HARRA Warm-Up Series Bundles
About this race
Marathon & Half Marathon Warm-Up Series Bundles
Born in 1986, the HARRA Warm-up Series has consisted of races executed by organizations that dedicate part of their proceeds to support local charities. In fact, in the early days, proceeds from the events went to help install the trail lights in Memorial Park.
Those preparing for the marathon find the gradually increasing distances of 10M, Half Marathon, 25K, and 30K spaced about a month apart, ideal for marathon training. The Half Marathon warm-up series also follows a progression of 5K, 10K, and 10M races before ending with a 10K that can be a race pace trial.
Although each race provides registration on individually managed sign-up pages, the HARRA bundles provided here offer a simple means of signing up for all races at once with a discounted total price, organized courtesy of the Houston Area Road Runners Association.
Bundles are priced based on early tier prices for each of the events below. The price is fixed with no price tiers.
This year's events:
Space City 10 Miler & 5K
October 11, 2026
UTHealth Houston Half Marathon & 10K
October 25, 2026
Houston 25K & 10-Mile
November 22, 2026
Coach Andy Stewart's 30K & 10K
December 13, 2026
The series leads up to the Chevron Houston Marathon and Aramco Half Marathon on January 17, 2027.
Disclaimers:
1. The HARRA Warm-Up Series is not directly affiliated with the Chevron Houston Marathon or related entities.
2. Please direct all inquiries on the Warm-Up Series to the contact listed on this event page or to the individual races included in the series, as needed.
3. The bundle options are offered as-is. The combined total is already discounted, so no coupons will be offered for this registration option. Individual races may provide discounts for their events, but those will only apply to the associated event's direct registration page.
Pick your distance
Running
Marathon Warm-Up Series
This option includes the Space City 10-Miler, UTHealth Houston Half Marathon, Houston 25K, and Coach Andy Stewart's 30K races.
Half Marathon Warm-Up Series
This option includes the Space City 5K, UTHealth Houston 10K, Houston 10-Mile, and Coach Andy Stewart's 10K races.
Typical race-day weather
Based on 8 years of Open-Meteo archive data for this event's race dates in Houston, plus the 3 days either side.
The sun rises at 7:20 AM and sets at 6:55 PM local time (CDT) in Houston on October 11, 2026 — 11h 34m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Other races near Houston
Different organizers, within 40 miles, in the next three months
UTHealth Houston Half Marathon & 10K
Run for the House - Ronald McDonald House Charities Greater Houston 5K and Kids 1 Miler
Houston's 12K of Christmas
Customer Service Appreciation Week - Star of Hope
🏃 Plan Your Next Race in Houston
Find upcoming events by distance:
- Houston 5K Races 161 races
- 10K Run Events in Houston 89 races
- Houston Half Marathons 58 races
- Marathons in Houston 3 races
- Houston Running Calendar 2026 191 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 196 Houston events
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