Daylight through the yearLongest day (Jun 21): 14 h 49 min5:44 am – 8:32 pmShortest day (Dec 21): 9 h 31 min7:19 am – 4:50 pm
Sun todaySunrise –Sunset –
People1,864 residentsin the ZIP code areaMedian age 56.6863 householdsMedian household income $74,972Median home value $682,700Median rent $1,606 a month64% of homes owner-occupiedMedian property tax $6,000 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting35.5% unemployment rate42% of adults are in the labour force, 418 employedMain industries: construction 68%, retail 11%, education and health care 11%Source: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages19% of adults have a bachelor's degree or higher68% finished high school, 11% hold a graduate degreeLanguages at home: English only 68%, Spanish 20%, other languages 8%, other Asian or Pacific languages 2%15% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 91°F, lows 61°FColdest month January: highs 56°F, lows 40°F13 in of rain a year, on about 30 dayswettest month JanuarySnow is rare64 days above 90°F, 7 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Antioch Pumping Plt #3 station, 7 mi away
Nearby landmarksBethel Islandisland · under a mileOld Riverriver · 4.5 miJackass Pointcape · 1.9 miJersey Pointcape · 3.6 miTurner Lake (historical)lake · 3.9 miJersey Islandisland · 3.1 miSource: USGS Geographic Names Information System
Parks and public landsFranks Tract State Recreation Areastate recreation area · under a mile · 3,589 acresSummer Lake Community Parkpark · 2.6 miRhode Island Wildlife Areastate conservation land · 3.3 mi · 106 acresBig Break Regional Shorelinepark · 3.5 mi · 1,604 acresBrannan Island State Recreation Areastate recreation area · 6.5 mi · 331 acresDecker Island Wildlife Areastate conservation land · 6.6 miSource: USGS Protected Areas Database (PAD-US)
Earthquakes712 of magnitude 3 or more within 50 miles since 197076 of magnitude 4+, 9 of magnitude 5+Largest: magnitude 6.2 on 24 Apr 198450 mi away, The 1984 Morgan Hill, CaliforniaMost recent: magnitude 3.1 on 12 Sep 202616 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Very HighContra Costa County, CA, compared with all US countiesHigher-risk hazardsRiver flooding Very HighEarthquake Relatively HighLandslide Relatively HighHeat wave Relatively HighSource: FEMA National Risk Index (county level)
Air quality60% of days had good air in 2025219 of 365 days measured146 moderate daysMedian index 46, worst day 93main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: San Joaquin County, CA, 21 mi away
Internet at home84% of households have a broadband subscription77% have cable, fibre or DSL4% rely on a mobile data plan alone16% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterPleasantimes Mutual Water Coserves 644 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation6 ft2 m below sea levelSource: USGS 3D Elevation Program
Local servicesHospitalSutter Delta Medical Center9.9 miPost officeBethel Island Post Officeunder a mileTown hallOakley City Hall5.3 miPoliceContra Costa County Sheriff's Office - Delta Station5.1 miFire stationContra Costa County Fire Protection District Station 952.5 miSource: USGS National Structures Dataset
SchoolsWithin 2 miNo schools listedCollegeLos Medanos College - Brentwood Center10.4 miSource: USGS National Structures Dataset
Getting aroundAirportStockton Metropolitan Airport SCK23 miMajor airportOakland San Francisco Bay Airport OAK39 miInterstateI-514 miUS highwayUS 5038 miAmtrakAntioch-Pittsburg, CA ACA10 miSubwayMain Entrance / ExitBay Area Rapid Transit (BART)8.5 miCoachStockton Bus StationFlixBus19 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 94511 ZIP area.