April 22-25, 2026
Drake Stadium
- Des Moines, IA
4x100 Relay Finals
Top↑
| PL | TEAM | SQUAD | ATHLETES | TIME | TIME | TIME | TIME | TIME | TIME | TIME | SC |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | SE Polk | A | Mylie Leo, Berkley Weiland | 44.89 | 48.20 | 42.06 | 47.25 | 34.50 | 36.86 | 39.22 | 10 |
| 2 | Linn-Mar | A | Brooklyn Guild, Sarah White, Reese Cubbage | 47.26 | 52.98 | 40.10 | 47.73 | 51.55 | 45.35 | 44.39 | 8 |
| 3 | Valley, WDM | A | Payton Keiser, Maggie Garrison | 44.05 | 56.98 | 50.28 | 47.88 | 55.07 | 40.70 | 43.10 | 6 |
| 4 | ADM, Adel | A | Isabelle Book, Brecken Morse, Peyton Standley | 59.57 | 58.13 | 41.80 | 48.04 | 1:01.50 | 43.72 | 1:00.53 | 5 |
| 5 | Pleasant Valley | A | Olive Dankwah | 40.37 | 40.37 | 47.57 | 48.05 | 34.60 | 52.86 | 1:01.51 | 4 |
| 6 | Prairie, CR | A | Ashlynn Hunter, Marci Mudanya, Faith Kpeayeh, Avah Cooper | 55.85 | 39.48 | 34.66 | 48.14 | 43.33 | 1:01.62 | 59.22 | 3 |
| 7 | Decorah | A | Audrey Essa, Cassandra Stammeyer, Ava Holthaus, Stella Pole | 46.56 | 53.35 | 34.92 | 48.50 | 56.26 | 39.77 | 35.41 | 2 |
| Waukee NW | B | Avery Vogt | DNF | DNF | DNF | DNF | DNF | DNF | DNF |
4x100 Relay Preliminaries
Top↑
| PL | TEAM | SQUAD | ATHLETES | TIME | TIME |
|---|---|---|---|---|---|
| 1 | Waukee NW | B | Avery Vogt | 48.95 | 47.06 |
| 2 | SE Polk | A | Mylie Leo, Berkley Weiland | 50.26 | 47.86 |
| 3 | Linn-Mar | A | Brooklyn Guild, Sarah White, Reese Cubbage | 56.83 | 48.16 |
| 4 | Prairie, CR | A | Ashlynn Hunter, Marci Mudanya, Faith Kpeayeh, Avah Cooper | 55.96 | 48.24 |
| 5 | Valley, WDM | A | Payton Keiser, Maggie Garrison | 41.52 | 48.28 |
| 6 | ADM, Adel | A | Isabelle Book, Brecken Morse, Peyton Standley | 44.51 | 48.38 |
| 7 | Pleasant Valley | A | Olive Dankwah | 45.58 | 48.49 |
| 8 | Decorah | A | Audrey Essa, Cassandra Stammeyer, Ava Holthaus, Stella Pole | 37.06 | 48.76 |
| 9 | Epworth, WD | A | Allie Graber, Leah Steger, Macy Kalb | 46.94 | 48.89 |
| 10 | Mid-Prairie, W | A | Kyrie Poll, Myli Hershberger | 35.74 | 48.95 |
| 11 | Dowling Cath | A | Ellie Mead, Maddie Nagel, Lauren McCoy | 1:03.23 | 49.01 |
| 12 | Johnston | A | Cooper Cornwell, Sadie Nicol, Amirra Holmes, Brylynn Petek | 59.83 | 49.04 |
| 13 | Gilbert | A | Kayla Rash, Keaton Hanson, Madeline Olswing | 52.05 | 49.10 |
| 14 | Ankeny Cent | A | Taylor Gilbreaith, Belicia Buesch | 48.63 | 49.12 |
| 15 | Spirit Lake | A | Miley Wells, Anthea Leupold | 1:03.93 | 49.17 |
| 16 | Clear Crk-Amana | A | Anna Johnson, Thea Nelson | 1:00.50 | 49.18 |
| 17 | Cedar Falls | A | Ari Wroe, Kate Roussell, La'Neeha Bell, Presley Davison | 47.77 | 49.24 |
