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Races in Castroville, TX

Running races in or near Castroville, TX

Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more

See below for a frequently-updated, comprehensive list of upcoming running events in the local Castroville, TX area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.

Road Runner Sports

ALAMO 13.1 HALF (3/1/26) - Military/First Responders

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

ALAMO MARATHON (3/1/26) - Individual Registration

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

ALAMO MARATHON (3/1/26) - Military/First Responders

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

ALAMO 13.1 HALF (3/1/26) - Individual Registration

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

Virtual Alamo Donut Dash 5k/10k - Alamo Donut ...

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

ALAMO DONUT DASH 10k (2/28/26) - Individual Registration

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

Virtual RUN THE ALAMO 13.1 & Marathon - ...

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

Bubble Run - Exclusive VIP Registration- Regular Price ...

Organization: Viral Run

Date of Race: 10-25-2025

Description: If you’ve done a traditional 5K, you know they ...

Bubble Run | San Antonio

Organization: Viral Run

Date of Race: 10-25-2025

Description: If you’ve done a traditional 5K, you know they ...

RUN THE ALAMO - 15th Anniversary! (2026)

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

Competition Level

Organization: Columbia Track Club

Date of Race: 04-07-2025

Description: Competition Season. Athletes will train in all areas of ...

ALAMO DONUT DASH 5k (2/28/26) - Individual Registration

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

Virtual RUN THE ALAMO 13.1 & Marathon - ...

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

Virtual Alamo Donut Dash 5k/10k - Alamo Donut ...

Organization: PURPOSE RACING

Date of Race: 02-28-2026

Description:

Bubble Run - Value Registrations- Regular Price $54.95

Organization: Viral Run

Date of Race: 10-25-2025

Description: If you’ve done a traditional 5K, you know they ...

Registration Fee

Organization: Columbia Track Club

Date of Race: 04-07-2025

Description: If you’ve done a traditional 5K, you know they ...

Training Only Registration Fee

Organization: Columbia Track Club

Date of Race: 04-07-2025

Description: If you’ve done a traditional 5K, you know they ...

Training Only

Organization: Columbia Track Club

Date of Race: 04-07-2025

Description: If you’ve done a traditional 5K, you know they ...

PACfest Event - Volunteer

Organization: Youth Code Jam

Date of Race: 05-01-2025

Description: Youth Code Jam will have a hands-on activity booth at the ...

Inclusion Fest Event - Volunteer

Organization: Youth Code Jam

Date of Race: 04-12-2025

Description: Youth Code Jam will have a hands-on activity booth at the ...

2025 Summer - Y Kids on the Run

Organization: YMCA OF GREATER SAN ANTONIO

Date of Race: 06-03-2025

Description: DescriptionWe're sorry, but online registration is not allowed for this ...

2025 Summer - Y Kids on the Run

Organization: YMCA OF GREATER SAN ANTONIO

Date of Race: 06-03-2025

Description: DescriptionWe're sorry, but online registration is not allowed for this ...

2025 Summer - Y Kids on the Run

Organization: YMCA OF GREATER SAN ANTONIO

Date of Race: 06-03-2025

Description: DescriptionWe're sorry, but online registration is not allowed for this ...

Road Runner Sports

Complete list of running events in and near Castroville, TX: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.


More information about Castroville

About Castroville

Castroville (TX) is a city in Medina County with an estimated population of 2,680.[4]

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Did you know?

In 2015, the 5K maintained the #1 position of all race distances with 7.6 million finishers (U.S.).

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