CHRISTUS Trinity Mother Frances Rose City Triathlon

Date: Last held Sep 13, 2026, next date to be announced
Location: Whitehouse, Texas

Registration for the next edition has not opened.

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Water temperature and wetsuits at CHRISTUS Trinity Mother Frances Rose City Triathlon

Around September 13, Lake Tyler typically runs about 84°F at the surface (80 to 87°F across 2011 to 2020). The water usually runs 84°F or warmer at this date, when wetsuits are not allowed.

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.

Start location and course

16538 McElroy Road, Whitehouse, TX 75791

Directions to the start

The pin marks the address the race lists, which is usually the start. The organizers have not shared a course map with us yet.

Where CHRISTUS Trinity Mother Frances Rose City Triathlon ranks

No. 20 of 50 on Warmest triathlon swims

National lists computed from results, entry fees, course maps and water temperatures; they refresh through the day.

Race details

Where: 16538 McElroy Road, Whitehouse, TX 75791Map
Course: Road
Results posted by the race: Race Results
Distances: Sprint Triathlon
Editions: 2026 (Sep 13, 2026), 2025 (Sep 7, 2025), 2024 (Sep 8, 2024), 2023 (Sep 10, 2023), 2022 (Sep 11, 2022)
Status: The next edition has not been announced yet. Past events: Relay - NO SHIRT, Triathlon - Individual - NO SHIRT, Relay, Triathlon - Individual, Relay.

Organize this race? Add details or a correction

Quick answers

When is CHRISTUS Trinity Mother Frances Rose City Triathlon?: 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.
Where does it start?: 16538 McElroy Road, Whitehouse, TX 75791.

From the organizers

CHRISTUS Trinity Mother Frances Health System has partnered with East Texas Triathletes to present the Rose City Triathlon. This annual sprint triathlon takes place The Boulders at Lake Tyler.

Rose City Tri is known for a beautiful course around Lake Tyler and its trend of attracting new participants from across East Texas and beyond each year. In fact, each year members of USA Triathlon Association vote on their favorite small, medium, and large triathlon. Over the past few years our – South Midwest – region (4 states) has voted the Rose City Triathlon favorite small (2008) and medium (2009 & 2012) triathlon, as well as champ venue for 2011 and 2013.