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Runner Profile

Katie Tantillo

Middlesex School / All-time PR 20:42.07

Course-adjusted PR 21:13.20

Graduation year

Class of 2026

Race count

28

All-time rank

#94

Rankings

View season list

Adjusted-best source course

Wrentham Championship 5K

Nov 1, 2024

Rankings use the course-adjusted PR, not the raw race time.

Progress graph

Results over time

Each season gets its own line. Hover a dot for the race name and click it to open the race page.

24:2822:4020:52Sep 15Nov 12
2022
2023
2024
2025Latest

Race History

Most recent results first

Showing every imported race for this runner.

DateRaceCourseRaw / Adj.Place
Nov 8, 2025NEPSTA Division II ChampionshipNov 8, 2025 · Place 20Williston Northampton School 5K
Raw 21:46.00Adj. 21:18.02
20
Oct 31, 2025Independent School League (ISL) ChampionshipOct 31, 2025 · Place 24Wrentham Championship 5K
Raw 20:56.99Adj. 21:28.50
24
Oct 25, 2025Middlesex Cross Country hosting St. Mark's, Tabor, Governor'sOct 25, 2025 · Place 12Middlesex 5K Course
Raw 22:27.00Adj. 22:00.71
12
Oct 11, 2025Groton (G) vs. Lawrence Academy (L) vs. Middlesex (M) (JV)Oct 11, 2025 · Place 10Groton School
Raw 21:42.00Adj. 21:56.90
10
Oct 4, 2025Middlesex Cross Country hosting Milton • Thayer (JV)Oct 4, 2025 · Place 10Middlesex 5K Course
Raw 23:34.00Adj. 23:06.41
10
Sep 27, 2025Tabor vs. St. George's vs. Middlesex vs. BB&NSep 27, 2025 · Place 16Washington Park 5K Course
Raw 22:31.00Adj. 22:47.71
16
Nov 9, 2024NEPSTA Division II ChampionshipNov 9, 2024 · Place 56Brooks School 5K
Raw 24:42.00Adj. 24:07.30
56
Nov 1, 2024Independent School League (ISL) ChampionshipNov 1, 2024 · Place 19Wrentham Championship 5K
Raw 20:42.07Adj. 21:13.20
19
Oct 25, 2024Burchard Park InvitationalOct 25, 2024 · Place 6Bouchard Park 5K
Raw 21:42.00Adj. 22:05.61
6
Oct 18, 2024Middlesex School Cross Country - Middlesex, Rivers, AustinOct 18, 2024 · Place 13Middlesex 5K Course
Raw 22:34.00Adj. 22:07.58
13
Oct 11, 2024Middlesex School Cross Country vs Groton and St. George'sOct 11, 2024 · Place 10Middlesex 5K Course
Raw 22:43.00Adj. 22:16.40
10
Oct 5, 2024XC @ TaborOct 5, 2024 · Place 9Washington Park 5K Course
Raw 22:43.00Adj. 22:59.86
9
Sep 21, 2024Girls Varsity Cross Country at NoblesSep 21, 2024 · Place 15Noble and Greenough School 5K
Raw 23:31.00Adj. 22:30.25
15
Nov 11, 2023NEPSTA Division II Championship (JV)Nov 11, 2023 · Place 3RL 5K Course
Raw 22:52.00Adj. 21:53.83
3
Nov 3, 2023Independent School League (ISL) ChampionshipNov 3, 2023 · Place 38Wrentham Championship 5K
Raw 22:16.10Adj. 22:49.59
38
Oct 28, 2023Nobles, St. Mark's, Lawrence, St. Paul's at MiddlesexOct 28, 2023 · Place 10Middlesex 5K Course
Raw 23:16.00Adj. 22:48.76
10
Oct 21, 2023Brooks, Milton, Middlesex, RiversOct 21, 2023 · Place 9Brooks School 5K
Raw 23:05.00Adj. 22:32.57
9
Oct 13, 2023Middlesex at GrotonOct 13, 2023 · Place 12Groton School
Raw 23:48.00Adj. 24:04.35
12
Oct 7, 2023Tabor, Governor's, BB&N at MiddlesexOct 7, 2023 · Place 12Middlesex 5K Course
Raw 23:28.00Adj. 23:00.52
12
Sep 30, 2023Middlesex, Thayer, St. George's, Montrose at Roxbury LatinSep 30, 2023 · Place 11RL 5K Course
Raw 23:30.00Adj. 22:30.22
11
Sep 23, 2023Milton at MiddlesexSep 23, 2023 · Place 8Middlesex 5K Course
Raw 22:47.00Adj. 22:20.32
8
Sep 15, 2023Austin Prep at MiddlesexSep 15, 2023 · Place 9Middlesex 5K Course
Raw 22:43.00Adj. 22:16.40
9
Nov 12, 2022NEPSTA Division II ChampionshipNov 12, 2022 · Place 46St. Mark's School Championship Course
Raw 23:57.00Adj. 23:41.72
46
Nov 4, 2022Independent School League (ISL) Championship (JV)Nov 4, 2022 · Place 1Wrentham Championship 5K
Raw 22:13.17Adj. 22:46.59
1
Oct 15, 2022Groton at MiddlesexOct 15, 2022 · Place 6Middlesex 5K Course
Raw 23:07.00Adj. 22:39.93
6
Oct 8, 2022St. George's, Middlesex, St. Mark's at BrooksOct 8, 2022 · Place 7Brooks School 5K
Raw 22:36.00Adj. 22:04.25
7
Oct 1, 2022Lawrence, Middlesex, Rivers at NoblesOct 1, 2022 · Place 9Noble and Greenough School 5K
Raw 23:47.00Adj. 22:45.56
9
Sep 24, 2022Governor's, MiddlesexSep 24, 2022 · Place 8RL 5K Course
Raw 24:13.00Adj. 23:11.39
8