Deja (2015) (Perspectives Charter, IL) | De La Salle Pre-Conference Classic(IL), 2015-03-14(#1) |
| G-400 | 127 | 1:03.03 | Batuldis, Anna (2017) (Lane Technical, IL) | Proviso West Lady Panther Invitational(IL), 2015-03-07(#3) |
| G-400 | 128 | 1:03.04 | Noel, Joslyn (2015) (West Aurora, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#10) |
| G-400 | 129 | 1:03.08 | Hendrickson, Marguerite (2018) (St. Thomas More, IL) | Urbana Uni Meet #2(IL), 2015-02-25(#1) |
| G-400 | 130 | 1:03.11 | Stiver, Reilly (2016) (Springfield, IL) | Jacksonville Large School Invitational(IL), 2015-03-06(#2) |
| G-400 | 131 | 1:03.18 | Wiedacher, Jenna (2018) (Montini Catholic, IL) | GCAC Indoor Championships(IL), 2015-03-21(#8) |
| G-400 | 132 | 1:03.20 | Foy, Tineja (2015) (Crete-Monee, IL) | Bloom Friday Night Lights(IL), 2015-02-27(#3) |
| G-400 | 133 | 1:03.21 | Dorsey, Miyah (2015) (Belleville East, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#2) |
| G-400 | 134 | 1:03.23 | Schlichting, Stephanie (2017) (Yorkville, IL) | NIB-12 Indoor Conference Meet(IL), 2015-03-21(#4) |
| G-400 | 135 | 1:03.24 | Zacharias, Morgan (2015) (Reed-Custer, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#11) |
| G-400 | 136 | 1:03.27 | Elder, Sabrina (2018) (Belvidere North, IL) | Rockford Auburn Girls Invitational #2(IL), 2015-03-07(#1) |
| G-400 | 137 | 1:03.28 | Shellhorn, Kelsey (2016) (Winnebago, IL) | Byron Last Chance Meet(IL), 2015-03-23(#1) |
| G-400 | 137 | 1:03.28 | Price, Jada (2017) (De La Salle Institute, IL) | De La Salle / ESL Invitational (IL), 2015-02-28(#1) |
| G-400 | 139 | 1:03.30 | Windom, Amari (2017) (Thornton Township, IL) | Fort Wayne Express Holiday Classic(IN), 2015-01-03(#5) |
| G-400 | 140 | 1:03.34 | Centeno, Maggy (2018) (Schaumburg, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#5) |
| G-400 | 140 | 1:03.34 | Washburn, Louisa (2016) (Yorkville, IL) | NIB-12 Indoor Conference Meet(IL), 2015-03-21(#5) |
| G-400 | 142 | 1:03.37 | Freeman, Achante (2017) (Plainfield Central, IL) | Argo Girls Invitational(IL), 2015-03-07(#3) |
| G-400 | 143 | 1:03.42 | Phillips, Seagan (2015) (Salem Community, IL) | Charleston EIU Girls Invitational - Large Schools(IL), 2015-03-14(#6) |
| G-400 | 144 | 1:03.47 | Henry, Lunden (2016) (Springfield Southeast, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#6) |
| G-400 | 145 | 1:03.50 | Grant, Alicia (2015) (Batavia, IL) | Batavia Co-Ed Open (IL), 2015-03-12(#2) |
| G-400 | 146 | 1:03.56 | Golliday, Charde (2016) (Mount Vernon, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#3) |
| G-400 | 147 | 1:03.57 | Baeza, Mayra (2015) (Lyons Township, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#11) |
| G-400 | 148 | 1:03.60 | Bagwell, Nicole (2017) (Tolono Unity, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#5) |
| G-400 | 149 | 1:03.61 | Muehlbauer, Jenny (2015) (Batavia, IL) | Pete Heimsath Invitational(IL), 2015-03-07(#6) |
| G-400 | 150 | 1:03.64 | Sakach, Julia (2015) (Glenbard West, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#12) |
| G-400 | 151 | 1:03.69 | Morgan, Ajah (2016) (Proviso East, IL) | Proviso West Lady Panther Invitational(IL), 2015-03-07(#6) |
| G-400 | 152 | 1:03.72 | Sullivan, Emma (2016) (Hinsdale Central, IL) | Cicero Invitational(IL), 2015-02-20(#3) |
| G-400 | 152 | 1:03.72 | Carpenter, Carolyn (2017) (Naperville Central, IL) | DuPage Valley Girls Indoor Conference Meet(IL), 2015-03-19(#3) |
| G-400 | 154 | 1:03.73 | Phillips, Shayna (2016) (Effingham, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#4) |
| G-400 | 154 | 1:03.73 | Day, Savanah (2018) (Tolono Unity, IL) | Urbana Uni Meet #4(IL), 2015-03-18(#1) |
| G-400 | 154 | 1:03.73 | Mitchell, Kymyenna (2015) (East St. Louis-Senior, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#4) |
| G-400 | 157 | 1:03.82 | Leganski, Sarah (2015) (Hinsdale South, IL) | WSC-Gold Girls Indoor Conference Meet(IL), 2015-03-20(#4) |
| G-400 | 158 | 1:03.87 | Bibbs, Janese (2015) (South Elgin, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#11) |
| G-400 | 159 | 1:03.89 | Skudlarek, Jess (2016) (Prospect, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#6) |
