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ZIP Code 81126, Colorado

ZIP Code 81126 profile, demographic data, and geographic information.

ZCTA5 81126 is a 5-digit ZIP Code area located in Costilla County, Colorado. As of official census estimates, it has a reported population of 506. The land area covers 9.98 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 506 ±202 2020-2024 / Census ACS 5-Year 2024
Median Age 40 yrs ±27.4 2020-2024 / Census ACS 5-Year 2024
Total Households 140 ±57 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 176 ±66
Occupied Housing Units 140 ±57
Vacant Housing Units 36 ±31
Median Home Value $170,400 ±$76,164
Median Gross Rent Suppressed —
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $52,870 ±$19,044
Per Capita Income $32,505 ±$5,780
Poverty Rate 10.9% ±14.6%
Population Below Poverty Level 55 ±77
Unemployment Rate 0% ±8.2%
Civilian Labor Force, Employed 170 ±87
Broadband Internet Rate 90% ±17.7%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
COUNTY OF COSTILLA
GUS Population: 3,686 (2024)
ID: 123708
County Official County Government
Contact: COMMISIONERS
PO BOX 100, SAN LUIS CO 81152-0100

Education

Listing 1 local institution (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby PK-12 SAN LUIS, CO
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 3 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
COSTILLA COUNTY PUBLIC LIBRARY
Library 4.9 mi away 418 GASPER STREET, SAN LUIS, CO, 81152
(719) 672-3309
BLANCA/FORT GARLAND LIBRARY
Library 18.9 mi away 17591 E HIGHWAY 160, BLANCA, CO, 81123
(719) 379-3945
CUCHARA PUBLIC LIBRARY
Library 20.4 mi away 73 CUCHARA AVE, CUCHARA, CO, 81055
(719) 742-3572
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at SAN LUIS 1 S, CO US, located 4.8 miles from ZCTA5 81126. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 37.0° 6.3° 21.6° 0.38" —
February 41.3° 12.1° 26.7° 0.50" —
March 52.1° 22.7° 37.4° 0.35" —
April 58.3° 27.0° 42.6° 0.56" —
May 67.9° 34.5° 51.2° 0.73" —
June 79.2° 41.5° 60.4° 0.79" —
July 81.9° 48.2° 65.0° 1.51" —
August 79.3° 47.4° 63.3° 1.29" —
September 73.6° 39.4° 56.5° 1.04" —
October 62.8° 28.4° 45.6° 0.94" —
November 49.1° 17.6° 33.4° 0.50" —
December 38.6° 8.9° 23.7° 0.41" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
San Luis town Town 5.0 mi —
San Acacio CDP CDP 12.5 mi —
Costilla CDP CDP 16.3 mi —
Stonewall Gap CDP CDP 17.2 mi —
Fort Garland CDP CDP 19.0 mi —
Cuchara CDP CDP 19.3 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 81126. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.