81146 ZIP Code — Mosca, CO

Alamosa County, Colorado

ZIP code 81146 is located in Mosca, Colorado, within Alamosa County. It covers approximately 279.86 square miles and serves a population of 820 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 719.

About ZIP code 81146

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $206,300. Owner-occupancy is high at 79%, well above the national average.

Median household income is $65,833. The poverty rate of 4% is below the national average. 43% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is natural resources, construction, and trades, with construction as the leading industry. The average commute of 16 minutes is near the national average.

Educational attainment is near the national average, with 36% of residents holding a bachelor's degree or higher.

19% of residents lack health insurance, above the national average.

Overall, ZIP code 81146 reflects a community defined by high homeownership and a significant Social Security-dependent population.

820

population

279.86

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

81146 ZIP code map

Cities in ZIP code 81146

Below are the cities the US Postal Service accepts for ZIP code 81146. Using any city not on this list may result in mail delivery delays.

City	Status
Mosca	Preferred

Nearby ZIP codes

81136 Hooper (8.6 mi) 81101 Alamosa (12.6 mi) 81102 Alamosa (14.1 mi) 81123 Blanca (17.8 mi)

Demographics updated 05/2026

Population
Total population	820
Population density	3 / sq mi
State FIPS	08
County FIPS	003

Geography
Land area	279.86 sq mi
Water area	0.05 sq mi
Latitude	37.6349
Longitude	-105.7277
Timezone	Mountain (MT)
Area code	719

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	34.0%	60.2%	32.5%
$50k – $100k	35.1%	24.5%	31.0%
$100k – $200k	29.5%	12.7%	26.9%
Over $200k	1.4%	2.6%	9.6%

Demographics & statistics

820

Population

People per sq mi

36.1

Median age

$65,833

Median household income

$30,895

Per capita income

$206,300

Median home value

$789

Median monthly rent

79.1%

Home ownership

3.7%

Poverty rate

0.0%

Unemployment

267

Housing units

35.6%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	201	24.5%
18 and over	619	75.5%
65 and over	154	18.8%
Median age	36.1 years

Race & ethnicity

White 75.2%

Hispanic or Latino 11.4%

Two or more races 6.5%

Other race 6.5%

Asian 0.4%

Group	Count	%
White	696	75.2%
Hispanic or Latino	106	11.4%
Two or more races	60	6.5%
Other race	60	6.5%
Asian	4	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	34.0%	60.2%	32.5%
$50k – $100k	35.1%	24.5%	31.0%
$100k – $200k	29.5%	12.7%	26.9%
Over $200k	1.4%	2.6%	9.6%

Under $10k 1.8%

$10k–$15k 0.7%

$15k–$25k 8.3%

$25k–$35k 4.7%

$35k–$50k 17.3%

$50k–$75k 25.9%

$75k–$100k 13.7%

$100k–$150k 12.9%

$150k–$200k 6.8%

$200k+ 7.9%

Range	% of households
Under $10k	1.8%
$10k–$15k	0.7%
$15k–$25k	8.3%
$25k–$35k	4.7%
$35k–$50k	17.3%
$50k–$75k	25.9%
$75k–$100k	13.7%
$100k–$150k	12.9%
$150k–$200k	6.8%
$200k+	7.9%
Median income	$65,833

Housing

Home values

Under $50k 10.5%

$50k–$100k 12.3%

$100k–$150k 6.4%

$150k–$200k 19.1%

$200k–$300k 16.4%

$300k–$500k 16.8%

$500k–$1M 13.2%

$1M+ 5.5%

Housing overview

Metric	Value
Median home value	$206,300
Median rent / month	$789
Owner occupied	79.1%
Renter occupied	20.9%
Vacant	14.5%
Single-family detached	77.8%
Large apartment buildings	0.0%
Mobile homes	22.2%
Median rooms	5.4
Avg household size (owned)	2.49

Year built

Era	%
2020 or later	0.0%
2010–2019	3.7%
2000–2009	27.1%
1990–1999	18.5%
1980–1989	17.5%
1970–1979	14.2%
1960–1969	7.7%
1950–1959	0.0%
1940–1949	0.9%
1939 or earlier	10.5%

Bedrooms

Size	% of units
No bedroom (studio)	2.8%
1 bedroom	5.8%
2 bedrooms	24.6%
3 bedrooms	51.4%
4 bedrooms	12.6%
5+ bedrooms	2.8%

Vehicles per household

Vehicles	% of households
No vehicle	8.6%
1 vehicle	17.6%
2 vehicles	29.9%
3 or more	43.9%

