United States › Colorado › Costilla County COUNTY
Costilla County Colorado · 3,679 residents (2025 est.) · 1,228 sq mi
Time machine
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The short version
Costilla County is a county of 3,607 people in Colorado. At a median age of 50.5, this is an older place than the country as a whole. Households here earn about 61% less than in Colorado as a whole. There are 3 people per square mile. 79% of homes are owner-occupied. Households take in $36,861 at the median, 55% less than the US figure.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 50.5
US median: 38.9
Less educated
25% hold a bachelor's degree
US average: 36%
Less affordable
home values up 79%, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 3,663 in 2000
3,679 in 2025 (Census Bureau estimate)
from 3 / sq mi in 2009
US average: 281
from 42.1 in 2000
US average: 38.9
Population, 1990 – 2024
3K 3K 3K 4K 4K 1990 2000 2010 2020 2024 Costilla County Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $36,861
+4%inflation adjusted, since 2000
from $19,531 in 2000
US average: $82,259
from $10,748 in 2000
US average: $44,673
Households earning $100K+
from 9.6% in 2009
US average: 53.3%
from 26.8% in 2000
US average: 12.5%
from 0.508 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing 13.9%
Education & health services 6.4%
Transportation & warehousing 2.5%
Professional, scientific, technical 2.5%
Public administration 1.9%
Arts, entertainment, food 0.9%
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$184,700
+79%inflation adjusted, since 2000
from $56,500 in 2000
US average: $376,019
$927
+61%inflation adjusted, since 2000
from $316 in 2000
US average: $1,442
from 78.2% in 2000
21.0% rent
from 43.7% in 2009
US average: 10.0%
2.17 people
−14%since 2009
from 2.51 people in 2009
US average: 2.54
from 24.1% in 2009
US average: 22.9%
from 40.7% in 2009
US average: 47.4%
from 4.5 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 28.2%(1,033)
Hispanic / Latino 67.6%(2,476)
2024
White, non-Hispanic 37.3%(1,345)
Hispanic / Latino 54.7%(1,973)
from 63 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
from 33 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 16 more ancestry groups with data from 12.8% in 2000
US average: 35.6%
High school or higher
from 68.2% in 2000
US average: 89.6%
from 3.8% in 2000
US average: 14.0%
Section 06
Commute & transportation from 17.6 min in 2000
US average: 26.5
from 68.3% in 2009
US average: 68.9%
from 12.7% in 2009
US average: 8.5%
from 0.7% in 2009
US average: 3.2%
from 9.9% in 2009
US average: 15.0%
from 4.0% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 10.0% in 2009
US average: 8.3%
Section 07
Work & employment from 10.8% in 2011
US average: 5.2%
from 52.9% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 52.0% in 2020
US average: 74.6%
from 25.6% in 2009
US average: 13.1%
from 28.4% in 2009
US average: 42.5%
Section 08
People & community from 8.8% in 2009
US average: 14.1%
from 13.0% in 2009
US average: 6.2%
from 26.0% in 2012
US average: 13.3%
from 27.2% in 2013
US average: 8.4%
from 52.4% in 2017
US average: 91.0%
Computer in household
from 84.9% in 2020
US average: 95.5%
from 87.0% in 2020
US average: 87.7%
from 55.0% in 2016
US average: 77.7%
from 43.4% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 27.2% in 2013
US average: 8.4%
from 27.1% in 2020
US average: 54.8%
Direct-purchase
from 12.1% in 2020
US average: 13.8%
from 33.6% in 2020
US average: 18.4%
from 43.1% in 2020
US average: 20.9%
VA health care
from 4.9% in 2020
US average: 2.2%
Any private
from 39.6% in 2020
US average: 67.1%
Any public
from 67.6% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 19.6%(70)
Share of the 357 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Costilla County Head to head
Compare Costilla County to nearby counties COSTILLA COUNTY VS
Alamosa County
Income $55,397 +50%
Home value $239,100 +29%
Population 16,688 +354%
SEE FULL COMPARISON →
COSTILLA COUNTY VS
Huerfano County
Income $52,526 +42%
Home value $247,800 +34%
Population 7,011 +91%
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COSTILLA COUNTY VS
Conejos County
Income $50,978 +38%
Home value $193,400 +5%
Population 7,529 +105%
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COSTILLA COUNTY VS
Taos County
Income $58,950 +60%
Home value $382,800 +107%
Population 34,564 +839%
SEE FULL COMPARISON →
Frequently asked
How many people live in Costilla County, Colorado? Costilla County, Colorado has about 3,607 residents according to the 2024 American Community Survey.
What is the median household income in Costilla County, Colorado? The typical household in Costilla County, Colorado earns about $36,861 a year. Half of households make more than that, and half make less.
Is Costilla County, Colorado expensive? In Costilla County, Colorado, the median home is worth about $184,700, and the typical rent is about $927 a month.
How educated are people in Costilla County, Colorado? About 24.9% of adults age 25 and over in Costilla County, Colorado hold a bachelor's degree or higher.
What is the poverty rate in Costilla County, Colorado? About 21.0% of people in Costilla County, Colorado live below the federal poverty line.
Has Costilla County, Colorado grown since 1990? Yes, Costilla County, Colorado has grown since 1990. The population has added about 417 residents, a change of about 13 percent over that period.
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