Postal Codes

81146 ZIP Code

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ZIP code 81146 covers Mosca, Colorado, with a population of about 779 and a median household income of $69,138.

Population
7793 per square mile
Median age
35.82.9 points below the US average
Median household income
$69,13825% below the Colorado median
Poverty rate
3.2%9.2 points below the US average
Typical home value
$361,475up 36.1% in five years
Median rent
$78454% below the Colorado median
Degree or higher
37.1%2.1 points above the US average
Homeownership
73.6%8.6 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
13

Where 81146 is

Mosca, Colorado — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population779
Median age35.8
Family households71%
Born outside the US0.6%
Speaks a language other than English at home3.9%
White (non-Hispanic)82.2%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino11.3%
Veterans6.2%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$69,138
Income per person$34,390
Poverty rate3.2%
Households on SNAP or cash assistance5.8%

Household income distribution

Under $10k1.1%
$10–15k1.8%
$15–20k4.3%
$20–25k5.1%
$25–30k1.8%
$30–35k0.0%
$35–40k3.6%
$40–45k4.7%
$45–50k10.1%
$50–60k5.4%
$60–75k15.6%
$75–100k5.8%
$100–125k16.7%
$125–150k9.1%
$150–200k5.8%
$200k or more9.1%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed320
Mean adjusted gross income$70,091
Returns declaring $200,000 or more0%
Returns, under $25k31.2%
Returns, $25k–$50k31.2%
Returns, $50k–$75k12.5%
Returns, $75k–$100k9.4%
Returns, $100k–$200k15.6%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$225,900
Median gross rent$784
Owner-occupied73.6%
Vacant homes8%
Median year built1990

What the homes are

Detached house81%
Mobile home19%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$361,475as of 2026-07
Typical home value, 1 yearup 5.4%
Typical home value, 5 yearsup 36.1%
Typical home value, 10 yearsup 114.6%
Typical home value since 2000
201520202026$361,475$158,205

