Mosca ZIP Code List — Alamosa County, CO

There is one unique ZIP code in Mosca, Colorado and it is 81146. Area code: 719.

ZIP codes

279.86

sq mi land

0.05

sq mi water

719

area code

Mosca, CO ZIP code map

About Mosca, CO

Mosca, Colorado, is a small, unincorporated community located in Alamosa County. Nestled in the southern part of the state, it showcases the beautiful and expansive landscapes typical of rural Colorado. With a single ZIP code of 81146, Mosca offers a quaint, peaceful atmosphere for its residents and visitors alike.

Location & geography

Mosca is situated approximately 25 miles east of Alamosa, making it accessible yet distinct from more urban areas. To the northwest, the nearest city is Saguache, located around 28 miles away, while the charming town of Blanca lies just about 30 miles to the south. The community covers a land area of 279.86 square miles, and it features a minimal water area of 0.05 square miles, indicative of the predominantly dry terrain characterized by mountainous and desert-like landscapes.

Community & economy

The character of Mosca is defined by its small-town charm and is reflective of the agricultural lifestyle that many residents lead. The local economy is influenced by industries such as agriculture and tourism, especially due to its proximity to destinations like the Great Sand Dunes National Park and Preserve. Daily life in Mosca offers a unique blend of close-knit community interactions, with outdoor recreational opportunities due to its stunning natural surroundings.

Transportation

Mosca is accessible via Highway 17, which runs north to south and connects to other regional arteries. The nearest airport is the San Luis Valley Regional Airport, located about 30 miles from Mosca, providing flights to and from larger cities. Public transportation options are limited, with most residents relying on personal vehicles for commuting.

History

Mosca was established in the late 19th century primarily as a stop along the railway, contributing to the settlement of the surrounding agricultural communities. Historically, it has been known for its agricultural production and as a gateway to outdoor exploration in the nearby wilderness areas. Notable events in its history include the gradual development of tourism attractions due to the nearby Great Sand Dunes, which have drawn visitors for decades.

Did you know?

One surprising fact about Mosca is that it serves as a starting point for many adventures into the Great Sand Dunes National Park, which is home to the tallest sand dunes in North America. Additionally, despite its small size, Mosca plays an important role in supporting local tourism activities, giving visitors a glimpse of Colorado's diverse landscapes.

ZIP codes for Mosca, CO (1)

ZIP code	City	County	Map
81146	Mosca	Alamosa	View map

Demographics & statistics

820

Population

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

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%
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	%
High blood pressure	32.5%
High cholesterol	33.0%
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	%
Binge drinking	16.4%
No physical activity	22.0%
Less than 7 hrs sleep	29.6%
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%
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

What is the ZIP code for Mosca, CO?

Mosca, CO has one ZIP code: 81146.

What is the main ZIP code for Mosca, CO?

The primary ZIP code for Mosca, CO is 81146. The city uses area code 719 for phone service.

What county is Mosca, CO in?

Mosca is located in Alamosa County, Colorado.

How many ZIP codes are in Mosca, CO?

Mosca, CO has 1 ZIP code.