National Register of Historic Places listings in Dimmit County, Texas
# National Register of Historic Places listings in Dimmit County, Texas

This is a list of the National Register of Historic Places listings in Dimmit County, Texas.

This is intended to be a complete list of properties and districts listed on the National Register of Historic Places in Dimmit County, Texas. There are one district and two individual properties listed on the National Register in the county. All sites are Recorded Texas Historic Landmarks, and one site is also a State Antiquities Landmark.

## Current listings

This National Park Service list is complete through NPS recent listings posted July 21, 2023. The locations of National Register properties and districts may be seen in a mapping service provided.

| | Name on the Register | Image | Date listed | Location | City or town | Description |
| - | - | - | - | - | - | - |
| 1 | Dimmit County Courthouse | Dimmit County Courthouse | August 14, 1984 (#84001652) | Public Square 28°31′19″N 99°51′35″W﻿ / ﻿28.521944°N 99.859722°W﻿ / 28.521944; -99.859722﻿ (Dimmit County Courthouse) | Carrizo Springs | State Antiquities Landmark, Recorded Texas Historic Landmark |
| 2 | Asher and Mary Isabelle Richardson House | Asher and Mary Isabelle Richardson House | November 22, 1988 (#88002539) | US 83 28°26′31″N 99°45′44″W﻿ / ﻿28.441944°N 99.762222°W﻿ / 28.441944; -99.762222﻿ (Asher and Mary Isabelle Richardson House) | Asherton | Recorded Texas Historic Landmark |
| 3 | Valenzuela Ranch Headquarters | Upload image | July 18, 1985 (#85001562) | Valenzuela Creek 28°13′52″N 99°40′39″W﻿ / ﻿28.231111°N 99.6775°W﻿ / 28.231111; -99.6775﻿ (Valenzuela Ranch Headquarters) | Catarina | Recorded Texas Historic Landmark |
