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Lenawee County, Michigan

Lenawee County profile, demographic data, and geographic information.

Lenawee County is a county located in Michigan, United States of America. As of official census estimates, it has a reported population of 97,779. The land area covers 749.65 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Lenawee County
Official Title: Human Resource Coordinator
Address: 301 N MAIN ST, ADRIAN MI 49221-2714

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 97,779 — 2025 / Census
Median Age 42.4 yrs ±0.3 2020-2024 / Census ACS 5-Year 2024
Total Households 38,871 ±467 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 43,761 ±177
Occupied Housing Units 38,871 ±467
Vacant Housing Units 4,890 ±403
Median Home Value $196,800 ±$4,906
Median Gross Rent $987 ±$31
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $70,518 ±$1,768
Per Capita Income $35,068 ±$1,003
Poverty Rate 10.7% ±1.1%
Population Below Poverty Level 10,032 ±1,057
Unemployment Rate 4.7% ±0.8%
Civilian Labor Force, Employed 44,757 ±822
Broadband Internet Rate 89.5% ±1.2%
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 ADRIAN LENAWEE CO AP, MI US, located 2.0 miles from Lenawee County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 31.6° 17.3° 24.4° 1.64" —
February 34.6° 19.0° 26.8° 1.49" —
March 45.3° 27.2° 36.3° 1.97" —
April 58.6° 37.3° 48.0° 3.04" —
May 70.2° 48.3° 59.3° 3.12" —
June 79.8° 58.2° 69.0° 3.36" —
July 83.5° 61.6° 72.6° 3.12" —
August 81.1° 60.1° 70.6° 2.83" —
September 74.6° 51.9° 63.3° 2.63" —
October 61.9° 41.6° 51.7° 2.56" —
November 47.7° 31.7° 39.7° 2.32" —
December 36.4° 23.5° 29.9° 1.87" —
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: 26091. • 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.