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San Luis, CO
Town in Costilla County, Colorado.
Population
560
Land area
0.6sq mi
People per sq mi
988
ZIP codes
0
San Luis and its ZIP codes
San Luis at a glance
- San Luis is about 17 times as dense as Colorado as a whole.
- The median household income is $26,708, 72% below the Colorado median of $95,470.
- A typical owner-occupied home is valued at $98,800 (82% below Colorado) and median rent is $925 a month.
Local data for San Luis, CO
Counts from official public data
Housing and community stats
San Luis, CO, American Community Survey 2020-2024
Median household income
$26,708
Poverty rate
21.6%
Median home value
$98,800
Median rent
$925/mo
Homeownership
57.1%
Bachelor's or higher
11.1%
Median age
43.9
Average commute
12.9 min
Largest reported origins and ancestries: Mexican Americans (299), Irish Americans (20), Thai Americans (17).
Economy and federal money
Jobs, pay, income and spending are for Costilla County. PPP loans are for San Luis.
Unemployment rate
7.3%
Sep 2026, +1.0 pts in a year
Average annual pay
$42,708
924 jobs, 2025
Income per person
$43,334
BEA, 2024
Federal spending
$35.2M
FY 2026, $10,066 per person
How people get to work
San Luis, CO, workers 16 and older. American Community Survey 5-year estimates
- Drove alone58.8%
- Carpooled10.2%
- Public transit0.0%
- Walked25.9%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.0%
- Worked from home5.1%
Average one-way commute: 12.9 minutes for people who do not work from home.
Environment and hazard risk
San Luis, CO, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: landslide
Storm events since 1996
1,144
Countywide, mostly winter storm
Flood insurance policies
10
0.4% of homes, county
July high / Jan low
82° / 6°F
9.0 inches of rain a year
Hazards, floods and storm historyCheck a flood zone2 historic places
Health statistics
Share of adults in San Luis, CO, CDC PLACES estimates
Obesity
32.7%
U.S. 33.3% -0.6 pts
Diabetes
18.4%
U.S. 12.1% +6.3 pts
Smoking
11.7%
U.S. 12.8% -1.1 pts
Uninsured (18-64)
24.2%
U.S. 11.1% +13.1 pts
Cities near San Luis
| Name | Distance | Land area (sq mi) |
|---|---|---|
| San AcacioCensus-designated place | 7.9 mi | 1.3 |
| Fort GarlandCensus-designated place | 16 mi | 0.4 |
| Costilla, NMCensus-designated place | 17 mi | 3 |
| BlancaTown | 17 mi | 1.8 |
| Stonewall GapCensus-designated place | 22 mi | 1.9 |
| SanfordTown | 27 mi | 1.5 |
| ManassaTown | 28 mi | 0.9 |
| Alamosa EastCensus-designated place | 30 mi | 3.3 |
Frequently asked questions
- What county is San Luis, CO in?
- San Luis is in Costilla County, Colorado.
- What is the population of San Luis, CO?
- About 560 people live in San Luis, based on American Community Survey 5-year estimates.
- What cities are near San Luis?
- Nearby places include San Acacio (7.9 mi), Fort Garland (16 mi), Costilla, NM (17 mi), Blanca (17 mi), Stonewall Gap (22 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023