| 18 | Urbandale | A | Penelope Pederson, Fiona Mulligan, Madilynne Reed, Brooke Spencer | 53.19 | 49.25 |
| 19 | Ames | A | Peruth Negrete, Edyn Cowles, Kate Nigh | 58.74 | 49.36 |
| 20 | Pella Christian | A | Lexi Terpstra, Amaia Agre, Olivia De Haan | 57.80 | 49.40 |
| 21 | North Scott | A | Olivia Graham, Emmalia Ranson, Kamilah Eller | 39.56 | 49.45 |
| 22 | Spencer | A | Brooklyn Reynolds, Sydnee Hopkins, Jolie Robbins, Mercedes Krieg | 57.38 | 49.46 |
| 23 | Atlantic | A | Jayci Reed, Allison Middents, Stellah Van Aernam | 52.51 | 49.53 |
| 24 | Garner-Hay/Vent | A | Bella Schisel, Hayden Bredlow, Alayna Englin, Malia Hinz | 58.50 | 49.57 |
| 25 | Grinnell | A | Lauren Louden, Alyssa Flander, Haydlee Harter | 43.78 | 49.75 |
| 26 | Waukee | A | Kate Schulte, Estelle Hinke, Cooper Burke | 1:04.69 | 49.76 |
| 27 | Bishop Heelan | A | Jaida Douch, Ali Schermerhorn, Lilly Wooten | 46.30 | 49.78 |
| 28 | CR Washington | A | Zoie Williams, Cassie Thurmond, Kamarionna Crittenden, Olivia Miles | 1:02.29 | 49.83 |
| 28 | Clarinda | A | Alexa Barnes, Miley Wagoner | 36.88 | 49.83 |
| 30 | Mt Pleasant | A | Ellie Freeman, Kynlee White, Taylor Williamson, Delaney Anderson | 52.35 | 49.85 |
| 31 | Fremont-Mills | A | Reese Gute, Kinley Blackburn, Carlie Nuckolls | 35.98 | 49.96 |
| 32 | MOC-FV | A | Ellia Netten, Braleigh Cleveringa | 55.97 | 49.97 |
| 33 | IC, West | A | Amara MacLagan, Savannah Graham, Evelyn Cornish, Myriam Rahmouni | 59.49 | 49.99 |
| 34 | Pella | A | Abigail Melvin, Haylie DeVries, Bray-Lynne VanZante, Kamry Trine | 47.10 | 50.10 |
| 35 | Hillcrest | A | Karina Bourha, Adia Scott, Niva Helmuth | 1:04.14 | 50.11 |
| 36 | Marion | A | Imari Michaels, Hayden Dietz, Kendyl Aarhus, Bristol Beachler | 1:04.17 | 50.13 |
| 37 | Indianola | A | Tessa Gripp, Hadley Vetter, Amelia Paugh, Lilly Hoger | 55.17 | 50.15 |
| 38 | Wahlert, Dub | A | Madison Brandenburg, Claire Ludovissy, Ruth Tauber, Mary Weires | 52.70 | 50.19 |
| 39 | CB, A Lincoln | A | Kennedy Hughey, Alex Maiso, Savannah Mohling, Ana Watkins | 51.70 | 50.19 |
| 40 | Dike-NH | A | Abby Jensen, Kailyn Meester, Ruby Varney | 46.22 | 50.24 |
| 41 | Sioux Center | A | Stella Hietbrink, Courteney Schmidt, Taylor Holverson, Avery Bitker | 50.28 | 50.28 |
| 42 | Bettendorf | A | Sophia Everding, Cendall Cleveland, Kylie Lemek | 1:01.57 | 50.46 |
| 43 | Waverly-SR | A | Delilah Kroyman, Lauren Muntefering, Cat Wedeking | 1:00.56 | 50.46 |
| 44 | Lewis Central | A | Payton Mathews, Allie Hytrek, Megan Scheel, Brooke Nelson | 55.02 | 50.47 |
| 45 | Creston | A | Avery Staver, Cora Smith, Kadley Bailey, Braylee Pokorny | 54.03 | 50.49 |
