Costilla County, Colorado: commercial real estate data.
Costilla County, Colorado had an estimated 3,686 residents on July 1, 2024, up 5.4 percent since the 2020 census base of 3,496, across 1,227 square miles. County output reached $125.8 m in 2024, 50 establishments operate here, and the SBA record carries 1 7(a) approvals worth $172,900 since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Costilla County
How many people live in Costilla County
- Population, American Community Survey 2020-20243,607
- Households1,651
- Average household size2.18
- Median household income$36,861
- Median age50.5
- Median gross rent$927 per month
- Median owner-occupied home value$184,700
- Home value to household income5.0 times
- Annual rent as a share of median income30.2 percent
- Adults 25 and over with a bachelor degree or higher24.9 percent
- Adults 25 and over with a graduate degree7.7 percent
- Adults 25 and over2,752
- Population under 18671
- Share under 1818.6 percent
- Population 65 and over1,029
- Share 65 and over28.5 percent
- Working age population, 18 to 641,907
- Civilian labor force1,335
- Unemployment rate3.5 percent
- Labor force participation, adults 18 and over45.5 percent
- Rank by population among Colorado counties55th of 64
- Rank by population among US county-equivalents, Puerto Rico included2994th of 3,222
Costilla County is the 55th largest of 64 Colorado counties by population. A median home costs 5.0 times median household income, which is seriously unaffordable by national standards. Residents 65 and over outnumber those under 18, at 28.5 percent against 18.6 percent, which points demand at health care, services and single story product rather than schools.
US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Costilla County
Is Costilla County's population growing?
- Population, July 1, 20243,686
- Census 2020 base population3,496
- Population change since the 2020 census base5.43 percent
- Population change, 2023 to 202462
- Births, 202437
- Deaths, 202463
- Natural change, 2024-26
- Net domestic migration, 202489
- Net international migration, 2024-2
- Total net migration, 202487
- Cumulative net domestic migration, 2021 to 2024273
- Rank by growth among US county-equivalents479th of 3,144
The county has grown 5.43 percent since the 2020 census base. Deaths exceeded births in 2024 and the population still grew, so all of the growth came from people moving in. A market held up by migration is more sensitive to a change in relative cost than one growing from household formation.
US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
Costilla County
Where are people moving to Costilla County from?
- Tax returns filed by households arriving92
- People arriving, from those returns176
- Tax returns filed by households leaving93
- Net household movement-1
- Adjusted gross income arriving$4.2 m
- Net adjusted gross income movement$701,000
- Average income of an arriving household$45,870
- Average income of a leaving household$37,839
- Largest single originAlamosa County (20 households)
- Largest single destinationAlamosa County (22 households)
| Origin | Households | People | Adjusted gross income |
|---|---|---|---|
| Alamosa County | 20 | 33 | $601,000 |
Households arriving report $8,031 more average income than households leaving, so the migration is raising local spending power rather than just moving it around. The largest single source of arrivals is Alamosa County, which is the catchment a retail or multifamily study should look at first.
US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Costilla County
What is the Costilla County economy?
- County GDP, 2024$125.8 m
- County GDP, 2023$111.8 m
- GDP change, 2023 to 202412.5 percent
- GDP change over five years39.6 percent
- Rank by GDP among the Colorado areas BEA publishes58th of 64
- Rank by GDP among the US county areas BEA publishes3021st of 3,127
- GDP per resident$34,865
Output grew 12.5 percent in the latest year and 39.6 percent over five, which is the trend line a lender will read behind any single year figure.
US Bureau of Economic Analysis, Regional, table CAGDP2, CAGDP2, through 2024.
Costilla County
Employment by industry in Costilla County
- Covered employment, annual average962
- Establishments reporting116
- Average annual pay$40,602
- Average weekly wage$781
- Agriculture, forestry, fishing and hunting, employment135
- Agriculture, forestry, fishing and hunting, average annual pay$48,897
- Retail trade, employment78
- Retail trade, average annual pay$22,889
| Sector | Employment | Establishments | Average annual pay |
|---|---|---|---|
| Agriculture, forestry, fishing and hunting | 135 | 14 | $48,897 |
| Retail trade | 78 | 14 | $22,889 |
Agriculture, forestry, fishing and hunting is the largest private sector at 135 jobs, 14.0 percent of covered employment.
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
Costilla County
How many businesses are in Costilla County?
- Establishments, all industries50
- Employment at those establishments385
- Annual payroll$16.0 m
- Establishments per 1,000 residents13.9
These are counts of establishments physically operating in the county, not listings, so they are the supply side a feasibility study measures demand against. County Business Patterns counts private establishments with paid employees in March 2023, while the Quarterly Census of Employment and Wages above counts every unemployment-insured employer, public ones included, as a 2024 annual average, so the two establishment and employment counts differ.
US Census Bureau, County Business Patterns, 2023.
Costilla County
Building permits in Costilla County
- Housing units authorized by permit, 2024145
- Declared construction value permitted$60.4 m
- Single family units authorized145
- Multifamily units authorized0
- Multifamily share of units0.0 percent
- Average declared value per unit$416,234
- Units authorized per 1,000 households87.8
Single-family homes are 100.0 percent of units authorized, so the pipeline is predominantly single-family.
US Census Bureau, Building Permits Survey, 2024 annual.
