Daylight through the yearLongest day (Jun 21): 14 h 3 min6:35 am – 8:38 pmShortest day (Dec 21): 10 h 15 min7:25 am – 5:40 pm
Sun todaySunrise –Sunset –
People28,462 residentsin the ZIP code areaMedian age 42.29,547 householdsMedian household income $134,007Median home value $412,900Median rent $1,685 a month89% of homes owner-occupiedMedian property tax $7,731 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting4.0% unemployment rate65% of adults are in the labour force, 14,078 employedMain industries: education and health care 30%, finance, insurance and real estate 15%, professional and business services 11%Average commute 28 minutes64% drive alone, 10% car-pool, 1% walk or cycle, 23% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages58% of adults have a bachelor's degree or higher96% finished high school, 25% hold a graduate degreeLanguages at home: English only 76%, Spanish 17%, Arabic 2%, Chinese 1%6% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month August: highs 99°F, lows 74°FColdest month January: highs 65°F, lows 43°F32 in of rain a year, on about 44 dayswettest month MaySnow is rare123 days above 90°F, 14 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, San Antonio/seaworld station, 12 mi away
Parks and public landsGovernment Canyon State Natural Areastate conservation land · 1.0 mi · 12,344 acresGoodhorsestate conservation land · 1.6 mi · 233 acresCedar Creek Golf Courserecreation area · 6.0 mi · 168 acresBonnie Conner Parkpark · 7.6 miGuadalupe River State Parkstate park · 22.1 mi · 1,901 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes3 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.2 on 10 Sep 201449 mi away, near Charlotte, TexasMost recent: magnitude 3.2 on 10 Sep 201449 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively HighBexar County, TX, compared with all US countiesHigher-risk hazardsHail Very HighTornado Very HighRiver flooding Very HighHeat wave Relatively HighSource: FEMA National Risk Index (county level)
Air quality43% of days had good air in 2025158 of 365 days measured196 moderate, 10 unhealthy for sensitive groups, 1 unhealthy daysMedian index 52, worst day 154main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Bexar County monitors, TX
Internet at home97% of households have a broadband subscription87% have cable, fibre or DSL6% rely on a mobile data plan alone1% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterGrey Forest Water Systemserves 663 people from ground water1 health-based violation since 2021latest Oct 2024: lead and copper, treatment technique6 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,504 ft458 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalChristus Santa Rosa Hospital - Westover Hills11.3 miPost officeHelotes Post Office6.2 miTown hallGrey Forest City Hall4.3 miPoliceGrey Forest Police Department4.3 miFire stationGrey Forest Volunteer Fire Department Station 1814.3 miSource: USGS National Structures Dataset
SchoolsWithin 2 miNo schools listedCollegeThe University of Texas at San Antonio - Main Campus8.8 miSource: USGS National Structures Dataset
Getting aroundAirportSan Antonio International Airport SAT18 miInterstateI-108.1 miUS highwayUS 878.1 miAmtrakSan Antonio, TX SAS22 miCoachSan Antonio Bus StationFlixBus21 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 78023 ZIP area.