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Anne Arundel County, Maryland

Anne Arundel County profile, demographic data, and geographic information.

Anne Arundel County is a county located in Maryland, United States of America. As of official census estimates, it has a reported population of 603,380. The land area covers 414.81 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Anne Arundel County
Official Title: Office Of Personnel Val Bryant
Address: 2660 RIVA RD, HERITAGE COMPLEX, ANNAPOLIS MD 21404

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 603,380 — 2025 / Census
Median Age 39 yrs ±0.3 2020-2024 / Census ACS 5-Year 2024
Total Households 224,748 ±982 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 236,262 ±212
Occupied Housing Units 224,748 ±982
Vacant Housing Units 11,514 ±924
Median Home Value $467,900 ±$3,896
Median Gross Rent $2,071 ±$29
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $124,911 ±$1,826
Per Capita Income $59,733 ±$825
Poverty Rate 5.6% ±0.4%
Population Below Poverty Level 32,980 ±2,616
Unemployment Rate 3.7% ±0.3%
Civilian Labor Force, Employed 306,806 ±3,131
Broadband Internet Rate 95.5% ±0.4%
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 ANNAPOLIS NAF, MD US, located 5.1 miles from Anne Arundel County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 43.1° 29.8° 36.5° 2.84" —
February 45.2° 31.5° 38.4° 2.38" —
March 53.1° 38.3° 45.7° 3.80" —
April 63.7° 47.2° 55.4° 3.38" —
May 73.0° 57.3° 65.1° 3.15" —
June 81.5° 67.7° 74.6° 4.04" —
July 86.0° 71.9° 79.0° 4.94" —
August 83.7° 70.5° 77.1° 4.27" —
September 77.4° 64.8° 71.1° 5.14" —
October 67.1° 52.2° 59.7° 4.04" —
November 56.2° 42.3° 49.3° 3.03" —
December 47.2° 34.1° 40.6° 2.98" —
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: 24003. • 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.