$158,205 in 2015 to $361,475 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0%
Bachelor's degree or higher37.1%
High school diploma or higher94.9%
Works from home7.8%
Drives to work alone51.1%
Takes public transport0%
Commutes 45 minutes or more6%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity29.9% 3.5 pts below the national average of 33.4%
Diagnosed diabetes11.8% same as the national average of 12%
Currently smokes14.6% 1.4 pts above the national average of 13.2%
High blood pressure34.1% same as the national average of 34.1%
Fair or poor general health20.2% same as the national average of 20.3%
No health insurance (18–64)11.5% same as the national average of 11.3%
Depression23.2% 1.3 pts above the national average of 21.9%
No leisure-time physical activity21.4% 4 pts below the national average of 25.4%
Arthritis30.4% 5.3 pts above the national average of 25.1%
Binge drinking15.3% 0.7 pts below the national average of 16%
Taking blood pressure medication74.9% same as the national average of 74.7%
Cancer (non-skin)9.6% 1.9 pts above the national average of 7.7%
Current asthma11.8% 1.4 pts above the national average of 10.4%
Coronary heart disease7.5% 1.3 pts above the national average of 6.2%
Routine check-up in past year73.4% 3.3 pts below the national average of 76.7%
Cholesterol screening86.3% same as the national average of 85.9%
Cognitive disability15.8% 1 pts above the national average of 14.8%
Colorectal screening59.2% 5.1 pts below the national average of 64.3%
COPD8.1% 1.5 pts above the national average of 6.6%
Visited a dentist60% 1.3 pts below the national average of 61.3%
Any disability32.9% 2.2 pts above the national average of 30.7%
Hearing disability8.8% 2.1 pts above the national average of 6.7%
High cholesterol36.1% same as the national average of 36.2%
Independent living disability8.8% same as the national average of 8.4%
Mammography use67.2% 8.7 pts below the national average of 75.9%
Poor mental health (14+ days)16.9% same as the national average of 16.8%
Mobility disability15.3% 1.3 pts above the national average of 14%
Poor physical health (14+ days)15.3% 1.8 pts above the national average of 13.5%
Self-care disability4.4% same as the national average of 4%
Sleeps under 7 hours31.3% 5.1 pts below the national average of 36.4%
Stroke4% 0.6 pts above the national average of 3.4%
All natural teeth lost18% 5 pts above the national average of 13%
Vision disability5.9% same as the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments13
People employed71
Annual payroll$2,858,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 89.7% of US census tracts
FEMA ratingRelatively High
Expected annual loss76.9 out of 100
Community resilience22.9 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Drought99.5Relatively High at its worst in this ZIP code
Wildfire94Relatively Moderate at its worst in this ZIP code
Landslide90.1Relatively Low at its worst in this ZIP code
Lightning89.2Relatively High at its worst in this ZIP code
Hail88.1Relatively Moderate at its worst in this ZIP code
Cold wave86.3Relatively High at its worst in this ZIP code
Earthquake81.6Relatively Moderate at its worst in this ZIP code
Avalanche78.7Relatively Low at its worst in this ZIP code
Winter weather77.2Relatively Moderate at its worst in this ZIP code
River flooding75.3Relatively Moderate at its worst in this ZIP code
Tornado38.1Relatively Low at its worst in this ZIP code
Ice storm32.1Very Low at its worst in this ZIP code
Strong wind22.7Relatively Low at its worst in this ZIP code
Heat wave5.5Very Low at its worst in this ZIP code
Compared with Colorado and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPColoradoUnited States
Median household income$69,138$92,470$78,538
Income per person$34,390$50,489$43,289
Poverty rate3.2%9.4%12.4%
Median home value$225,900$502,200$303,400
Median gross rent$784$1,693$1,348
Homeownership73.6%66.3%65%
Bachelor's degree or higher37.1%44.7%35%
Unemployment rate0%4.5%5.2%
Works from home7.8%18.8%13.5%
Born outside the US0.6%9.6%13.9%
Median age35.837.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationALAMOSA 1E, CO US18.9 km away
Rain in a year7 in
Snow in a year30 in

Average high and low by month

January35.3°F / -0.4°F0.39 in rain, 6.9 in snow
February42.6°F / 7°F0.26 in rain, 4.2 in snow
March52.8°F / 17.1°F0.46 in rain, 4.3 in snow
April59.4°F / 25.5°F0.53 in rain, 4.5 in snow
May69.2°F / 33.9°F0.65 in rain, 0.8 in snow
June79.4°F / 41.7°F0.26 in rain
July82.9°F / 47.7°F1.16 in rain
August80.4°F / 45.1°F1.43 in rain
September74.9°F / 37.1°F0.94 in rain
October64.1°F / 25.2°F0.59 in rain, 2 in snow
November50.5°F / 12.6°F0.36 in rain, 3.1 in snow
December37.3°F / 1.6°F0.23 in rain, 4.2 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket100% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Sangre de Cristo School District RE-22J90.7% of this ZIP code's land area
Alamosa School District RE-11J9.3% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability68more vulnerable than 68% of US census tracts
Socioeconomic status57more vulnerable than 57% of US census tracts
Household characteristics68more vulnerable than 68% of US census tracts
Racial and ethnic minority status53more vulnerable than 53% of US census tracts
Housing type and transport74more vulnerable than 74% of US census tracts
Walkability4.3 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

81136 Hooper, CO11.2 km away
81102 Alamosa, CO19 km away
81101 Alamosa, CO19.5 km away
81135 Homelake, CO26.4 km away
81125 Center, CO27.3 km away
81144 Monte Vista, CO30.2 km away
81123 Blanca, CO34.1 km away
81131 Crestone, CO36.8 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Alamosa County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area279.86 sq mi
Water area0.05 sq mi
Population density3 people per sq mi
Latitude, longitude37.6358, -105.8069

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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