Looking for your next race? You’re in the right place.

Below you’ll find a regularly updated calendar of races and upcoming events where Negative Split Productions is providing professional race timing, event production, or on-site support services. From local 5Ks to multi-sport triathlons, our team works with race organizers across Texas and beyond to help deliver seamless race-day experiences for participants, spectators, and volunteers alike.

Whether you’re a runner planning your season, a triathlete chasing your next PR, or an event organizer scouting vendors, this calendar gives you a behind-the-scenes look at where we’ll be working next. Each event listing includes the date, location, and a link to register or learn more—when available.

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EventEvent NameDateTypeLocationEvent Details
Cal Tri DC2025-06-08TriathlonGeneral Smallwood State Park, Marbury, MarylandWebsite
Cal Tri Castaic Lake2025-06-14TriathlonCastaic Lake, CaliforniaWebsite
Deadly Dozen Track Race - San Antonio2025-06-14OtherCornerstone Christian School, San Antonio, TexasWebsite
Houston Stars & Stripes Half Marathon2025-06-21Road RunUHD, Houston, TexasWebsite
Pomona Sprint Triathlon2025-06-22TriathlonManvel, TexasWebsite
Cal Tri Sonoma2025-06-22TriathlonJohnson's Beach, Guerneville, CaliforniaWebsite
Houston Fourth Fest2025-07-04Road RunVintage Park, Houston, TexasWebsite
OTILLO Swimrun Whistler2025-07-06SwimRunWhistler, BCWebsite
Brazos River Brawl2025-07-12MTBBrazos River Park, Sugar Land, TexasWebsite
OTILLO Swimrun Casco Bay Islands2025-08-10SwimRunCasco Bay, MaineWebsite
OTILLO Swimrun Mackinac Island2025-08-24SwimRunMackinac Island, MichiganWebsite
Run & Brews 5k at Katy Beer Garden2025-08-30Road RunKaty, TexasWebsite
Kardia Cross Country Meet #12025-09-06Cross CountryKardia Christian Academy, Houston, TexasWebsite
Interclub Triathlon2025-09-06TriathlonRiver Oaks Country Club, Houston, Texas
Autumn Blaze 5k2025-09-13Road RunOdessa, TexasWebsite
Cal Tri Fort Worth2025-09-14TriathlonMarine Creek Field, Fort Worth, TexasWebsite
OTILLO Swimrun Orcas Island2025-09-14SwimRunOrcas Island, WashingtonWebsite
Texas City Triathlon2025-09-20TriathlonTexas City, TexasWebsite
Kardia Cross Country Meet #22025-09-20Cross CountryKardia Christian Academy, Houston, TexasWebsite
Run Houston University of Houston2025-09-20Road RunUniversity of Houston, Houston, TexasWebsite
Cal Tri Austin2025-09-21TriathlonWalter E Long Park, Austin, TexasWebsite
Harris County 5k2025-09-27Road RunTom Bass Park, Houston, Texas
SBA Cross Country Meet2025-09-27Cross CountrySpring, Texas
Cal Tri Raleigh2025-09-28TriathlonWake Forest, North CarolinaWebsite
FPR Hay Bale Championship2025-10-04Cross CountryNottingham Park, Katy, Texas
Otillo Colorado2025-10-05SwimRunLory State Park, Bellvue, ColoradoWebsite
Bolivar Live Triathlon2025-10-12TriathlonBolivar, TexasWebsite
Sugar Land Half Marathon2025-10-12Road RunSmart Financial Center, Sugar Land, TexasWebsite
Energy City Half Marathon2025-10-18Road RunMidland, TexasWebsite
Beach Girl2025-10-18TriathlonGalveston, TexasWebsite
Cal Tri LA2025-10-19TriathlonDockweiler State Beach, Playa Del Rey, CaliforniaWebsite
Brindley Time Trial2025-10-19MTBMeadow Loop, Sugar Land, TexasWebsite
Kardia Cross Country Meet #32025-10-25Cross CountryKardia Christian Academy, Houston, TexasWebsite
Cal Tri Newport Dunes2025-11-02TriathlonNewport Dunes Waterfront Resort, Newport Beach, CaliforniaWebsite
Texas Youth Cross Country State Championship2025-11-08Cross CountryNottingham Park
Be Thankful 5k2025-11-08Road RunOdessa, TexasWebsite
Veteran’s Day 5K & Ruck2025-11-08Road RunMont Belvieu, TexasWebsite
OTILLO Swimrun Austin2025-11-09SwimRunSpicewood, TexasWebsite
Texas City Half Marathon2025-12-06Road RunTexas City, TexasWebsite
South Texas International Marathon2025-12-07Road RunMercedes, TexasWebsite
Jingle All the Way 5k2025-12-13Road RunOdessa, TexasWebsite
Rudolph Fun Run2025-12-13Road RunCITYCENTRE, Houston, TexasWebsite
Holiday Victory Lap Marathon & Half Marathon2025-12-14Trail RunSpicewood, TexasWebsite
Mont Belvieu Spring Sprint2026-03-21Road RunMont Belvieu, TexasWebsite