# National Register of Historic Places listings in Costilla County, Colorado

This is a list of the National Register of Historic Places listings in Costilla County, Colorado.
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Costilla County, Colorado, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map.
There are 13 properties and districts listed on the National Register in the county. Another property was once listed but has been removed.
This National Park Service list is complete through NPS recent listings posted February 28, 2025.
Download coordinates as:
* KML
* GPX (all coordinates)
* GPX (primary coordinates)
* GPX (secondary coordinates)

## Current listings

| | Name on the Register | Image | Date listed | Location | City or town | Description |
| 1 | Capilla de San Isidro | Capilla de San Isidro More images | July 23, 2013 (#13000523) | 21801 County Road K5 37°08′05″N 105°22′49″W﻿ / ﻿37.134845°N 105.38027°W﻿ / 37.134845; -105.38027﻿ (Capilla de San Isidro) | Los Fuertes | |
| 2 | Capilla de Viejo San Acacio | Capilla de Viejo San Acacio | March 12, 2012 (#12000091) | 14152 County Road 14.8 37°12′06″N 105°30′31″W﻿ / ﻿37.2018°N 105.5085°W﻿ / 37.2018; -105.5085﻿ (Capilla de Viejo San Acacio) | Viejo San Acacio | Culebra River Villages of Costilla County Multiple Property Submission |
| 3 | Chama Sociedad Proteccion Mutua de Trabajadores Unidos (SPMDTU) Lodge Hall | Chama Sociedad Proteccion Mutua de Trabajadores Unidos (SPMDTU) Lodge Hall | December 31, 2018 (#100003273) | SW corner of County Rd. L7 (Whiskey Pass Rd.) and County Road 223 37°09′45″N 105°22′31″W﻿ / ﻿37.162533°N 105.375207°W﻿ / 37.162533; -105.375207﻿ (Chama Sociedad Proteccion Mutua de Trabajadores Unidos (SPMDTU) Lodge Hall) | Chama | Culebra River Villages of Costilla County Multiple Property Submission |
| 4 | Fort Garland | Fort Garland More images | February 26, 1970 (#70000156) | On State Highway 159, 1 block south of U.S. Highway 160 37°25′18″N 105°25′50″W﻿ / ﻿37.421667°N 105.430556°W﻿ / 37.421667; -105.430556﻿ (Fort Garland) | Fort Garland | |
| 5 | Iglesia de la Inmaculada Concepcion | Iglesia de la Inmaculada Concepcion More images | March 12, 2012 (#12000089) | 21529 County Road P.6 37°09′48″N 105°22′55″W﻿ / ﻿37.1633°N 105.3819°W﻿ / 37.1633; -105.3819﻿ (Iglesia de la Inmaculada Concepcion) | Chama | Culebra River Villages of Costilla County Multiple Property Submission |
| 6 | Iglesia de San Francisco de Assisi | Iglesia de San Francisco de Assisi More images | March 27, 2012 (#12000144) | 23531 County Road J.2 37°06′09″N 105°20′57″W﻿ / ﻿37.1024°N 105.3493°W﻿ / 37.1024; -105.3493﻿ (Iglesia de San Francisco de Assisi) | San Francisco | Culebra River Villages of Costilla County Multiple Property Submission |
| 7 | Iglesia de San Pedro y San Pablo | Iglesia de San Pedro y San Pablo More images | March 12, 2012 (#12000090) | 11423 County Road 21 37°09′41″N 105°24′07″W﻿ / ﻿37.161313°N 105.401808°W﻿ / 37.161313; -105.401808﻿ (Iglesia de San Pedro y San Pablo) | San Pedro | Culebra River Villages of Costilla County Multiple Property Submission |
| 8 | Plaza de San Luis de la Culebra | Plaza de San Luis de la Culebra More images | December 22, 1978 (#78000837) | State Highway 159 37°11′14″N 105°25′25″W﻿ / ﻿37.187222°N 105.423611°W﻿ / 37.187222; -105.423611﻿ (Plaza de San Luis de la Culebra) | San Luis | |
| 9 | Rito Seco Creek Culvert | Rito Seco Creek Culvert | October 15, 2002 (#02001146) | State Highway 142 at milepost 33.81 37°12′00″N 105°25′34″W﻿ / ﻿37.2°N 105.426111°W﻿ / 37.2; -105.426111﻿ (Rito Seco Creek Culvert) | San Luis | |
| 10 | A. A. Salazar House | A. A. Salazar House | January 23, 1998 (#97001281) | 603 Main St. 37°12′08″N 105°25′31″W﻿ / ﻿37.202222°N 105.425278°W﻿ / 37.202222; -105.425278﻿ (A. A. Salazar House) | San Luis | |
| 11 | San Luis Bridge | San Luis Bridge | February 4, 1985 (#85000195) | Off State Highway 159 37°11′37″N 105°25′49″W﻿ / ﻿37.193611°N 105.430278°W﻿ / 37.193611; -105.430278﻿ (San Luis Bridge) | San Luis | |
| 12 | San Luis Southern Railway Trestle | San Luis Southern Railway Trestle More images | January 6, 2004 (#03001361) | An abandoned section of Costilla County Road 12 37°23′12″N 105°32′51″W﻿ / ﻿37.386667°N 105.5475°W﻿ / 37.386667; -105.5475﻿ (San Luis Southern Railway Trestle) | Blanca | |
| 13 | "Sierras y Colores" Mural | Upload image | August 3, 2023 (#100009205) | 318 Main St. 37°11′57″N 105°25′34″W﻿ / ﻿37.1991°N 105.4261°W﻿ / 37.1991; -105.4261﻿ ("Sierras y Colores" Mural) | San Luis | |

## Former listing

| | Name on the Register | Image | Date listed | Date removed | Location | City or town | Description |
| 1 | Smith-Gallego House | Upload image | April 14, 1975 (#7500504) | February 27, 1995 | Main St. | San Luis | Demolished in June 1982 |