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County ProfileCO

Alamosa County

Population: 16,376 · 4 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
16,376
People
Median age
33.2
Housing
Total households
6,648
Income
Median household income
$55,397
Housing
Total housing units
7,241
Employment
Employment rate
61%
Education
Bachelor’s degree or higher
32.4%
Healthcare
Insured population
94.2%
County details
Local time 00:10:22(MT)
NameAlamosa
Total ZIP codes4total
ZIP codes (by type)
3 Standard1 Unique
Area code719
TimezoneMountain Time (MT)
Coordinates37.5684423, -105.7880414
Land area722.6 sq miles(1,871.6 km²)

Map of Alamosa county, Colorado with ZIP codes

Map of Alamosa County, Colorado and ZIP codes

Cities and Communities in Alamosa County

Compare the largest cities in Alamosa County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.

CityPopulation
Median incomeHousehold
ZIP codes
Alamosa9,806$49,6882ZIPs
Mosca5471ZIPs
Hooper81$46,8751ZIPs

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP Codes in Alamosa County

Review the most populated postal areas across Alamosa County. Use the ranking below to compare resident density and demographic scales between the county's major zones.

ZIPCity
Median incomeHousehold
Population (ZIP)
81101Alamosa$54,84415,657
81146Mosca$69,556547
81136Hooper$47,448190
81102Alamosa

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS