File:Frederick_city.jpg · Wikimedia Commons · See Wikimedia Commons
Frederick County
Sign in to saveAlso known as Frederick County, Maryland, Frederick County, MD
county in Maryland, United States
Key facts
- Country
- United States
- State
- Maryland
- Founded
- June 10, 1748
- Founded by
- Daniel Dulany the Elder
- Named after
- Frederick Calvert, 6th Baron Baltimore
- County seat
- Frederick
- County executive
- Jessica Fitzwater
- County council
- Renee Knapp ( D ), Brad Young ( D ), Jerry Donald ( D ), Steven McKay ( R ), M. C. Keegan-Ayer ( D ), Kavonte Duckett ( D ), Mason Carter ( R )
- Total
- 667 sq mi (1,730 km )
- Land
- 660 sq mi (1,700 km )
- Water
- 7.2 sq mi (19 km )
- Estimate 2025
- 302,883
- Density
- 410/sq mi (160/km )
- Demonym
- Fredneck
- Time zone
- Eastern (EST)
- Summer dst
- EDT
- Zip codes
- 21701, 21702, 21703, 21704, 21705, 21709
- Area codes
- 301, 240
via Wikipedia infobox
Wikidata facts
- Named after
- Frederick Calvert, 6th Baron Baltimore
- Country
- United States
- Located in
- Maryland
- Contains
- Bartonsville
- Capital
- Frederick
- Population
- 271717
- Area
- 1728
- Elevation
- 269
- Time zone
- Eastern Time Zone
- Body of water
- Potomac River
- Shares border with
- Loudoun County
- Official website
- FrederickCountyMD.gov
- Image
- Frederick city.jpg
- Households
- 94299
- Dialing code
- 240
Show 10 more facts
- Commons category
- Frederick County, Maryland
- category of associated people
- Category:People from Frederick County, Maryland
- topic's main category
- Category:Frederick County, Maryland
- inception
- 1748-00-00
- different from
- Fredericksburg
- native label
- Frederick County
- topic has template
- Template:Frederick County, Maryland
- postal code
- 21703
- per capita income
- 44273
- social media followers
- 21027
Sources (9)
via Wikidata · CC0
~14 min read
Encyclopedic overview
Frederick County is located in Maryland, United States. As of the 2020 U.S. census, the population was 271,717. The county seat is Frederick. The county is part of the Capital region of the state.
Like other outlying sections of the Washington metropolitan area, Frederick County has experienced a rapid population increase since the 1980s. It borders the southern border of Pennsylvania and the northeastern border of Virginia.
Excerpted from Wikipedia’s “Frederick County” article, available under the CC BY-SA 4.0 licence.