Daylight through the yearLongest day (Jun 21): 14 h 32 min6:22 am – 8:54 pmShortest day (Dec 21): 9 h 47 min7:41 am – 5:28 pm
Sun todaySunrise –Sunset –
People1,137 residentsin the ZIP code areaMedian age 42.4512 householdsMedian household income $105,833Median home value $109,100Median rent $763 a month82% of homes owner-occupiedMedian property tax $670 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting4.1% unemployment rate67% of adults are in the labour force, 580 employedMain industries: other services 29%, retail 13%, farming, forestry and mining 13%Average commute 19 minutes61% drive alone, 7% car-pool, 4% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages36% of adults have a bachelor's degree or higher92% finished high school, 25% hold a graduate degreeLanguages at home: English only 89%, Spanish 10%2% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 94°F, lows 71°FColdest month January: highs 49°F, lows 28°F24 in of rain a year, on about 38 dayswettest month May5 in of snow a year, on about 3 days90 days above 90°F, 75 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Clinton Sherman Ap station, 7 mi away; snow from Retrop
Nearby landmarksUpper Elk Creek Site 8 Reservoirreservoir · 2.7 miUpper Elk Creek Site 10 Reservoirreservoir · 2.7 miCrystal Lakelake · 5.9 miLake Hobartlake · 9.1 miSource: USGS Geographic Names Information System
Parks and public landsAltus - Lugert Wildlife Management Areastate conservation land · 12.3 mi · 3,137 acresQuartz Mountain State Resort Parkstate park · 16.4 mi · 9,025 acresWashita County Wildlife Management Areastate conservation land · 14.5 mi · 238 acresFoss State Parkstate park · 25.3 mi · 2,399 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 3.4 on 13 Sep 197916 mi away, near Carter, OklahomaMost recent: magnitude 3.0 on 5 Apr 199512 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very LowWashita County, OK, compared with all US countiesHigher-risk hazardsDrought Relatively HighIce storm Relatively HighSource: FEMA National Risk Index (county level)
Air quality67% of days had good air in 2025239 of 358 days measured115 moderate, 4 unhealthy for sensitive groups daysMedian index 44, worst day 131main pollutant: ozoneSource: US EPA Air Quality Index, nearest monitors: Comanche County, OK, 56 mi away
Internet at home84% of households have a broadband subscription74% have cable, fibre or DSL7% rely on a mobile data plan alone15% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterSentinel PWSserves 859 people from ground water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation1,609 ft490 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalCordell Memorial Hospital16.6 miPost officeSentinel Post Office3.6 miTown hallSentinel Town Hall3.6 miFire stationSentinel Volunteer Fire Department3.6 miSource: USGS National Structures Dataset
Getting aroundAirportLawton Fort Sill Regional Airport LAW63 miMajor airportOKC Will Rogers World Airport OKC94 miInterstateI-4017 miUS highwayUS 1839.9 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 73664 ZIP area.
