Frederick County
URL: https://knowledge.ivjn.us/en/places/md-frederick-county.html

Frederick County is a county of Maryland, United States.

## Overview

Frederick County is a county of [Maryland](https://knowledge.ivjn.us/en/places/maryland.html), United States (FIPS md021), with a population of about 271,717[^geonames].

## Geography

- Coordinates: 39.4722, -77.3980
- Time zone: America/New_York

Updated: 2026-10-29

Relations:
- Located in: Maryland https://knowledge.ivjn.us/en/places/maryland.html
- Contains places: Adamstown https://knowledge.ivjn.us/en/places/md-adamstown.html
- Contains places: Bartonsville https://knowledge.ivjn.us/en/places/md-bartonsville.html
- Contains places: Ballenger Creek https://knowledge.ivjn.us/en/places/md-ballenger-creek.html
- Contains places: Braddock Heights https://knowledge.ivjn.us/en/places/md-braddock-heights.html
- Contains places: Buckeystown https://knowledge.ivjn.us/en/places/md-buckeystown.html
- Contains places: Brunswick https://knowledge.ivjn.us/en/places/md-brunswick.html
- Contains places: Burkittsville https://knowledge.ivjn.us/en/places/md-burkittsville.html
- Contains places: Clover Hill https://knowledge.ivjn.us/en/places/md-clover-hill.html
- Contains places: Emmitsburg https://knowledge.ivjn.us/en/places/md-emmitsburg.html
- Contains places: Green Valley https://knowledge.ivjn.us/en/places/md-green-valley.html

Mentioned in:
- Adamstown https://knowledge.ivjn.us/en/places/md-adamstown.html
- Ballenger Creek https://knowledge.ivjn.us/en/places/md-ballenger-creek.html
- Bartonsville https://knowledge.ivjn.us/en/places/md-bartonsville.html
- Braddock Heights https://knowledge.ivjn.us/en/places/md-braddock-heights.html
- Brunswick https://knowledge.ivjn.us/en/places/md-brunswick.html
- Buckeystown https://knowledge.ivjn.us/en/places/md-buckeystown.html
- Burkittsville https://knowledge.ivjn.us/en/places/md-burkittsville.html
- Clover Hill https://knowledge.ivjn.us/en/places/md-clover-hill.html
- Emmitsburg https://knowledge.ivjn.us/en/places/md-emmitsburg.html
- Green Valley https://knowledge.ivjn.us/en/places/md-green-valley.html

Sources:
- GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip