With the WIAA cross country season concluded, we compiled a list of the top 100 most improved junior boys' times based on their performances from the start to the end of the season.
See below for the list.
NOTE: THIS DOES NOT TAKE INTO ACCOUNT CHANGES IN FACTORS SUCH AS WEATHER.
| Athlete | Start of Season | End of Season | Difference |
| Lillian Raby - Milton | 42:16.20 | 32:52.60 | 9:23.60 |
| Mady Haus - Eau Claire Regis | 29:58.90 | 23:54.80 | 6:04.10 |
| Maya Lisowe - Sun Prairie East | 27:44.24 | 21:50.20 | 5:54.04 |
| Yonna Olson - Altoona | 26:19.20 | 21:39.20 | 4:40.00 |
| Kalia Reichmann - Southwestern/Benton | 30:44.00 | 26:15.40 | 4:28.60 |
| Mindy Barta - Rice Lake | 25:41.90 | 21:31.20 | 4:10.70 |
| Emma Meneguin - Cuba City | 30:39.90 | 26:29.60 | 4:10.30 |
| Keira Martin - Sun Prairie East | 26:28.23 | 22:23.00 | 4:05.23 |
| Samantha Hanson - Augusta | 32:11.40 | 28:14.70 | 3:56.70 |
| Mazie Theorin - Argyle/Pecatonica | 26:32.10 | 22:58.90 | 3:33.20 |
| Anna Gerke - Catholic Memorial | 28:54.15 | 25:30.60 | 3:23.55 |
| Paige Walker - Franklin | 26:02.63 | 22:43.30 | 3:19.33 |
| Jaclyn Schelitzche - Oregon | 25:22.78 | 22:03.70 | 3:19.08 |
| Alyssa Manteufel - Eau Claire North | 28:50.50 | 25:37.70 | 3:12.80 |
| Makira Hamilton - Oregon | 25:35.09 | 22:28.00 | 3:07.09 |
| Fallyn Moye - Wauwatosa East | 22:47.10 | 19:50.50 | 2:56.60 |
| Ana Ulrich - Osceola | 23:47.80 | 20:59.40 | 2:48.40 |
| Riley Runke - Watertown | 25:24.45 | 22:40.00 | 2:44.45 |
| Elena May - West Allis Hale | 25:54.00 | 23:16.70 | 2:37.30 |
| Tianna Hayes - Oshkosh North | 23:56.76 | 21:25.50 | 2:31.26 |
| Bailey Eckes - Greenwood | 25:51.70 | 23:21.60 | 2:30.10 |
| Claire Kuzniewicz - Beaver Dam | 24:43.11 | 22:13.40 | 2:29.71 |
| Kate Gebhard - Prairie du Chien | 26:20.60 | 23:52.40 | 2:28.20 |
| Lily Hoppman - Southwestern/Benton | 24:48.50 | 22:24.10 | 2:24.40 |
| Brianna Wiedenhoeft - Watertown Luther Prep | 23:17.12 | 20:56.20 | 2:20.92 |
| Ava Leurquin - Fort Atkinson | 22:55.41 | 20:39.50 | 2:15.91 |
| Sienna Lutz - Baraboo | 25:22.51 | 23:06.70 | 2:15.81 |
| Morgan Stephens - Rice Lake | 23:09.30 | 21:01.30 | 2:08.00 |
| Megan Schuenemann - Plymouth | 23:29.55 | 21:21.60 | 2:07.95 |
| Grace Meinholz - Franklin | 23:31.28 | 21:25.10 | 2:06.18 |
| Mallory Smith - Chequamegon | 25:30.40 | 23:26.00 | 2:04.40 |
| Grace Haines - Beaver Dam | 26:31.35 | 24:27.30 | 2:04.05 |
| Cora Dunn - Hudson | 23:42.90 | 21:40.30 | 2:02.60 |
| Megan McCaffrey - Wauwatosa East | 22:18.00 | 20:20.30 | 1:57.70 |
| Giselle Espino - St. Augustine Preparatory Academy | 26:54.39 | 24:57.80 | 1:56.59 |
| Miriam McKee - Marshfield | 23:19.70 | 21:26.10 | 1:53.60 |
| Clare Bruce - Chesterton Academy | 23:38.42 | 21:46.30 | 1:52.12 |
| Gwen Hanson - Madison West | 23:05.33 | 21:13.30 | 1:52.03 |
| Eme Olkowski - Neenah | 21:18.46 | 19:27.90 | 1:50.56 |
| Clara Drost - Rice Lake | 21:34.00 | 19:43.70 | 1:50.30 |
| Madeline Ziegler - Sparta | 24:24.10 | 22:34.60 | 1:49.50 |
| Kylie Hutchins - Sauk Prairie | 24:13.21 | 22:28.70 | 1:44.51 |
| Katie Logan - Catholic Memorial | 28:24.97 | 26:40.71 | 1:44.26 |
