Daylight through the yearLongest day (Jun 21): 14 h 57 min5:41 am – 8:39 pmShortest day (Dec 21): 9 h 23 min7:25 am – 4:48 pm
Sun todaySunrise –Sunset –
People33,031 residentsin the ZIP code areaMedian age 40.911,226 householdsMedian household income $157,302Median home value $556,200Median rent $2,252 a month94% of homes owner-occupiedMedian property tax $4,951 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting4.3% unemployment rate72% of adults are in the labour force, 17,943 employedMain industries: professional and business services 19%, education and health care 18%, public administration 12%Average commute 36 minutes70% drive alone, 7% car-pool, 21% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages49% of adults have a bachelor's degree or higher96% finished high school, 21% hold a graduate degreeLanguages at home: English only 89%, Spanish 6%, other languages 2%, other Indo-European languages 1%4% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 84°F, lows 66°FColdest month January: highs 39°F, lows 25°F48 in of rain a year, on about 80 dayswettest month September31 in of snow a year, on about 16 days13 days above 90°F, 98 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Damascus 3 Ssw station, 10 mi away
Parks and public landsWindy Ridge Parkpark · under a mile · 96 acresSummit Ridge Parkpark · under a mileMorgan Run Neastate park · 9.2 mi · 160 acresPatuxent River Spstate park · 10.8 mi · 481 acresHugg-Thomas Wmastate conservation land · 9.7 mi · 261 acresPatapsco Valley State Parkstate park · 13.1 mi · 73 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 3.6 on 16 Jul 201016 mi away, near Barnesville, MarylandMost recent: magnitude 3.0 on 17 Jan 201636 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowFrederick County, MD, compared with all US countiesHigher-risk hazardsWinter weather Relatively HighLightning Relatively HighSource: FEMA National Risk Index (county level)
Air quality86% of days had good air in 2025203 of 237 days measured34 moderate daysMedian index 41, worst day 93main pollutant: ozoneSource: US EPA Air Quality Index, Frederick County monitors, MD
Internet at home95% of households have a broadband subscription83% have cable, fibre or DSL7% rely on a mobile data plan alone4% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterTown of Mount Airyserves 9,890 people from ground waterNo health-based violations since 20214 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation611 ft186 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalSpringfield State Hospital Center10.5 miPost officeMount Airy Post Office1.9 miTown hallMount Airy Town Hall1.3 miFire stationCarroll County Fire Department Station 1 Mount Airy Volunteer Fire Company1.0 miSource: USGS National Structures Dataset
