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Monroe County, Michigan

Monroe County profile, demographic data, and geographic information.

Monroe County is a county located in Michigan, United States of America. As of official census estimates, it has a reported population of 156,004. The land area covers 549.36 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Monroe County
Official Title: County Clerk
Address: 106 E FIRST STREET, MONROE MI 48161-2110

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 156,004 — 2025 / Census
Median Age 42.8 yrs ±0.3 2020-2024 / Census ACS 5-Year 2024
Total Households 63,029 ±496 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 66,594 ±79
Occupied Housing Units 63,029 ±496
Vacant Housing Units 3,565 ±494
Median Home Value $228,900 ±$4,750
Median Gross Rent $1,059 ±$43
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $77,335 ±$2,293
Per Capita Income $40,470 ±$1,125
Poverty Rate 10.5% ±1.1%
Population Below Poverty Level 16,177 ±1,742
Unemployment Rate 5.1% ±0.7%
Civilian Labor Force, Employed 71,685 ±1,437
Broadband Internet Rate 89.2% ±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 DUNDEE, MI US, located 8.7 miles from Monroe County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 32.1° 17.3° 24.7° 2.49" 12.3"
February 35.1° 18.4° 26.7° 1.97" 9.3"
March 45.2° 26.1° 35.6° 2.45" 6.7"
April 58.4° 36.3° 47.3° 3.27" 1.3"
May 70.1° 48.0° 59.0° 3.80" 0.0"
June 79.8° 58.3° 69.1° 3.36" 0.0"
July 84.0° 62.4° 73.2° 3.03" 0.0"
August 81.6° 60.3° 70.9° 3.66" 0.0"
September 75.2° 52.7° 64.0° 2.86" 0.0"
October 62.5° 41.4° 51.9° 2.58" 0.0"
November 48.6° 31.8° 40.2° 2.89" 0.7"
December 36.8° 23.7° 30.3° 2.41" 8.8"
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: 26115. • 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.