Skip to main content

Kennebec County, Maine

Kennebec County profile, demographic data, and geographic information.

Kennebec County is a county located in Maine, United States of America. As of official census estimates, it has a reported population of 129,067. The land area covers 867.51 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Kennebec County
Official Title: County
Address: 125 STATE ST, STE 1, AUGUSTA ME 04330-5631

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 129,067 — 2025 / Census
Median Age 43.7 yrs ±0.3 2020-2024 / Census ACS 5-Year 2024
Total Households 54,312 ±666 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 63,521 ±59
Occupied Housing Units 54,312 ±666
Vacant Housing Units 9,209 ±667
Median Home Value $238,200 ±$5,239
Median Gross Rent $992 ±$43
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $69,077 ±$2,603
Per Capita Income $38,597 ±$1,065
Poverty Rate 11.6% ±1.2%
Population Below Poverty Level 14,256 ±1,417
Unemployment Rate 3.9% ±0.7%
Civilian Labor Force, Employed 60,818 ±1,263
Broadband Internet Rate 91.1% ±1.1%
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 AUGUSTA STATE AP, ME US, located 6.8 miles from Kennebec County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 28.8° 12.1° 20.4° 2.62" —
February 31.9° 14.4° 23.2° 2.32" —
March 40.6° 23.4° 32.0° 3.21" —
April 53.5° 34.2° 43.8° 3.82" —
May 65.8° 44.7° 55.3° 3.27" —
June 74.4° 54.1° 64.2° 4.01" —
July 79.9° 60.3° 70.1° 3.20" —
August 78.9° 58.8° 68.9° 3.41" —
September 70.9° 51.0° 61.0° 3.90" —
October 57.9° 40.4° 49.2° 4.69" —
November 45.7° 30.3° 38.0° 3.95" —
December 34.7° 19.8° 27.2° 3.44" —
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: 23011. • 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.