Frederick County
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- Population
- 287,048
- Area
- 660.61 sq mi (1,710.96 km²), 6.81 sq mi water
- Median age
- 39
- Households
- 104,635
- Persons per household
- 2.7
- Median household income
- $122,002
- Median house value
- $464,600
Demographics: 2020–2024 ACS
Today
79°F
Chance Rain Showers then Mostly Cloudy40% precip
Tonight
64°F
Mostly Cloudy then Slight Chance Rain Showers20% precip
Saturday
80°F
Showers And Thunderstorms76% precip
Saturday Night
68°F
Showers And Thunderstorms87% precip
Cities & Towns in Frederick County
AdamstownBallenger CreekBartonsvilleBraddock HeightsBrunswickBuckeystownBurkittsvilleEmmitsburgFrederickGracehamGreen ValleyJeffersonLewistownLibertytownLinganoreMiddletownMonroviaMount AiryMyersvilleNew MarketPoint of RocksRosemontSabillasvilleSpring RidgeThurmontUnincorporated Frederick CountyUrbanaWalkersvilleWoodsboro