Costilla County
SBA loans in Costilla County (7(a) and 504)
- 7(a) approvals recorded1
- 7(a) gross approval dollars$172,900
- Average 7(a) approval$172,900
- Median 7(a) approval$172,900
- Largest single approval$172,900
- Jobs reported supported, 7(a)4
- Jobs per approval4.0
- Distinct 7(a) lenders active1
- Distinct industries receiving approvals1
- Median 7(a) term120 months
- Share of loans on real estate terms, 240 months or longer0.0 percent
- Loans on real estate terms0
- Loans on working capital terms, 120 months or shorter1
- Franchise loans0
- Franchise share of approvals0.0 percent
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Costilla County
SBA loan default and charge-off rates in Costilla County
Do SBA loans in Costilla County get paid back?
- Loans with a final outcome recorded0
- Paid in full0
- Charged off0
- Status: Exempt from disclosure1
Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
Compare against the national and state SBA charge-off rates, computed the same way over resolved loans only.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Costilla County
How large is Costilla County?
- Land area1,227 sq mi
- Rank by land area among Colorado counties38th of 64
- Width, east to west34 mi
- Height, north to south45.5 mi
- Geographies sharing a boundary6
- Residents per square mile of land3
- Establishments per square mile0.04
US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary vertices, TIGER county boundaries. US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year. US Census Bureau, County Business Patterns, 2023.
Costilla County
Flood risk in Costilla County
- Participation of the county's own NFIP community Costilla County, unincorporated areasParticipating, community 080276
- Communities in the county in the NFIP Community Status Book2
- Of those, participating in the NFIP2
- NFIP participation rate100.0 percent
- Communities carrying a CRS class0
- Radon levels in Costilla County, EPA zone predicted average indoor radon screening level from 2 to 4 pCi/LZone 2
The county's own community in the status book, unincorporated Costilla County (community 080276), participates in the National Flood Insurance Program and carries no Community Rating System class, so no CRS premium discount applies there. The EPA places Costilla County in radon zone 2, a predicted average indoor radon screening level from 2 to 4 pCi/L. The zone is a screening prediction for the county and does not substitute for a test at an address. 100.0 percent of the county's listed communities participate in the National Flood Insurance Program, per Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26. US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.
Coverage
What this page does not hold.
Traffic counts, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Feasibility studies
When a Costilla County site needs a document a lender will accept.
The same data layer behind this page is the one the studies are written from. A study for a Costilla County site starts with the figures you are reading, carrying the same source and period into the credit file.
- Population, American Community Survey 2020-20243,607
- Households1,651
- Average household size2.18
- Median household income$36,861
- Median age50.5
Common questions
Costilla County questions, answered from the record.
How many people live in Costilla County, Colorado?
The Census Bureau estimates 3,686 residents on July 1, 2024 (US Census Bureau, Population Estimates Program, Vintage 2024). The American Community Survey 2020-2024 five-year estimate is 3,607, in 1,651 households, ranking 55th of 64 Colorado counties. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
Is Costilla County's population growing?
The population has grown 5.43 percent since the 2020 census base of 3,496, to 3,686 on July 1, 2024. In 2024 there were 37 births against 63 deaths, with net migration of 87. Source: US Census Bureau, Population Estimates Program, Vintage 2024, Vintage 2024, estimates 2020 to 2024.
What is the median household income in Costilla County?
$36,861. The median owner-occupied home is valued at $184,700, which is 5.0 times income, and median gross rent is $927 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.
How many businesses are in Costilla County?
50 establishments, employing 385 people with an annual payroll of $16.0 m. These are establishments physically operating in the county, not listings. Source: US Census Bureau, County Business Patterns, 2023.
What is employment by industry in Costilla County?
Agriculture, forestry, fishing and hunting is the largest private sector at 135 jobs, 14.0 percent of covered employment. Covered employment averages 962 jobs at an average annual pay of $40,602, or $781 a week. Source: US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.
How much SBA lending happens in Costilla County?
1 7(a) approvals totaling $172,900 since FY2020, across 1 lenders, with a median approval of $172,900. These are approvals recorded in the release, not loans disbursed.
How many building permits were issued in Costilla County?
145 housing units were authorized by permit in 2024, with a declared construction value of $60.4 m. Multifamily was 0.0 percent of units. Source: US Census Bureau, Building Permits Survey, 2024 annual.
What is the radon zone for Costilla County?
Zone 2, a predicted average indoor radon screening level from 2 to 4 pCi/L. Source: US EPA, Map of Radon Zones, county spreadsheet, 2024-05 publication, EPA 402/A-16/001.
Where do people moving to Costilla County come from?
The largest single origin is Alamosa County, with 20 households. Arriving households report an average income of $45,870 against $37,839 for those leaving. Source: US Internal Revenue Service, Statistics of Income county migration flows, 2021 to 2022 filing years.
Are traffic counts available for Costilla County on this page?
No. Annual average daily traffic resolves in the platform rather than in this dataset, so no AADT figure is printed here. It is a gap we know about rather than a figure we estimated.
Is zoning published for Costilla County?
No. Nothing on this page presents parcel level zoning, and where a statutory framework applies it is marked as the statewide frame, to be confirmed locally.
Costilla County
Cities and places in Costilla.
4 Census places lie wholly or partly in Costilla County. All 4 carry enough published place level data for a page of their own and are linked.
| Place | Type | Population | SBA 7(a) approvals, projects in this county | Lies in |
|---|---|---|---|---|
| San Luis | town | 560 | None recorded | Wholly in this county |
| Fort Garland | CDP | 446 | 1 | Wholly in this county |
| Blanca | town | 230 | None recorded | Wholly in this county |
| San Acacio | CDP | 61 | None recorded | Wholly in this county |