Costilla County, CO ZIP Codes

Colorado (CO) · 5 ZIP codes · 5 cities

ZIP codes

3,625

population (2021)

+2.9%

pop change since 2010

08023

FIPS code

Costilla County ZIP code map

About Costilla County

Costilla County is located in Colorado and contains 5 ZIP codes across 5 cities and communities. The county's population was 3,625 as of 2021, an increase of 2.9% from 3,524 in 2010. The timezone is Pacific Time (observes DST). The Federal Information Processing System (FIPS) code for Costilla County is 08023.

Population
2021 population	3,625
2010 population	3,524
Change	+2.9%

County details
State	Colorado
FIPS code	08023
Timezone	Pacific
Daylight saving	Yes

Cities in Costilla County

Blanca Chama Fort Garland Jaroso San Luis

ZIP codes for Costilla County, CO (5)

ZIP code	City	County	Map
81123	Blanca	Costilla	View map
81126	Chama	Costilla	View map
81133	Fort Garland	Costilla	View map
81138	Jaroso	Costilla	View map
81152	San Luis	Costilla	View map

Demographics & statistics

3,025

Population

51.8

Median age

$35,010

Median household income

$23,305

Per capita income

$153,333

Median home value

$765

Median monthly rent

75.0%

Home ownership

24.4%

Poverty rate

7.8%

Unemployment

1,692

Housing units

24.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

105

20–24

102

128

25–34

124

146

35–44

141

147

45–54

143

109

55–59

106

186

60–64

181

261

65–74

252

125

75–84

121

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	594	19.8%
18 and over	2,431	80.2%
65 and over	784	25.9%
Median age	51.8 years

Race & ethnicity

White 57.7%

Hispanic or Latino 17.8%

Two or more races 15.2%

Other race 5.2%

American Indian / Alaska Native 1.5%

Asian 1.5%

Black or African American 1%

Group	Count	%
White	2,124	57.7%
Hispanic or Latino	654	17.8%
Two or more races	558	15.2%
Other race	192	5.2%
American Indian / Alaska Native	57	1.5%
Asian	56	1.5%
Black or African American	38	1%

Household income

Under $10k 17.2%

$10k–$15k 12.8%

$15k–$25k 5.4%

$25k–$35k 15.9%

$35k–$50k 10.1%

$50k–$75k 17.7%

$75k–$100k 10.2%

$100k–$150k 6.5%

$150k–$200k 1.4%

$200k+ 2.8%

Range	% of households
Under $10k	17.2%
$10k–$15k	12.8%
$15k–$25k	5.4%
$25k–$35k	15.9%
$35k–$50k	10.1%
$50k–$75k	17.7%
$75k–$100k	10.2%
$100k–$150k	6.5%
$150k–$200k	1.4%
$200k+	2.8%
Median income	$35,010

Housing

Home values

Under $50k 13.9%

$50k–$100k 19.6%

$100k–$150k 20.0%

$150k–$200k 11.0%

$200k–$300k 20.7%

$300k–$500k 10.7%

$500k–$1M 4.2%

Housing overview

Metric	Value
Median home value	$153,333
Median rent / month	$765
Owner occupied	75.0%
Renter occupied	25.0%
Vacant	33.4%
Single-family detached	78.0%
Large apartment buildings	0.3%
Mobile homes	17.0%
Median rooms	5.0
Avg household size (owned)	2.16

Year built

Era	%
2020 or later	0.7%
2010–2019	5.8%
2000–2009	21.0%
1990–1999	17.3%
1980–1989	15.2%
1970–1979	17.9%
1960–1969	1.0%
1950–1959	1.6%
1940–1949	4.7%
1939 or earlier	14.9%

Bedrooms

Size	% of units
No bedroom (studio)	5.1%
1 bedroom	10.4%
2 bedrooms	30.1%
3 bedrooms	36.5%
4 bedrooms	15.8%
5+ bedrooms	2.0%

Vehicles per household

Vehicles	% of households
No vehicle	5.2%
1 vehicle	31.0%
2 vehicles	41.5%
3 or more	22.3%

