Frederick County, Maryland
Frederick County: county in Maryland, United States
About
Frederick County is a county located in the U.S. state of Maryland. As of the 2010 census, the population was 233,385 and a population density of 135 people per km². After 10 years in 2020 county had an estimated population of 265,161 inhabitants. Its county seat is Frederick. The county was created 278 years ago in 1747.
County Snapshot
Frederick County at a glance
Frederick County currently has 18 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
18
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Maryland counties
24
Open related pagesLargest city
FrederickPopulation 73,308
Top linked places
Quick Facts about Frederick County
| Population | 265,161 (2020) |
| Country | United States of America |
| State | Maryland (United States) |
| Different from | Frederick County, Fredericksburg |
| Area | 1728 km2 |
| Latitude & Longitude | 39.4722,-77.3980 |
| Named for | Frederick, Prince of Wales, Frederick Calvert, 6th Baron Baltimore |
| Altitude | 312 feet / 95 meters |
| Capital | Frederick |
| Establishment | January 01, 1748 |
| Time Zone | America/New_York |
| Local time | 02:47:13 (17th April 2026) |
| Density | 153 Pop. per km² as of 2020 |
| Population growth | 11.98% (2010-2020) |
| Weather | 84℉ Chance Rain Showers 7-days weather |
Geography
Frederick County is located at 39°28'20"N 77°23'53"W (39.4722200, -77.3979900). It has 6 neighbors: Howard County, Montgomery County, Washington County, Adams County, Loudoun County and Franklin County.
Frederick County map
icon to open full mode. View satellite images
The largest city of Frederick County is Frederick with a population of 73,308. Other cities include, Ballenger Creek population 18,274, Green Valley population 12,262, Thurmont population 7,070 and Brunswick population 6,652. See all Frederick County cities & populated places.
Frederick County Populated Places (more)
Cities, towns, neighborhoods & other populated places in Frederick County.
| City Name | Population | Title |
|---|---|---|
| Frederick | 73,308 | The second most populous city in Frederick County, Maryland. |
| Ballenger Creek | 18,274 | Town in Frederick County, Maryland, United States |
| Green Valley | 12,262 | Town in Frederick County, Maryland, United States |
| Thurmont | 7,070 | Town in Frederick County, Maryland, United States |
| Brunswick | 6,652 | Town in Frederick County, Maryland, United States |
| Walkersville | 6,574 | Town in Frederick County Maryland |
| Clover Hill | 3,542 | Census designated place |
| Brentwood | 3,439 | Town in Maryland |
| Emmitsburg | 3,270 | Town in Frederick County Maryland |
| Braddock Heights | 2,608 | Town in Frederick County, Maryland, United States |
| Myersville | 1,884 | Town in Frederick County, Maryland, United States |
| Woodsboro | 1,302 | Town in Frederick County Maryland |
| Morningside | 1,279 | Town in Prince George's County, Maryland, United States |
| Rock Hall | 1,255 | Town of the United States |
| Buckeystown | 1,019 | Town in Frederick County, Maryland, United States |
| New Market | 757 | Town in Frederick County, Maryland, United States |
Weather
A chance of rain showers. Partly sunny, with a high near 84. Chance of precipitation is 30%.
7-Day ForecastOfficial website of Frederick County
Official WebsiteDemographics
The population of Frederick County increased by 11.98% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2009 | 225,721 | - | census |
| 2010 | 233,385 | 3.28% | census |
| 2011 | 237,284 | 1.64% | estimation process |
| 2012 | 239,645 | 0.99% | estimation process |
| 2013 | 241,129 | 0.62% | estimation process |
| 2014 | 243,381 | 0.93% | estimation process |
| 2015 | 245,001 | 0.66% | estimation process |
| 2016 | 246,999 | 0.81% | estimation process |
| 2017 | 250,622 | 1.45% | estimation process |
| 2018 | 254,943 | 1.69% | estimation process |
| 2019 | 259,547 | 1.77% | estimation process |
| 2020 | 265,161 | 2.12% | estimation process |
People born in Frederick County (21)
People born in Frederick County, including politician Francis Thomas, politician Jeremiah Crabb, politician Isaac Shelby, .
More notable people
- James Cooper (American lawyer, soldier, and politician (1810-1863)) he was born in 08/05/1810
- John Baker (American politician who represented Virginia in the United States House of Representatives from 1811 to 1813) he was born in 01/01/1769
- Milton Urner (American politician) he was born in 29/07/1839
- Adamson Tannehill (American politician) he was born in 23/05/1750
- Charles Hammett (American football and basketball coach, college athletics administrator) he was born in 29/01/1865
- Harry LeGore (American football player, basketball and baseball player, Maryland state legislator, businessman) he was born in 01/08/1894
- James McSherry, Jr. (American lawyer and writer) he was born in 29/07/1819
- John A. McMahon (American politician) he was born in 19/02/1833
- Robert Richford Roberts (American bishop) he was born in 02/08/1778
- Harry Colliflower (American baseball player) he was born in 11/03/1869
- Stanley LeFevre Krebs (American psychologist) he was born in 14/01/1864
- James Pritchard (American politician) he was born in 01/11/1763
- David Cooper (Minnesota judge) he was born in 01/01/1821
- Charles E. Cunningham (politician) he was born in 01/07/1823
- Henry Clay Nelson (United States Navy surgeon) he was born in 30/05/1835
- Joseph Robinson (American printer, publisher (1787-1863)) he was born in 01/01/1787
- Thomas Prather (American merchant (1770–1823)) he was born in 02/12/1770
- John T. Dunlop he was born in 25/01/1842
Other places with the same name (1)
- Frederick County, Virginia county in Virginia, United States with a population of 91,119 people.
Maryland Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Essex | 1,832,752 | This Baltimore County community is situated at an elevation of 39 feet. |
| Montgomery County | 1,051,816 | County in Maryland, United States |
| Prince George's County | 909,612 | County in Maryland, United States |
| Baltimore County | 826,017 | County in Maryland, United States |
| City of Baltimore | 621,849 | Independent city in Maryland, United States |
| Baltimore | 586,131 | The thirty-first most populous city in the United States and the center of the Baltimore metropolitan area. |
| Anne Arundel County | 582,777 | County in Maryland, United States |
| Howard County | 328,200 | County in Maryland, United States |
| Harford County | 256,805 | County in Maryland, United States |
| Carroll County | 169,092 | County in New Hampshire, United States |
| Charles County | 164,436 | County in Maryland, United States |
| Washington County | 151,146 | County in Maryland, United States |
| Redland | 147,010 | A census-designated place in Prince George's County, Maryland. |
| Saint Mary's County | 114,687 | County in Maryland, United States |
| Wicomico County | 103,990 | County in Maryland, United States |
| Cecil County | 103,419 | County in Maryland, United States |