| Madysen Sommerfeldt - Sheboygan South | 23:34.40 | 21:54.80 | 1:39.60 |
| Natalie Willes - Neenah | 21:04.21 | 19:24.70 | 1:39.51 |
| Natalie Scharenbroch - Marshfield | 21:18.50 | 19:39.90 | 1:38.60 |
| Lucy Hammill - Sun Prairie East | 25:40.23 | 24:02.40 | 1:37.83 |
| Kassidy Christopher - Marshfield | 23:12.50 | 21:35.20 | 1:37.30 |
| Chloe Wynn - La Crosse Central | 23:39.40 | 22:02.50 | 1:36.90 |
| Annabelle Gerrits - Sheboygan South | 24:25.10 | 22:49.90 | 1:35.20 |
| Elsa Gruber - Neenah | 20:18.98 | 18:44.60 | 1:34.38 |
| Sylvia Spangler - Eau Claire Regis | 21:56.20 | 20:25.90 | 1:30.30 |
| Kennedy Roseleip - Sun Prairie West | 21:13.61 | 19:44.90 | 1:28.71 |
| Katie Ebnet - New Richmond | 23:06.60 | 21:38.30 | 1:28.30 |
| Adison Bablick - Chequamegon | 23:02.70 | 21:34.90 | 1:27.80 |
| Selin Gurses - Whitefish Bay | 21:53.50 | 20:26.00 | 1:27.50 |
| Olivia Thompson - Hudson | 23:11.30 | 21:44.40 | 1:26.90 |
| Mckenzie Simonson - McDonell Central | 23:22.20 | 21:55.40 | 1:26.80 |
| Callie Peil - Watertown Luther Prep | 23:41.56 | 22:17.40 | 1:24.16 |
| Rebekah Cramer - West Bend East | 25:34.16 | 24:11.70 | 1:22.46 |
| Ella Cesafsky - Eau Claire North | 24:24.80 | 23:05.00 | 1:19.80 |
| Allison Bodnar - Sun Prairie West | 22:04.26 | 20:45.20 | 1:19.06 |
| Hanane Pokrandt - Wauwatosa East | 21:40.50 | 20:27.90 | 1:12.60 |
| Marley Mengel - Cadott | 29:06.50 | 27:54.50 | 1:12.00 |
| Kyah Barnhart - Menomonie | 22:15.90 | 21:04.60 | 1:11.30 |
| Emma Larson - Verona Area | 22:15.71 | 21:06.30 | 1:09.41 |
| Naomi Wedan - Holmen | 21:14.40 | 20:08.70 | 1:05.70 |
| Ani Warnes - Waukesha West | 21:31.70 | 20:27.30 | 1:04.40 |
| Elli Beskow - Elk Mound | 26:17.20 | 25:13.00 | 1:04.20 |
| Quinn Mangerson - Madison West | 20:45.06 | 19:42.20 | 1:02.86 |
| Audrey Werra - West Allis Hale | 23:21.50 | 22:20.30 | 1:01.20 |
| Bennett Schmitt - Menomonie | 20:28.40 | 19:28.20 | 1:00.20 |
| Madi Kinnett - Boscobel | 25:05.40 | 24:06.80 | 58.6 |
| Katie Rea - Wauwatosa East | 19:44.80 | 18:48.40 | 56.4 |
| Sara Palmer - Menomonie | 22:06.30 | 21:12.50 | 53.8 |
| Kamryn Loy - Fennimore | 30:27.10 | 29:34.40 | 52.7 |
| Lily Newmeister - Waukesha West | 20:10.20 | 19:18.10 | 52.1 |
| Lauren McCalla - Menomonie | 19:23.60 | 18:31.70 | 51.9 |
| Elletta Uddin - Osceola | 20:49.90 | 20:02.60 | 47.3 |
| Ava Dewsnap - Waukesha West | 21:39.30 | 20:52.00 | 47.3 |
| Jacee Erickson - Luther | 25:16.20 | 24:29.40 | 46.8 |
| Elise Gardiner - Wauwatosa East | 20:16.60 | 19:32.30 | 44.3 |
| Clarissa Brickl - Sauk Prairie | 23:12.13 | 22:29.20 | 42.93 |
| Sabrina Lechnir - Holmen | 20:06.80 | 19:27.30 | 39.5 |
| Ashlyn Fortney - West Bend West | 25:04.56 | 24:25.20 | 39.36 |
| Brienna Wasley - Dodgeville/Mineral Point | 22:32.80 | 21:56.60 | 36.2 |
| Mirabelle Rather - Waukesha West | 21:28.30 | 20:56.30 | 32 |
| Zoey Eckwright - Chippewa Falls | 24:34.71 | 24:06.80 | 27.91 |
| Alexandra Rossi - Brookfield Central | 19:54.30 | 19:33.20 | 21.1 |
| Sarah Motelet - Verona Area | 22:49.39 | 22:35.30 | 14.09 |
| Aubrey Seep - Boscobel | 23:36.40 | 23:29.70 | 6.7 |
| Anna Koney - West Allis Hale | 23:29.70 | 23:28.30 | 1.4 |