Daylight through the yearLongest day (Jun 21): 14 h 54 min5:43 am – 8:37 pmShortest day (Dec 21): 9 h 26 min7:23 am – 4:49 pm
Sun todaySunrise –Sunset –
People1,539 residentsin the ZIP code areaMedian age 52.7593 householdsMedian household income $245,982Median home value $1,335,10095% of homes owner-occupiedMedian property tax $10,000+ a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting0.0% unemployment rate69% of adults are in the labour force, 870 employedMain industries: professional and business services 31%, education and health care 23%, public administration 14%Average commute 30 minutes43% drive alone, 8% car-pool, 1% take public transport, 4% walk or cycle, 44% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages86% of adults have a bachelor's degree or higher99% finished high school, 66% hold a graduate degreeLanguages at home: English only 74%, other Indo-European languages 5%, Spanish 5%, other Asian or Pacific languages 4%3% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 88°F, lows 68°FColdest month January: highs 43°F, lows 26°F49 in of rain a year, on about 81 dayswettest month July6 in of snow a year, on about 4 days44 days above 90°F, 96 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Dalecarlia Rsvr station, 4 mi away
Nearby landmarksWades Islandisland · under a mileMinnie Islandisland · under a mileRiver Road Springspring · 1.6 miNational Intelligence Universitycollege · 2.8 miStubblefield Fallsrapids · 2.1 miGreat Fallsrapids · 5.3 miSource: USGS Geographic Names Information System
Parks and public landsGeorge Washington Memorial Parkwaynational park · 3.3 miClara Barton National Historic Sitehistoric site · 1.2 miLangley Oaks City Parkpark · under a mile · 102 acresScotts Run Nature Preservepark · 1.6 mi · 333 acresChesapeake and Ohio Canal National Historical Parkhistoric site · 4.5 mi · 323 acresMatthew Henson Spstate park · 7.0 miSource: USGS Protected Areas Database (PAD-US)
Earthquakes2 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.6 on 16 Jul 201024 mi away, near Barnesville, MarylandMost recent: magnitude 3.0 on 17 Jan 201643 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively ModerateMontgomery County, MD, compared with all US countiesHigher-risk hazardsWinter weather Very HighHeat wave Relatively HighStrong wind Relatively HighHail Relatively HighSource: FEMA National Risk Index (county level)
Air quality83% of days had good air in 2025299 of 360 days measured61 moderate daysMedian index 39, worst day 90main pollutant: ozoneSource: US EPA Air Quality Index, Montgomery County monitors, MD
Internet at home100% of households have a broadband subscription92% have cable, fibre or DSL8% rely on a mobile data plan alone0% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterWashington Suburban Sanitary Commissionserves 1,900,000 people from surface waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system in the county
Elevation125 ft38 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalSuburban Hospital3.2 miPost officeCabin John Post Officeunder a mileTown hallGlen Echo Town Hall1.1 miPoliceUnited States Park Police George Washington Memorial Parkway Station1.1 miFire stationCabin John Park Volunteer Fire Department - Station 101.5 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi8 schools4 elementary, 2 high, 2 otherElementaryCarderock Springs Elementary Schoolunder a mileElementaryThe Primary Day School1.2 miElementaryBannockburn Elementary School1.3 miCollegeNational Intelligence University2.8 miSource: USGS National Structures Dataset
Getting aroundAirportRonald Reagan Washington National Airport DCA11 miInterstateI-495under a mileUS highwayUS 295.5 miAmtrakRockville, MD RKV7.7 miSubwayBethesda - West Side of Wisconsin Ave. At Montgomery LaneWashington Metro3.7 miCoachBethesda, MD (7101 Wisconsin Ave, Bethesda, MD (Between Willow Ln and Leland St.))OurBus3.8 miTransit25 stops within a mileRide OnSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 20818 ZIP area.
