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| Event | Distance | When | Entry fee | Cap |
|---|---|---|---|---|
| Aquabike | AquabikeOpen water swim | Apr 18, 20278:00 AM | $70$75 after Jan 1, 2027 | – |
| Aquathlon | AquathlonOpen water swim | Apr 18, 20278:00 AM | $70$75 after Jan 1, 2027 | – |
| Sprint Relay | Sprint TriathlonRelay or teamOpen water swim | Apr 18, 20278:00 AM | $160$175 after Jan 1, 2027 | – |
| Sprint Triathlon | Sprint TriathlonOpen water swim | Apr 18, 20278:00 AM | $90$100 after Jan 1, 2027 | – |
Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.
The Aquabike fee goes up to $75 on Jan 1, 2027.
Around April 18, Lake Murray typically runs about 68°F at the surface (63 to 74°F across 2011 to 2020). Wetsuits were legal every year at this date.
A model estimate from the USGS lake temperature model (daily surface temperatures for US lakes), not a measurement. Wetsuit cutoffs are USA Triathlon age-group rules. The race's own water temperature reading on race morning decides.
Online registration closes Apr 18, 2027, unless the race fills first.
Sunrise on race morning is at about 6:52 AM, and the Aquabike starts at 8:00 AM. The start sits about 530 feet above sea level.
Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.
Dreher Island State Park, Prosperity, SC 29127
The pin marks the address the race lists, which is usually the start. Course maps are the organizers' own.
The 15.9-mile bike course climbs 638 feet, about 40 feet a mile: rolling.
| Course | Distance | Climbing | Terrain |
|---|---|---|---|
| Lake Murray Triathlon - Bike CourseBike, loop | 15.9 mi | 638 ft | rolling |
| 15.9 mi Running Route in Lake Murray Of Richland, South CarolinaRun | 15.9 mi | 527 ft | rolling |
| 3.1 mi Running Route in Lake Murray Of Richland, South CarolinaRun | 3.1 mi | 196 ft | hilly |
From the course maps the organizers publish on Ride with GPS and MapMyRun; climbing is the total gain the map reports. Courses can change between editions, so check the date on the map.
National lists computed from results, entry fees, course maps and water temperatures; they refresh through the day.
Aggregated from official results (GO Race Productions) for Lake Murray Sprint Triathlon. Individual finisher names are not stored here.
At the 2026 Sprint Triathlon, the fastest tenth finished in 1:23:01 or better, the top quarter in 1:32:10, and half the field in 1:45:22; the last tenth came in after 2:15:56.
At the 2026 Sprint Relay, the fastest tenth finished in 1:47:25 or better, the top quarter in 1:51:19, and half the field in 1:59:59; the last tenth came in after 2:24:59.
At the 2026 Aquabike, the fastest tenth finished in 1:13:34 or better, the top quarter in 1:15:59, and half the field in 1:19:41; the last tenth came in after 1:32:51.
| Age | Women | Men |
|---|---|---|
| Under 20 | n/a | 1:48:48 |
| 20-29 | 1:34:24 | 1:19:24 |
| 30-39 | 1:27:38 | 1:12:03 |
| 40-49 | 1:39:53 | 1:15:10 |
| 50-59 | 1:47:28 | 1:23:02 |
| 60-69 | 1:45:10 | 1:27:12 |
Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.
Where a finish time would have placed in 2026.
At the 2026 Sprint Triathlon, the bike decided the most: the middle of the field lost about 10:32 to the top quarter there, 53% of the gap across the three legs.
Compared with a typical sprint triathlon in South Carolina, the median swim here was 8:40 slower and the bike 10:46 slower (swim lengths differ from race to race).
| Leg | Top 10% | Top 25% | Median | Slowest 25% |
|---|---|---|---|---|
| Swim | 14:12 | 15:54 | 19:03 | 22:47+ |
| T1 | 1:15 | 1:35 | 2:03 | 2:58+ |
| Bike | 42:40 | 48:01 | 53:38 | 59:53+ |
| T2 | 0:45 | 0:57 | 1:16 | 1:43+ |
| Run | 21:01 | 22:53 | 26:05 | 30:25+ |
Each column ranks finishers on that leg alone, from the race's published results. T1 and T2 are transitions.