| 46 | Solon | A | Piper Stahle, Marin Ashbacker, Elynn Hemann, Sydney Kunkel | 35.85 | 50.49 |
| 47 | North Polk | A | Carrigan Rasmussen, Jocelyn Manock, Frankie Huether, Jaiden Uhl | 59.09 | 50.50 |
| 48 | Hinton | A | Chloe Pigott, Rori Koch, Adalyn Ortegren, Addison Dunkel | 39.91 | 50.51 |
| 49 | Northeast, GL | A | Tenley Holst, Alivia Chambers, Natalyn Tarr | 44.98 | 50.53 |
| 50 | Waukon | A | Marissa Schullo, Addie Olson, Addisyn Berns, Willa Troendle | 51.54 | 50.53 |
| 51 | Washington | A | Jaslyn Villa, Leighton Salazar, Leighton Messinger | 38.44 | 50.58 |
| 52 | Underwood | A | Nevara Bettes, Kayley Ambrose, Ainsley Roberts, Ally Adams | 45.59 | 50.65 |
| 53 | Newton | A | BrookLynn Britton, Camryn Klein, Ashlyn Karsten, Lauren Clarke | 47.63 | 50.67 |
| 54 | South Hardin | A | Lorina Dykman, Katie Allison, Brynley Weig, Ayda Eller | 46.15 | 50.71 |
| 55 | South Tama | A | Brylee Nelson, Scout Ridout, Sydney Arp, Maylee Rucker | 58.38 | 50.76 |
| 56 | Williamsburg | A | Evelyn Carter, Tenley Sanchez, Gabriella Dayton, Morgan Larson | 56.88 | 50.78 |
| 57 | Treynor | A | Madeline Knispel, Nora Konz, Joslyn Chambers | 42.68 | 50.81 |
| 58 | DC-Grimes | A | Madden Seeman, Nevaeh Mayfield, Khloe Crawford, Sydnee Keller | 44.22 | 50.82 |
| 59 | CR Kennedy | A | Morgan Hospodarsky, Molly Gieseman, Kayla Langerman, Adalyn Thorstenson | 1:02.57 | 50.87 |
| 60 | W Monona | A | Montana Farrens, Ashlee Pittet, Carly Stangel | 1:04.67 | 50.92 |
| 61 | Mt Vernon | A | Lucy Wischmeyer, Taylor Franck, Khloe Karminski, Grace Hale | 55.52 | 50.93 |
| 62 | Cent Decatur | A | Lakyn Mundy, Soiyer Smith, Grace Leahy, Breegan Lindsey | 39.75 | 50.95 |
| 63 | Woodward-Grangr | A | Jaidyn Achenbach, Kristyn Crouse, Andrea Nardini, Hayden Thomas | 37.73 | 50.98 |
| 64 | Bond-Farrar | A | Rosie Ackerman, Addison Brown, Jovi Vroegh, Brinkley Strickland | 37.74 | 50.99 |
| 65 | Highland | A | Hailey Brun, Kamryn Fink, Alexa Hahn, Kinzie Ruess | 50.54 | 51.05 |
| 66 | DSM Christian | A | Kenniasty Carstensen, Hailey Deterding, Quincey Vogel, Hailey Mull | 54.18 | 51.11 |
| 67 | West Hancock | A | Aubrey Madson, Iselle Weiland, Ava Keiper, Vanessa Mendez | 40.40 | 51.13 |
| 68 | Perry | A | Cate Erickson, Lily Myers, Mariana Cerna, Treasure Moore | 47.56 | 51.14 |
| 69 | Edgewd-Colesburg | A | Rylee Atkinson, Kaitlyn Hahn, Faith Dugan | 58.81 | 51.14 |
| 70 | Denver | A | Addie Brauman, Taylor Wilson, Aubrey Arens, Maryn Laures | 41.95 | 51.15 |
| 71 | Clear Lake | A | Lillian Moran, Lauren Englin | 44.51 | 51.16 |
| 72 | Chariton | A | Payton Snook, Alana Elmore, Addelyn Bishop, Ava Krutsinger | 43.50 | 51.17 |
