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ZIP Code 81146, Colorado

ZIP Code 81146 profile, demographic data, and geographic information.

ZCTA5 81146 is a 5-digit ZIP Code area located in Alamosa County, Colorado. As of official census estimates, it has a reported population of 637. The land area covers 279.86 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 637 ±215 2020-2024 / Census ACS 5-Year 2024
Median Age 32.3 yrs ±11.8 2020-2024 / Census ACS 5-Year 2024
Total Households 235 ±71 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 287 ±74
Occupied Housing Units 235 ±71
Vacant Housing Units 52 ±33
Median Home Value $232,100 ±$35,924
Median Gross Rent $805 ±$365
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $69,556 ±$31,814
Per Capita Income $38,608 ±$8,173
Poverty Rate 1.1% ±1%
Population Below Poverty Level 7 ±7
Unemployment Rate 0.5% ±0.7%
Civilian Labor Force, Employed 390 ±148
Broadband Internet Rate 94% ±7.4%
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 ALAMOSA
GUS Population: 16,689 (2024)
ID: 207612
County Official County Government
Contact: CHAIRMAN
PO BOX 178, ALAMOSA CO 81101-0178

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Alternative School Nearby 06-12 ALAMOSA, CO
Regular School Nearby 03-05 ALAMOSA, CO
Regular School Nearby KG-02 ALAMOSA, CO
Regular School Nearby 09-12 ALAMOSA, CO
Regular School Nearby 06-12 ALAMOSA, CO
Regular School Nearby 06-08 ALAMOSA, CO
Regular School Nearby PK-05 MOSCA, CO
Regular School Nearby 06-12 MOSCA, CO
Regular School Nearby PK-12 BLANCA, CO
6 Nearby 2-7 ALAMOSA, CO
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 4 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Adams State University
College 16.6 mi away 208 Edgemont Blvd, Alamosa, CO, 81101
7195877011
ALAMOSA PUBLIC LIBRARY
Library 16.2 mi away 300 HUNT AVENUE, ALAMOSA, CO, 81101
(719) 589-6592
BLANCA/FORT GARLAND LIBRARY
Library 20.0 mi away 17591 E HIGHWAY 160, BLANCA, CO, 81123
(719) 379-3945
BACA GRANDE LIBRARY
Library 24.3 mi away 67581 COUNTY ROAD T, CRESTONE, CO, 81131
(719) 256-4100
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 GREAT SAND DUNES NP & PRESERVE, CO US, located 10.5 miles from ZCTA5 81146. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 33.4° 11.3° 22.3° 0.58" 8.1"
February 38.8° 16.2° 27.5° 0.44" 6.2"
March 48.5° 23.7° 36.1° 0.88" 8.5"
April 55.8° 29.2° 42.5° 1.19" 7.9"
May 65.9° 37.8° 51.9° 1.19" 1.7"
June 77.4° 47.6° 62.5° 0.73" 0.0"
July 80.8° 51.7° 66.3° 2.10" 0.0"
August 78.1° 50.0° 64.1° 1.92" 0.0"
September 71.6° 43.5° 57.5° 1.31" 0.0"
October 59.6° 32.8° 46.2° 0.86" 2.8"
November 45.5° 21.6° 33.6° 0.51" 5.6"
December 34.1° 12.0° 23.1° 0.49" 7.0"
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
Hooper town Town 13.4 mi —
Alamosa East CDP CDP 15.0 mi —
Alamosa city City 16.5 mi —
Blanca town Town 16.6 mi —
Fort Garland CDP CDP 19.8 mi —
Crestone town Town 24.1 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 81146. • 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.