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Charles County, Maryland

Charles County profile, demographic data, and geographic information.

Charles County is a county located in Maryland, United States of America. As of official census estimates, it has a reported population of 176,593. The land area covers 457.82 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Charles County
Official Title: County Commissioner President
Address: PO BOX 2150, LA PLATA MD 20646-2150

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 176,593 — 2025 / Census
Median Age 38.9 yrs ±0.3 2020-2024 / Census ACS 5-Year 2024
Total Households 60,875 ±526 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 63,813 ±107
Occupied Housing Units 60,875 ±526
Vacant Housing Units 2,938 ±503
Median Home Value $428,500 ±$5,357
Median Gross Rent $1,920 ±$70
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $122,816 ±$3,121
Per Capita Income $51,110 ±$1,272
Poverty Rate 6.9% ±0.9%
Population Below Poverty Level 11,636 ±1,571
Unemployment Rate 4.8% ±0.6%
Civilian Labor Force, Employed 87,682 ±1,402
Broadband Internet Rate 93.4% ±0.9%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at MECHANICSVILLE 5 NE, MD US, located 15.5 miles from Charles County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 44.2° 24.8° 34.5° 3.29" 5.0"
February 47.6° 26.2° 36.9° 2.97" 6.2"
March 55.9° 32.6° 44.2° 4.24" 1.8"
April 67.3° 42.5° 54.9° 3.31" 0.1"
May 73.7° 52.0° 62.9° 4.32" 0.0"
June 81.5° 60.9° 71.2° 4.19" 0.0"
July 85.3° 65.9° 75.6° 4.57" 0.0"
August 83.3° 64.2° 73.8° 4.84" 0.0"
September 76.7° 57.7° 67.2° 4.87" 0.0"
October 66.1° 45.7° 55.9° 4.18" 0.0"
November 57.3° 35.5° 46.4° 3.34" 0.0"
December 48.1° 28.6° 38.3° 3.99" 2.0"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 24017. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.