| 73 | Van Meter | A | Burkli Harkins, Julia Teigland, Kylie Keller, Aniston Netten | 1:01.44 | 51.20 |
| 74 | Grundy Center | A | Jocelyn Freed, Maddy Hendershot, Ava Heeren | 1:00.02 | 51.30 |
| 75 | Bellevue | A | Karley McCombie, Laney Steines, Bella Leibfried | 55.48 | 51.37 |
| 76 | N Mahaska | A | Addison Terpstra, Nataliya Linder, Olivia Ridgeway, Kieren Perez | 51.91 | 51.39 |
| 77 | Mason City | A | Mara Dixon, Piper Johnson, Peyton Zilge, Latasha York | 54.03 | 51.45 |
| 78 | CAM, Anita | A | Ruthie Rich, Brylee Steffen, Brookelyn Steffen | 1:00.74 | 51.47 |
| 79 | Tipton | A | Bella Dallege, Averie Bolger, Tenley Hinderaker | 38.64 | 51.51 |
| 80 | Pocahon Area | A | Danica Dreith, Natalie Sommerlot, Khloe Mefferd | 46.89 | 51.52 |
| 81 | DSM, Roosevelt | A | Sandrea Walker-Ritchie, DiAuria Thedford, Sydney Goding, Julia Knapp | 39.71 | 51.56 |
| 82 | Knoxville | A | Pyper Smith, Mary Visser, Addison Dunkin, Siena Scott | 47.48 | 51.60 |
| 83 | Webster City | A | Kali Harnett, Tessa Hansen, Isabel Weinschenk, Isabel Grossoehme | 46.47 | 51.63 |
| 84 | IC, City High | A | DeDe Aboussa Folly, Janiah Newell, Cooper Hamilton, Jayda Kent | 40.82 | 51.67 |
| 85 | IKM-Manning | A | Anna Stangl, Olivia Linde, Oriah Meiners, Caylie Rasmussen | 50.68 | 51.71 |
| 86 | Sioux Ctrl, SR | A | Peyton Waldstein, Reata Ayers, Avery Wilson, Lillian Johnson | 45.00 | 51.72 |
| 87 | Forest City | A | Tess Klaassen, Cadence Sletten, Lexi Isebrand, Chloe Hennigar | 40.98 | 51.87 |
| 88 | Norwalk | A | Blakesly Rodman, Avery Kelderman, Mary Bush, Milena Catic | 1:05.62 | 52.08 |
| 89 | Roland-Story | A | Olivia Reitano, Maddi Lucas, Selah Helgeson, Taylor Rechkemmer | 1:01.01 | 52.14 |
| 90 | Maquoketa Valley | A | Rylee Reed, Lilly Kraft, Taryn Burbridge, Lanni Beaman | 53.71 | 52.14 |
| 91 | Ankeny | A | Brylee Bach, Quinn Roush, Avah Allison, Riley Kayser | 40.72 | 52.20 |
| 92 | Danville | A | Macie Wagner, Violette Sowell, Alivia Bauer, Alaina Gourley | 1:03.55 | 52.52 |
| CPU | A | Kalyn Hillers, Emily Cue, Kyra White, Lily Miller | DQ | DQ | |
| Mount Ayr | A | Chloe Robb, Kate Newton, Emma Reynolds | DQ | DQ | |
| Algona | A | Lillian Allie, Alissa Engel, Maya Lentz | DQ | DQ | |
| DUB Hempstead | A | Kassidy Buchenau, Mallory Tomkins, Piper Birkenholz, Kaylee Carley | DQ | DQ |
4x100 Relay Preliminaries Heat 1
| PL | TEAM | ATHLETES | TIME | TIME |
|---|---|---|---|---|
| 67 | West Hancock | Madson, Weiland, Keiper, Mendez | 1:01.36 | 51.13 |
| 68 | Perry | Erickson, Myers, Cerna, Moore | 56.26 | 51.14 |
| 75 | Bellevue | McCombie, Steines, Leibfried | 47.78 | 51.37 |
