Daylight through the yearLongest day (Jun 21): 14 h 43 min5:41 am – 8:24 pmShortest day (Dec 21): 9 h 36 min7:11 am – 4:47 pm
Sun todaySunrise –Sunset –
People506 residentsin the ZIP code areaMedian age 40.0140 householdsMedian household income $52,870Median home value $170,40085% of homes owner-occupiedMedian property tax $511 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting0.0% unemployment rate38% of adults are in the labour force, 170 employedMain industries: education and health care 59%, public administration 20%, construction 9%Average commute 29 minutes78% drive alone, 22% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages27% of adults have a bachelor's degree or higher89% finished high school, 17% hold a graduate degreeLanguages at home: English only 52%, Spanish 48%5% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 82°F, lows 48°FColdest month January: highs 37°F, lows 6°F9 in of rain a year, on about 28 dayswettest month July105 in of snow a year, on about 35 days2 days above 90°F, 211 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, San Luis 1 S station, 5 mi away; snow from Aguilar 18wsw
Nearby landmarksSalzar Reservoirreservoir · 5.5 miSalazar Number 2 Reservoirreservoir · 5.6 miCarneros Lakelake · 8.7 miLomo Liso Mountainpeak · 9.6 miRed Mountainpeak · 9.8 miSource: USGS Geographic Names Information System
Parks and public landsCarson Othernational forest · 20.8 mi · 101,380 acresAlamosa National Wildlife Refugenational wildlife refuge · 27.2 mi · 12,077 acresGreat Sand Dunes National Parknational park · 38.1 mi · 104,902 acresCarson National Forestnational forest · 58.4 mi · 82 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes201 of magnitude 3 or more within 50 miles since 197021 of magnitude 4+, 2 of magnitude 5+Largest: magnitude 5.3 on 23 Aug 201136 mi away, near Valdez, ColoradoMost recent: magnitude 3.4 on 27 Jul 202635 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowCostilla County, CO, compared with all US countiesHighest-rated hazardsDrought Relatively ModerateLandslide Relatively LowSource: FEMA National Risk Index (county level)
Air quality92% of days had good air in 2025334 of 365 days measured31 moderate daysMedian index 25, worst day 76main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Alamosa County, CO, 37 mi away
Internet at home90% of households have a broadband subscription18% have cable, fibre or DSL19% rely on a mobile data plan alone10% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterSan Luis WSDserves 629 people from ground waterNo health-based violations since 20212 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system in the county
Elevation8,698 ft2,651 m above sea levelSource: USGS 3D Elevation Program
Local servicesPost officeSan Luis Post Office5.2 miTown hallSan Luis Town Hall5.1 miPoliceCostilla County Sheriff's Office5.0 miFire stationWild Horse Mesa Volunteer Fire Department7.2 miSource: USGS National Structures Dataset
Getting aroundAirportSan Luis Valley Regional Airport/Bergman Field ALS34 miMajor airportCity of Colorado Springs Municipal Airport COS119 miUS highwayUS 16019 miAmtrakTrinidad, CO TRI46 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 81126 ZIP area.