Compared with a typical sprint triathlon in South Carolina, the median swim here was 12:20 slower and the bike 30:32 slower (swim lengths differ from race to race).
| Leg | Top 10% | Top 25% | Median | Slowest 25% |
|---|---|---|---|---|
| Swim | 19:09 | 20:40 | 22:43 | 29:30+ |
| T1 | 0:37 | 0:40 | 0:45 | 0:55+ |
| Bike | 52:34 | 53:46 | 1:13:24 | 1:23:44+ |
| T2 | 0:26 | 0:29 | 0:34 | 0:38+ |
| Run | 19:34 | 21:51 | 25:23 | 31:24+ |
Each column ranks finishers on that leg alone, from the race's published results. T1 and T2 are transitions.
Up 49 percent since 2022.
All events combined, from official results.
From 2022 to 2026, the field went from 167 to 260 finishers, and the median time rose from 1:38:46 to 1:45:22.
| Year | Finishers | Median | Fastest tenth | Winner |
|---|---|---|---|---|
| 2026 | 260 (+8%) | 1:45:22 | under 1:23:01 | 1:09:40 |
| 2025 | 240 (+7%) | 1:44:58 | under 1:23:38 | 1:11:54 |
| 2024 | 225 (+9%) | 1:44:45 | under 1:22:45 | 1:05:37 |
| 2023 | 207 (+24%) | 1:39:20 | under 1:22:24 | 1:05:03 |
| 2022 | 167 | 1:38:46 | under 1:24:07 | 1:15:00 |
From each year's official results for the Sprint Triathlon; virtual options are left out.
Slower than most South Carolina sprint triathlons
The fastest quarter of the 2026 sprint triathlon field finished under 1:32:10, against 1:14:04 in a typical South Carolina sprint triathlon, so times here run 24 percent slower.
Compares the fastest quarter of each field, so walkers and first-timers do not skew it. It reflects the course and the field together: a flat course, cool weather, or a competitive crowd all make times faster.
Around April 18 the day usually runs from 55°F at dawn to 79°F in the afternoon, with measurable rain on about 12% of days. Cold snaps dip to 45°F and hot years reach 85°F.
Based on 75 days within a week of the date over the last 5 years, from historical weather for the start area. Not a forecast.
What the organizers of Lake Murray Sprint Triathlon cover on their registration page, in brief.
Schedule and packet pickup
Packet Pick-up: Saturday, April 17, 2027 (2PM-4PM). Outspokin' Bicycles - Irmo. 7601 St. Andrews Rd. Irmo, SC 29063. Sunday, April 18, 2027 (6 AM - 7:15 AM). Dreher Island State Park (Event Site - Under the Pavilion near the Finish Line)…
Course
Course Descriptions: The swim is one clockwise 750 meter loop. Wetsuits should legal with water temperatures in the low to mid 70's. Depending on the wind swimmers may encounter light to moderate chop with a small current. The bike course…
Course
Course Maps, including the swim, can be found by clicking on the PDF Icon below. Bike Course - MapMyRun. Bike Course - Ride With GPS. Run Course - MapMyRun.
Parking and travel
Host Hotel: To be determined.
Rules and FAQ
To d efer your registration to the following year, navigate to Profile > Upcoming Events > Manage Registration > Defer Registration. To claim a deferral from the previous year, navigate to your profile and use the Deferrals tab to start…
Rules and FAQ
To adjust parts of your registration such as category, navigate to Profile > Upcoming Events > Manage Registration > Questions on left hand side. To transfer to another event such as aquabike, aquathlon or relay team, navigate to Profile >…
Organize this race? Add details or a correction
SWIM: 750 Meters (Lake)
BIKE: 16 Miles
RUN: 5 Kilometers
The Lake Murray Triathlon has become a favorite chance for all South Carolina Triathletes to showcase their talents against the best in the state. Nestled in the center of South Carolina athletes from the Upstate, Midlands and Coastal regions converge into Columbia each year for this sprint distance event.
The swim is one clockwise 750 meter loop. Wetsuits will be legal with expected water temperatures in the low to mid 70's. Depending on the wind swimmers may encounter light to moderate chop with a small current.