| 78 | CAM, Anita | Rich, Steffen, Steffen | 1:05.37 | 51.47 |
| 79 | Tipton | Dallege, Bolger, Hinderaker | 1:01.30 | 51.51 |
| 81 | DSM, Roosevelt | Walker-Ritchie, Thedford, Goding, Knapp | 1:00.33 | 51.56 |
| 82 | Knoxville | Smith, Visser, Dunkin, Scott | 57.28 | 51.60 |
| 90 | Maquoketa Valley | Reed, Kraft, Burbridge, Beaman | 37.54 | 52.14 |
4x100 Relay Preliminaries Heat 2
| PL | TEAM | ATHLETES | TIME |
|---|---|---|---|
| 60 | W Monona | Farrens, Pittet, Stangel | 50.92 |
| 65 | Highland | Brun, Fink, Hahn, Ruess | 51.05 |
| 66 | DSM Christian | Carstensen, Deterding, Vogel, Mull | 51.11 |
| 74 | Grundy Center | Freed, Hendershot, Heeren | 51.30 |
| 83 | Webster City | Harnett, Hansen, Weinschenk, Grossoehme | 51.63 |
| 86 | Sioux Ctrl, SR | Waldstein, Ayers, Wilson, Johnson | 51.72 |
| 88 | Norwalk | Rodman, Kelderman, Bush, Catic | 52.08 |
| 89 | Roland-Story | Reitano, Lucas, Helgeson, Rechkemmer | 52.14 |
4x100 Relay Preliminaries Heat 3
| PL | TEAM | ATHLETES | TIME | TIME | TIME | TIME | TIME | TIME | TIME |
|---|---|---|---|---|---|---|---|---|---|
| 35 | Hillcrest | Bourha, Scott, Helmuth | 50.11 | 40.09 | 45.10 | 50.62 | 1:04.14 | 42.10 | 1:00.14 |
| 52 | Underwood | Bettes, Ambrose, Roberts, Adams | 50.65 | 35.46 | 1:00.78 | 1:05.34 | 39.51 | 40.02 | 1:02.81 |
| 53 | Newton | Britton, Klein, Karsten, Clarke | 50.67 | 57.26 | 49.66 | 1:03.85 | 38.51 | 57.26 | 37.50 |
| 56 | Williamsburg | Carter, Sanchez, Dayton, Larson | 50.78 | 38.60 | 46.72 | 1:01.96 | 50.78 | 55.35 | 1:01.96 |
| 72 | Chariton | Snook, Elmore, Bishop, Krutsinger | 51.17 | 47.59 | 51.17 | 41.96 | 58.85 | 50.66 | 37.36 |
| 84 | IC, City High | Aboussa Folly, Newell, Hamilton, Kent | 51.67 | 1:05.62 | 59.42 | 37.72 | 47.54 | 41.86 | 43.41 |
| 92 | Danville | Wagner, Sowell, Bauer, Gourley | 52.52 | 46.22 | 58.83 | 50.95 | 1:06.18 | 1:07.23 | 50.95 |
| CPU | Hillers, Cue, White, Miller | DQ | DQ | DQ | DQ | DQ | DQ | DQ |
4x100 Relay Preliminaries Heat 4
| PL | TEAM | ATHLETES | TIME |
|---|---|---|---|
| 45 | Creston | Staver, Smith, Bailey, Pokorny | 50.49 |
| 49 | Northeast, GL | Holst, Chambers, Tarr | 50.53 |
| 55 | South Tama | Nelson, Ridout, Arp, Rucker | 50.76 |
| 58 | DC-Grimes | Seeman, Mayfield, Crawford, Keller | 50.82 |
| 59 | CR Kennedy | Hospodarsky, Gieseman, Langerman, Thorstenson | 50.87 |
| 62 | Cent Decatur | Mundy, Smith, Leahy, Lindsey | 50.95 |
| 64 | Bond-Farrar | Ackerman, Brown, Vroegh, Strickland | 50.99 |
| 76 | N Mahaska | Terpstra, Linder, Ridgeway, Perez | 51.39 |
4x100 Relay Preliminaries Heat 5
| PL | TEAM | ATHLETES | TIME |
|---|---|---|---|
| 31 | Fremont-Mills | Gute, Blackburn, Nuckolls | 49.96 |