Heating fuel

Fuel type	%
Utility gas	2.8%
Electricity	12.1%
Propane / LP gas	40.2%
Fuel oil	7.5%
Wood	31.3%
Solar	0.6%

Households & families

Household type	Count	%
Married-couple family	585	44.3%
Cohabiting couple	63	4.8%
Male householder, no spouse	324	24.1%
Female householder, no spouse	357	26.8%
Households with children under 18	310	23.3%
Households with seniors (65+)	588	44.3%
Average household size	2.26

Marital status

Status	Male	Female
Never married	32.4%	23.1%
Married	49.0%	51.8%
Separated	1.2%	2.4%
Widowed	4.1%	11.0%
Divorced	13.2%	11.7%

Education

Less than 9th grade 6.4%

Some HS, no diploma 7.0%

HS graduate 30.4%

Some college, no degree 24.7%

Associate's degree 7.3%

Bachelor's degree 18.6%

Graduate / professional 5.6%

Metric	%
HS diploma or higher	86.6%
Bachelor's or higher	24.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	49	9.1%
Kindergarten	43	7.0%
Elementary school	288	50.1%
High school	132	25.7%
College / grad school	42	8.1%

Employment

Industry of employment

Education & healthcare 22.5%

Construction 14.7%

Agriculture & mining 12.6%

Transportation & utilities 11.2%

Retail trade 7.6%

Public administration 7.2%

Professional & management 5.9%

Arts, food & hospitality 5.5%

Finance & real estate 4.2%

Wholesale trade 3.4%

Manufacturing 1.9%

Other services 1.8%

Information 1.6%

Occupation

Category	%
Management, business & arts	28.7%
Service	6.6%
Sales & office	23.0%
Natural resources & construction	24.5%
Production & transportation	17.2%

Employment type

Type	%
Private sector	60.3%
Government	27.7%
Self-employed	10.3%
Unpaid family workers	1.7%

Commute

Method	%
Drive alone	66.0%
Carpool	19.1%
Public transit	0.0%
Walk	6.4%
Other means	0.7%
Avg commute (minutes)	25.1

Poverty

All people 24.4%

Under 18 years 23.2%

18 and over 25.0%

Married-couple families 11.9%

Female-led households 41.8%

Income support

Source	% of households
Social Security	48.1%
Retirement income	28.8%
Supplemental Security	8.7%
Cash public assistance	4.9%
Food stamps / SNAP	31.8%

Health indicators

Condition	%
High blood pressure	38.1%
High cholesterol	37.1%
Heart disease	9.9%
Stroke	5.0%
Asthma	10.5%
Arthritis	31.1%
Kidney disease	5.0%
Pulmonary disease	9.7%
Cancer	7.2%

Behavior / access	%
Binge drinking	12.9%
No physical activity	32.1%
Less than 7 hrs sleep	30.0%
Fair or poor health	24.9%
Poor mental health	14.1%
Poor physical health	16.1%
No health insurance	25.2%
Visited doctor (checkup)	72.0%
Visited dentist	50.3%
Cholesterol screening	90.4%
Teeth loss	18.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	230	9.9%

Disability	%
Any disability	23.7%
Under 18	2.3%
18–64 years	22.8%
65 and over	41.5%

Health insurance coverage

Type	%
Private insurance	40.0%
Public insurance	67.4%
Uninsured under 19	2.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,892	95.3%
Spanish	256	9.0%
Other Indo-European	249	8.8%
Asian & Pacific Islander	0	0.0%
Other languages	7	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,837	93.3%
Born in same state	2,816	92.5%
Born in different state	1,602	51.6%
Foreign born	21	0.8%
Naturalized citizen	188	6.7%
Not a US citizen	48	22.8%

Ancestry

Ancestry	Count	%
Italian	228	7.5%
French	210	6.9%
Arab	114	3.8%
Polish	28	0.9%

Ancestry	Count	%
Irish	17	0.6%
English	17	0.6%
German	8	0.3%
Dutch	3	0.1%

Technology access

Metric	% of households
Computer access	44.1%
Internet access	92.7%

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

Explore more Colorado ZIP codes

All Colorado ZIP codes Blanca ZIP codes Chama ZIP codes Fort Garland ZIP codes Jaroso ZIP codes San Luis ZIP codes