Heating fuel

Fuel type	%
Utility gas	1.8%
Electricity	10.4%
Propane / LP gas	47.1%
Wood	36.7%

Households & families

Household type	Count	%
Married-couple family	180	64.7%
Cohabiting couple	8	2.9%
Male householder, no spouse	56	20.1%
Female householder, no spouse	34	12.2%
Households with children under 18	81	29.1%
Households with seniors (65+)	96	34.5%
Average household size	2.95

Marital status

Status	Male	Female
Never married	40.2%	9.6%
Married	48.9%	73.9%
Separated	0.8%	2.0%
Widowed	1.5%	6.0%
Divorced	8.7%	8.4%

Education

Less than 9th grade 9.3%

Some HS, no diploma 1.8%

HS graduate 25.8%

Some college, no degree 25.4%

Associate's degree 2.2%

Bachelor's degree 28.8%

Graduate / professional 6.8%

Metric	%
HS diploma or higher	88.9%
Bachelor's or higher	35.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	10	5.0%
Kindergarten	24	12.0%
Elementary school	119	59.5%
High school	32	16.0%
College / grad school	15	7.5%

Employment

Industry of employment

Construction 38.6%

Agriculture & mining 24.7%

Education & healthcare 14.6%

Retail trade 4.6%

Professional & management 3.9%

Other services 3.9%

Transportation & utilities 2.3%

Finance & real estate 2.1%

Public administration 1.8%

Arts, food & hospitality 1.6%

Information 1.1%

Wholesale trade 0.9%

Occupation

Category	%
Management, business & arts	32.0%
Service	5.3%
Sales & office	9.8%
Natural resources & construction	49.8%
Production & transportation	3.2%

Employment type

Type	%
Private sector	77.4%
Government	9.6%
Self-employed	11.2%
Unpaid family workers	1.8%

Commute

Method	%
Drive alone	50.7%
Carpool	32.4%
Public transit	0.0%
Walk	7.0%
Work from home	9.9%
Other means	0.0%
Avg commute (minutes)	16.2

Poverty

All people 3.7%

Under 18 years 5.5%

18 and over 3.1%

Married-couple families 2.2%

Female-led households 0.0%

Income support

Source	% of households
Social Security	42.8%
Retirement income	27.3%
Supplemental Security	2.2%
Cash public assistance	2.2%
Food stamps / SNAP	4.0%

Health indicators

Condition	%
Obesity	29.6%
High blood pressure	32.5%
High cholesterol	33.0%
Diabetes	10.8%
Heart disease	7.3%
Stroke	3.6%
Asthma	11.0%
Arthritis	28.6%
Kidney disease	3.3%
Pulmonary disease	8.6%
Cancer	7.4%

Behavior / access	%
Smoking	19.1%
Binge drinking	16.4%
No physical activity	22.0%
Less than 7 hrs sleep	29.6%
Depression	21.3%
Fair or poor health	15.8%
Poor mental health	15.0%
Poor physical health	12.5%
No health insurance	14.0%
Visited doctor (checkup)	69.1%
Visited dentist	61.7%
Cholesterol screening	91.0%
Teeth loss	15.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	41	6.6%

Disability	%
Any disability	15.4%
Under 18	6.5%
18–64 years	8.6%
65 and over	47.4%

Health insurance coverage

Type	%
Private insurance	39.6%
Public insurance	54.4%
No insurance	18.7%
Uninsured under 19	14.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	785	95.7%
Spanish	14	1.8%
Other Indo-European	14	1.8%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	793	96.7%
Born in same state	793	96.7%
Born in different state	413	50.4%
Foreign born	0	0.0%
Naturalized citizen	27	3.3%
Not a US citizen	4	14.8%

Ancestry

Ancestry	Count	%
Italian	268	32.7%
French	115	14%

Ancestry	Count	%
Arab	27	3.3%
Polish	3	0.4%

Technology access

Metric	% of households
Computer access	33.9%
Internet access	93.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 81146

What city is ZIP code 81146 in?

ZIP code 81146 is primarily assigned to Mosca, Colorado.

What county is ZIP code 81146 in?

ZIP code 81146 falls within Alamosa County, Colorado.

Does ZIP code 81146 have a large retiree population?

43% of households in ZIP code 81146 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 81146?

ZIP code 81146 has an estimated population of 820 residents, with a density of 3 people per square mile.

What is the typical home value in ZIP code 81146?

The median home value in ZIP code 81146 is $206,300.

What is the median household income in ZIP code 81146?

The median household income in ZIP code 81146 is $65,833, below the national median of ~$75,000.

What timezone is ZIP code 81146 in?

ZIP code 81146 observes the MST timezone.