| G-400 | 160 | 1:03.91 | Nevins, Mary (2015) (Glenbard West, IL) | Proviso West Lady Panther Invitational(IL), 2015-03-07(#7) |
| G-400 | 161 | 1:03.92 | Benson, Valencia (2016) (Thornton Township, IL) | Homewood - Flossmoor Co-Ed Invitational(IL), 2015-03-07(#6) |
| G-400 | 161 | 1:03.92 | Dwyer, Dana (2017) (Waubonsie Valley, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#12) |
| G-400 | 163 | 1:03.95 | Evans, Dasia (2016) (Rich South, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#3) |
| G-400 | 164 | 1:03.98 | Griffin, Vanessa (2015) (Highland Park, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#6) |
| G-400 | 165 | 1:04.03 | Rogus, Nicole (2016) (Glenbard West, IL) | Proviso West Lady Panther Invitational(IL), 2015-03-07(#8) |
| G-400 | 166 | 1:04.06 | Vaccaro, Racheal (2018) (Schaumburg, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#7) |
| G-400 | 167 | 1:04.07 | Woods, Garesia (2017) (Bloom Township, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#2) |
| G-400 | 168 | 1:04.09 | Price, Jada (2017) (De La Salle Institute, IL) | Proviso West Lady Panther Invitational(IL), 2015-03-07(#10) |
| G-400 | 169 | 1:04.10 | Lasley, Asia (2018) (Evanston Township, IL) | Whitney Young Fast Times Girls Invitational(IL), 2015-03-28(#3) |
| G-400 | 170 | 1:04.11 | Georgieff, Sarah (2018) (Dunlap, IL) | Galesburg Silver Streak Invitational(IL), 2015-03-21(#4) |
| G-400 | 171 | 1:04.12 | Sanders, Amber (2016) (Eureka, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#13) |
| G-400 | 172 | 1:04.13 | Webster, Kyra (2016) (Springfield, IL) | Normal West Girls Invitational(IL), 2015-03-11(#5) |
| G-400 | 173 | 1:04.17 | Sirvinskas, Julia (2016) (Maine South, IL) | CSL-South Girls Indoor Conference Meet(IL), 2015-03-19(#1) |
| G-400 | 174 | 1:04.19 | Sheehan, Katie (2015) (Neuqua Valley, IL) | USATF Wisconsin Indoor Championships(WI), 2015-02-08(#5) |
| G-400 | 175 | 1:04.22 | Cropsey, Lauren (2015) (Barrington, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#8) |
| G-400 | 176 | 1:04.23 | Bhagavan, Monica (2016) (Hinsdale Central, IL) | Proviso West Lady Panther Invitational(IL), 2015-03-07(#11) |
| G-400 | 176 | 1:04.23 | Mirande, Jenna (2018) (Limestone Community, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#6) |
| G-400 | 176 | 1:04.23 | Stuba, Sam (2015) (Lyons Township, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#7) |
| G-400 | 179 | 1:04.27 | Harrod, Audrey (2017) (Hinckley-Big Rock, IL) | AAU Northern Indoor Championships(IL), 2015-01-18(#12) |
| G-400 | 180 | 1:04.29 | Williams, Lauren (2018) (St. Charles East, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#1) |
| G-400 | 181 | 1:04.30 | Callahan, Mackenzie (2017) (Minooka Community, IL) | Homewood - Flossmoor Co-Ed Invitational(IL), 2015-03-07(#5) |
| G-400 | 182 | 1:04.32 | Jackson, Nya (2018) (David Speer Academy, IL) | CPS Indoor Meet - Group C(IL), 2015-03-22(#1) |
| G-400 | 182 | 1:04.32 | Samuels, Ingrid (2015) (Springfield, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#7) |
| G-400 | 184 | 1:04.34 | Riedy, Caitlin (2015) (Palatine, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#9) |
| G-400 | 184 | 1:04.34 | Meyers, Katrina (2017) (Hononegah, IL) | NIC-10 Girls Indoor Conference Meet(IL), 2015-03-19(#2) |
| G-400 | 186 | 1:04.36 | Youngblood, Kennedy (2018) (Wheaton-Warrenville South, IL) | DuPage Valley Girls Indoor Conference Meet(IL), 2015-03-19(#4) |
| G-400 | 186 | 1:04.36 | Selep, Cassidy (2016) (Prospect, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#10) |
| G-400 | 188 | 1:04.44 | Horton, Charlene (2016) (Thornton Fractional North, IL) | Gene Armer Invitational(IL), 2015-03-21(#13) |
| G-400 | 189 | 1:04.45 | Mack, Alexandra (2018) (Orion, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#15) |
| G-400 | 190 | 1:04.47 | Kingsfield, Johanna (Unattached, IL) | AAU Northern Indoor Championships(IL), 2015-01-18(#6) |
| G-400 | 190 | 1:04.47 | Young, Shaquita (2017) (Westinghouse Career Academy, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#3) |
| G-400 | 192 | 1:04.49 | Duffy, Abby (2015) (Carmel Catholic, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#2) |
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