Daylight through the yearLongest day (Jun 21): 13 h 59 min6:39 am – 8:38 pmShortest day (Dec 21): 10 h 19 min7:25 am – 5:44 pm
Sun todaySunrise –Sunset –
People5,551 residentsin the ZIP code areaMedian age 35.21,430 householdsMedian household income $59,808Median home value $103,100Median rent $1,258 a month65% of homes owner-occupiedMedian property tax $1,376 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting3.3% unemployment rate43% of adults are in the labour force, 1,808 employedMain industries: farming, forestry and mining 15%, retail 13%, other services 11%Average commute 21 minutes67% drive alone, 20% car-pool, 7% walk or cycle, 3% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages14% of adults have a bachelor's degree or higher76% finished high school, 3% hold a graduate degreeLanguages at home: English only 60%, Spanish 38%, Vietnamese 2%12% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month August: highs 98°F, lows 74°FColdest month January: highs 66°F, lows 42°F25 in of rain a year, on about 38 dayswettest month MaySnow is rare140 days above 90°F, 10 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Dilley station, 5 mi away
Parks and public landsDilley City Parkrecreation area · 5.9 miSource: USGS Protected Areas Database (PAD-US)
Earthquakes10 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.9 on 3 Mar 198446 mi away, near Christine, TexasMost recent: magnitude 3.1 on 10 Sep 202617 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowFrio County, TX, compared with all US countiesHigher-risk hazardsDrought Relatively HighSource: FEMA National Risk Index (county level)
Air quality76% of days had good air in 2025259 of 341 days measured82 moderate daysMedian index 35, worst day 92main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Atascosa County, TX, 42 mi away
Internet at home77% of households have a broadband subscription66% have cable, fibre or DSL8% rely on a mobile data plan alone18% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterCity of Dilleyserves 4,505 people from ground water2 health-based violations since 2021latest Oct 2024: lead and copper, treatment technique7 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation561 ft171 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalFrio Regional Hospital12.0 miPost officeDilley Post Office5.6 miTown hallDilley City Hall5.5 miPoliceDilley Police Department5.6 miFire stationDilley Volunteer Fire Department5.5 miSource: USGS National Structures Dataset
Getting aroundAirportSan Antonio International Airport SAT71 miInterstateI-353.5 miUS highwayUS 5715 miAmtrakSan Antonio, TX SAS64 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 78017 ZIP area.
