Dimmit County Sheriff's Office

County · Dimmit County ·TX

Jail Enforcement Task Force Warrant Service

About the Jail Enforcement agreement →About the Task Force agreement →About the Warrant Service agreement →

Jurisdiction

Dimmit County, Texas

Coverage may overlap with county, state, or neighboring agencies.

Agreement signed: December 10, 2025
Residential population: 3,532FBI 2025
Sworn officers: 32FBI 2025
Civilian staff: 37FBI 2025
Total personnel: 69FBI 2025
Memorandum of Agreement: View agreement →

Memorandum of Agreement

The full agreement between Dimmit County Sheriff's Office and ICE is available below.

View agreement →

Agreements on file

3 of 3 models on file

MOAs are not available for every agreement.

Jail Enforcement

Signed December 10, 2025

View agreement →

Signed by (ICE)

Name: Madison Sheahan Deputy Director
ICE Field Office: San Antonio

Public affairs contact

Name: Sheriff Chris Castaneda
Address: 669 Industrial Blvd, Carrizo Springs, TX 78834
Phone: (830) 876-3508
Email: ccastaneda@dimmitcounty.org

Task Force

Signed December 10, 2025

View agreement →

Public affairs contact

Name: Chris Castaneda
Address: 669 Industrial Blvd Carrizo Springs, TX 78834
Phone: (830) 876-3508
Email: ccastaneda@dimmitcounty.org

Warrant Service

Signed December 10, 2025

View agreement →

Signed by (ICE)

ICE Field Office: San Antonio

Public affairs contact

Name: Chris A. Castaneda
Address: 669 Industrial Blvd, Carrizo Springs, TX 78834
Phone: (830) 876-3508
Email: ccastaneda@dimmitcounty.org

Named in the signed 287(g) agreement

Contact

Contact information for this agency is not yet available.

Agreement History

Dated by when each agreement was signed; where ICE's public data lagged more than two weeks behind, the first-seen date is noted too. Changes we can't tie to a signed document are dated by when they were detected.

December 10, 2025
- + Jail Enforcement Model
- + Task Force Model
- + Warrant Service Officer

Data last updated July 21, 2026. ORI: TX0640000.

Dive deeper

The 287(g) participation data doesn't tell us anything about what happened after the agreement was signed. To learn more, the public will need to ask or formally request information. MuckRock is organizing public records requests about immigration enforcement nationwide: