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Gwinnett County, Georgia

Gwinnett County profile, demographic data, and geographic information.

Gwinnett County is a county located in Georgia, United States of America. As of official census estimates, it has a reported population of 1,018,099. The land area covers 431.15 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Gwinnett County
Official Title: Glenn Stephens-county Administrator
Address: 75 LANGLEY DR, LAWRENCEVILLE GA 30046-6936

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 1,018,099 — 2025 / Census
Median Age 36 yrs ±0.2 2020-2024 / Census ACS 5-Year 2024
Total Households 327,043 ±1,100 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 340,962 ±165
Occupied Housing Units 327,043 ±1,100
Vacant Housing Units 13,919 ±1,084
Median Home Value $380,900 ±$2,957
Median Gross Rent $1,810 ±$15
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $87,890 ±$1,617
Per Capita Income $38,906 ±$579
Poverty Rate 10.8% ±0.7%
Population Below Poverty Level 105,229 ±6,346
Unemployment Rate 4.2% ±0.3%
Civilian Labor Force, Employed 496,754 ±3,895
Broadband Internet Rate 94.6% ±0.5%
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 ATLANTA PEACHTREE AP, GA US, located 16.9 miles from Gwinnett County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 51.9° 32.7° 42.3° 4.57" —
February 56.4° 35.9° 46.1° 4.47" —
March 64.4° 42.2° 53.3° 4.70" —
April 72.7° 49.2° 60.9° 3.87" —
May 80.3° 58.5° 69.4° 3.83" —
June 86.2° 66.3° 76.2° 4.69" —
July 89.4° 69.9° 79.6° 4.71" —
August 88.2° 69.1° 78.6° 4.51" —
September 82.9° 62.8° 72.9° 4.12" —
October 72.8° 50.9° 61.9° 3.39" —
November 62.5° 40.6° 51.5° 4.21" —
December 54.4° 35.5° 44.9° 4.36" —
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: 13135. • 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.