| 37 | Indianola | Gripp, Vetter, Paugh, Hoger | 50.15 |
| 50 | Waukon | Schullo, Olson, Berns, Troendle | 50.53 |
| 54 | South Hardin | Dykman, Allison, Weig, Eller | 50.71 |
| 73 | Van Meter | Harkins, Teigland, Keller, Netten | 51.20 |
| 77 | Mason City | Dixon, Johnson, Zilge, York | 51.45 |
| 80 | Pocahon Area | Dreith, Sommerlot, Mefferd | 51.52 |
| 85 | IKM-Manning | Stangl, Linde, Meiners, Rasmussen | 51.71 |
4x100 Relay Preliminaries Heat 6
| PL | TEAM | ATHLETES | TIME | TIME | TIME | TIME |
|---|---|---|---|---|---|---|
| 34 | Pella | Melvin, DeVries, VanZante, Trine | 50.10 | 40.08 | 51.61 | 1:04.13 |
| 40 | Dike-NH | Jensen, Meester, Varney | 50.24 | 45.72 | 38.19 | 47.23 |
| 41 | Sioux Center | Hietbrink, Schmidt, Holverson, Bitker | 50.28 | 1:00.84 | 51.29 | 41.74 |
| 47 | North Polk | Rasmussen, Manock, Huether, Uhl | 50.50 | 50.00 | 52.52 | 53.03 |
| 63 | Woodward-Grangr | Achenbach, Crouse, Nardini, Thomas | 50.98 | 40.79 | 50.47 | 1:00.16 |
| 70 | Denver | Brauman, Wilson, Arens, Laures | 51.15 | 59.34 | 42.97 | 1:04.45 |
| 87 | Forest City | Klaassen, Sletten, Isebrand, Hennigar | 51.87 | 38.39 | 1:00.69 | 1:05.36 |
| Mount Ayr | Robb, Newton, Reynolds | DQ | DQ | DQ | DQ |
4x100 Relay Preliminaries Heat 7
| PL | TEAM | ATHLETES | TIME | TIME |
|---|---|---|---|---|
| 18 | Urbandale | Pederson, Mulligan, Reed, Spencer | 57.13 | 49.25 |
| 28 | CR Washington | Williams, Thurmond, Crittenden, Miles | 48.84 | 49.83 |
| 39 | CB, A Lincoln | Hughey, Maiso, Mohling, Watkins | 36.14 | 50.19 |
| 44 | Lewis Central | Mathews, Hytrek, Scheel, Nelson | 46.44 | 50.47 |
| 48 | Hinton | Pigott, Koch, Ortegren, Dunkel | 1:02.13 | 50.51 |
| 57 | Treynor | Knispel, Konz, Chambers | 42.68 | 50.81 |
| 61 | Mt Vernon | Wischmeyer, Franck, Karminski, Hale | 1:02.14 | 50.93 |
| 71 | Clear Lake | Moran, Englin | 1:06.51 | 51.16 |
4x100 Relay Preliminaries Heat 8
| PL | TEAM | ATHLETES | TIME | TIME | TIME | TIME |
|---|---|---|---|---|---|---|
| 8 | Decorah | Essa, Stammeyer, Holthaus, Pole | 53.15 | 48.76 | 44.38 | 35.11 |
| 17 | Cedar Falls | Wroe, Roussell, Bell, Davison | 38.41 | 49.24 | 54.66 | 49.24 |
| 24 | Garner-Hay/Vent | Schisel, Bredlow, Englin, Hinz | 47.59 | 49.57 | 46.60 | 47.59 |
| 28 | Clarinda | Barnes, Wagoner | 53.82 | 49.83 | 1:00.30 | 59.80 |
| 32 | MOC-FV | Netten, Cleveringa | 42.98 | 49.97 | 36.98 | 54.97 |
| 33 | IC, West | MacLagan, Graham, Cornish, Rahmouni | 42.50 | 49.99 | 37.00 | 47.99 |
| 36 | Marion | Michaels, Dietz, Aarhus, Beachler | 46.62 | 50.13 | 46.12 | 58.15 |
| Algona | Allie, Engel, Lentz | DQ | DQ | DQ | DQ |
4x100 Relay Preliminaries Heat 9
