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2027 Cal Tri Houston - 9.12.27

Date
Sunday, September 12, 2027
Start time
7:00 AM start (Chicago)
Location
Katy, Texas
Entry fee
From $78.86 · goes up to $103.86 on Jan 27, 2027
Included with entry
Includes a shirt
Fundraising
Takes optional donations when you register
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Events and entry fees

EventDistanceWhenEntry feeCap
5K5KSep 12, 20277:00 AM$23.86$28.86 after Jan 27, 2027–
RunBikeRunDuathlonRun 1.6 mi · Bike 6.6 mi · Run 1.6 miSep 12, 20277:00 AM$78.86$103.86 after Jan 27, 2027–
RunSwimDuathlonRun 1.6 mi · Swim 0.25 miSep 12, 20277:00 AM$78.86$103.86 after Jan 27, 2027–
Sprint TriathlonSprint TriathlonRun 1.6 mi · Bike 6.6 mi · Swim 0.25 miPool swimSep 12, 20277:00 AM$78.86$103.86 after Jan 27, 2027–
Swim–Sep 12, 20277:00 AM$23.86$28.86 after Jan 27, 2027–

Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.

The swim at 2027 Cal Tri Houston - 9.12.27

This is a pool swim at Typhoon Texas Waterpark.

From the organizer's own race information. Venues and rules can change from year to year; the race's current athlete guide decides.

Race day planning

Entry fee schedule

  • 5K and Swim: $23.86 until Jan 27, then $28.86 until Mar 15, then $29.86 until Apr 15, then $30.86 until Sep 12.
  • RunBikeRun and Sprint Triathlon: $78.86 until Jan 27, then $103.86 until Mar 15, then $108.86 until Apr 15, then $113.86 until Sep 12.
  • RunSwim: $78.86 until Jan 27, then $103.86 until Mar 15, then $105.86 until Apr 15, then $113.86 until Sep 12.

Online registration closes Sep 12, 2027, unless the race fills first.

How the price compares

At $23.86, entry is about 18 percent below a typical 5K in Texas, which costs $29 right now.

Light and altitude

Sunrise on race morning is at about 7:05 AM, and the RunBikeRun starts at 7:00 AM. The start sits about 130 feet above sea level.

Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.

Start location and course

555 Katy Fort Bend Rd, Katy, TX 77494

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

Typical race-day weather

Around September 12 the day usually runs from 74°F at dawn to 91°F in the afternoon, with measurable rain on about 13% of days. Cold snaps dip to 70°F and hot years reach 96°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.

Race details

Where
555 Katy Fort Bend Rd, Katy, TX 77494Map
Course
Road
Start elevation
About 130 feet
Included with entry
T-Shirt
Donations
Accepted when you register
Distances
Sprint Triathlon, Duathlon, 5K
Editions
2027 (Sep 12, 2027), 2026 (Sep 13, 2026)

Organize this race? Add details or a correction

Quick answers

When is 2027 Cal Tri Houston - 9.12.27?
Sunday, September 12, 2027, starting at 7:00 AM.
How much does it cost?
Entry starts at $78.86 before processing fees, and rises to $103.86 on Jan 27, 2027.
When does registration close?
Online registration closes Sep 12, 2027, unless the race fills first.
Is the entry fee high for Texas?
At $23.86, entry is about 18 percent below a typical 5K in Texas, which costs $29 right now.
Do athletes get a shirt or medal?
Entry includes a shirt, according to the race's registration page. Check it for sizes and whether kids' races get the same.
Can I donate to a cause when I register?
Yes. The registration form offers an optional donation, usually for the charity or nonprofit the race supports. The race's own page names the cause.
What distances are offered?
Sprint Triathlon, Duathlon, 5K.
Where does it start?
555 Katy Fort Bend Rd, Katy, TX 77494.

From the organizers

2027 Cal Tri Houston - 9.12.27

5 EVENT OPTIONS. Sprint Triathlon, RunBikeRun, RunSwim, Swim, & 5K Run. Reverse Triathlon = run + bike + swim. Check out the course maps for more detailed information.

TO DO. Typhoon Texas Waterpark Houston

AIRPORT. George Bush Intercontinental Airport (IAH)

AIR TEMPERATURE (AVG). 70 F / 90 F

WATER TEMPERATURE (AVG). 80 F.