Atomic Kids Summer Splash Triathlons

Date: Last held May 30, 2026, next date to be announced
Location: Oak Ridge, Tennessee

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Official race website

Start location and course

1403 Oakridge Turnpike, Oak Ridge, TN 37830

The pin marks the address the race lists, which is usually the start. Course maps are the organizers' own.

2026 results

All results (2 years)

Triathlon Long Sprint

finishers

28:00

median

22:01

winning time

38% / 62%

women / men

Finish times, fastest to slowest. Each bar is a slice of the field; the dashed line is the median.

Triathlon Mid Sprint

finishers

18:56

median

14:41

winning time

40% / 60%

women / men

Tadpole Triathlon

finishers

15:05

median

11:05

winning time

55% / 45%

women / men

Aggregated from official results (Personal Best Racing) for Atomic Kids Summer Splash Triathlons. Individual finisher names are not stored here.

How fast do you need to be at Atomic Kids Summer Splash Triathlons?

At the 2026 Triathlon Long Sprint, the fastest tenth finished in 24:34 or better, the top quarter in 26:12, and half the field in 28:00; the last tenth came in after 34:07.

At the 2026 Triathlon Mid Sprint, the fastest tenth finished in 15:39 or better, the top quarter in 17:05, and half the field in 18:56; the last tenth came in after 23:02.

At the 2026 Tadpole Triathlon, the fastest tenth finished in 12:18 or better, the top quarter in 12:58, and half the field in 15:05; the last tenth came in after 20:53.

Third place by age group, 2026 Triathlon Long Sprint
Age	Women	Men
Under 20	26:42	23:38

Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.

What would my time get me?

Where a finish time would have placed in 2026.

EventFinish timeGenderAge group

Swim, bike and run splits at Atomic Kids Summer Splash Triathlons

At the 2026 Triathlon Long Sprint, the run decided the most: the middle of the field lost about 1:34 to the top quarter there, 47% of the gap across the three legs.

2026 Triathlon Long Sprint, 39 finishers
Leg	Top 10%	Top 25%	Median	Slowest 25%
Swim	2:01	2:25	2:42	3:20+
T1	0:47	1:07	1:41	2:18+
Bike	13:29	14:13	14:55	16:33+
T2	0:17	0:22	0:27	0:36+
Run	6:34	7:35	8:05	9:34+

Each column ranks finishers on that leg alone, from the race's published results. T1 and T2 are transitions.

At the 2026 Triathlon Mid Sprint, the bike decided the most: the middle of the field lost about 2:07 to the top quarter there, 79% of the gap across the three legs.

2026 Triathlon Mid Sprint, 31 finishers
Leg	Top 10%	Top 25%	Median	Slowest 25%
Swim	1:20	1:33	1:57	2:16+
T1	1:02	1:16	1:57	2:20+
Bike	8:05	9:00	10:04	10:44+
T2	0:18	0:23	0:25	0:30+
Run	3:57	4:13	4:44	5:09+

Each column ranks finishers on that leg alone, from the race's published results. T1 and T2 are transitions.

Finishers by year

Up 30 percent since 2025.

2025

2026

All events combined, from official results.

Atomic Kids Summer Splash Triathlons Sprint Triathlon year by year

From 2025 to 2026, the field went from 27 to 39 finishers, and the median time rose from 17:52 to 28:00.

Year	Finishers	Median	Fastest tenth	Winner
2026	39 (+44%)	28:00	under 24:34	22:01
2025	27	17:52	under 15:28	14:33

From each year's official results for the Sprint Triathlon; virtual options are left out.

From the race's page

What the organizers of Atomic Kids Summer Splash Triathlons cover on their registration page, in brief.

Course

Bike Course Map

2026 Atomic Kids Bike - MapMyRun. Long Course is 2 out and back, Mid is one out and back.

Course

Run Course Map

2026 Atomic Kids Run - MapMyRun. Long Race is 2 laps, Mid Race is 1.

Full details on the race's RunSignup page

Race details

Where: 1403 Oakridge Turnpike, Oak Ridge, TN 37830Map
Course: Road
Distances: Sprint Triathlon
Editions: 2026 (May 30, 2026), 2025 (May 31, 2025), 2024 (Jun 29, 2024), 2023 (Jun 24, 2023), 2022 (Jun 25, 2022)
Status: The next edition has not been announced yet. Past events: Triathlon Long Sprint, Triathlon Mid Sprint, Tadpole Triathlon, Triathlon Long Sprint, Triathlon Mid Sprint.

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Quick answers

When is Atomic Kids Summer Splash Triathlons?: The next date has not been announced.
How much does it cost?: See the registration page for current pricing.
What distances are offered?: Sprint Triathlon.
How big is it, and how fast?: In 2026, 39 athletes finished the Triathlon Long Sprint; the median finish was 28:00 and the winner finished in 22:01.
Where does it start?: 1403 Oakridge Turnpike, Oak Ridge, TN 37830.
Is there a course map?: Yes, the organizers publish the route on MapMyRun; the link is under Start location and course.