| PL | TEAM | ATHLETES | TIME | TIME |
|---|---|---|---|---|
| 4 | Prairie, CR | Hunter, Mudanya, Kpeayeh, Cooper | 48.24 | 49.69 |
| 12 | Johnston | Cornwell, Nicol, Holmes, Petek | 49.04 | 34.82 |
| 13 | Gilbert | Rash, Hanson, Olswing | 49.10 | 55.49 |
| 22 | Spencer | Reynolds, Hopkins, Robbins, Krieg | 49.46 | 37.59 |
| 23 | Atlantic | Reed, Middents, Van Aernam | 49.53 | 37.65 |
| 30 | Mt Pleasant | Freeman, White, Williamson, Anderson | 49.85 | 47.36 |
| 46 | Solon | Stahle, Ashbacker, Hemann, Kunkel | 50.49 | 51.50 |
| 51 | Washington | Villa, Salazar, Messinger | 50.58 | 56.15 |
4x100 Relay Preliminaries Heat 10
| PL | TEAM | ATHLETES | TIME |
|---|---|---|---|
| 5 | Valley, WDM | Keiser, Garrison | 48.28 |
| 7 | Pleasant Valley | Dankwah | 48.49 |
| 9 | Epworth, WD | Graber, Steger, Kalb | 48.89 |
| 16 | Clear Crk-Amana | Johnson, Nelson | 49.18 |
| 26 | Waukee | Schulte, Hinke, Burke | 49.76 |
| 42 | Bettendorf | Everding, Cleveland, Lemek | 50.46 |
| 43 | Waverly-SR | Kroyman, Muntefering, Wedeking | 50.46 |
| 69 | Edgewd-Colesburg | Atkinson, Hahn, Dugan | 51.14 |
4x100 Relay Preliminaries Heat 11
| PL | TEAM | ATHLETES | TIME | TIME | TIME | TIME |
|---|---|---|---|---|---|---|
| 2 | SE Polk | Leo, Weiland | 39.25 | 47.86 | 42.60 | 1:00.79 |
| 3 | Linn-Mar | Guild, White, Cubbage | 38.53 | 48.16 | 43.83 | 46.24 |
| 11 | Dowling Cath | Mead, Nagel, McCoy | 1:03.72 | 49.01 | 41.17 | 58.82 |
| 19 | Ames | Negrete, Cowles, Nigh | 40.97 | 49.36 | 49.86 | 52.33 |
| 21 | North Scott | Graham, Ranson, Eller | 1:00.83 | 49.45 | 38.08 | 54.40 |
| 25 | Grinnell | Louden, Flander, Harter | 58.71 | 49.75 | 35.82 | 56.72 |
| 91 | Ankeny | Bach, Roush, Allison, Kayser | 47.51 | 52.20 | 1:03.69 | 1:02.64 |
| DUB Hempstead | Buchenau, Tomkins, Birkenholz, Carley | DQ | DQ | DQ | DQ |
4x100 Relay Preliminaries Heat 12
| PL | TEAM | ATHLETES | TIME | TIME | TIME | TIME | TIME |
|---|---|---|---|---|---|---|---|
| 1 |
Waukee NW
(B)
|
Vogt | 39.53 | 47.06 | 1:00.71 | 34.36 | 47.06 |
| 6 | ADM, Adel | Book, Morse, Standley | 35.32 | 38.71 | 45.48 | 1:01.45 | 48.38 |
| 10 | Mid-Prairie, W | Poll, Hershberger | 58.74 | 41.12 | 52.38 | 40.63 | 48.95 |
| 14 | Ankeny Cent | Gilbreaith, Buesch | 46.67 | 58.95 | 51.09 | 42.74 | 49.12 |
| 15 | Spirit Lake | Wells, Leupold | 43.27 | 1:00.97 | 35.90 | 38.85 | 49.17 |
| 20 | Pella Christian | Terpstra, Agre, De Haan | 57.80 | 47.92 | 46.44 | 47.43 | 49.40 |
| 27 | Bishop Heelan | Douch, Schermerhorn, Wooten | 37.34 | 34.85 | 51.78 | 59.24 | 49.78 |
| 38 | Wahlert, Dub | Brandenburg, Ludovissy, Tauber, Weires | 35.14 | 37.65 | 57.22 | 38.65 | 50.19 |