Skip to main content

Montgomery County, Missouri

Montgomery County profile, demographic data, and geographic information.

Montgomery County is a county located in Missouri, United States of America. As of official census estimates, it has a reported population of 11,590. The land area covers 535.05 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Montgomery County
Official Title: Deputy Clerk/county Clerk
Address: 211 E 3RD ST, STE 205, MONTGOMERY CITY MO 63361-1956

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 11,590 — 2025 / Census
Median Age 43.6 yrs ±0.4 2020-2024 / Census ACS 5-Year 2024
Total Households 4,640 ±199 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 5,832 ±28
Occupied Housing Units 4,640 ±199
Vacant Housing Units 1,192 ±198
Median Home Value $178,700 ±$13,995
Median Gross Rent $788 ±$35
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $65,500 ±$5,054
Per Capita Income $30,947 ±$1,773
Poverty Rate 13.9% ±2.1%
Population Below Poverty Level 1,550 ±231
Unemployment Rate 3% ±1%
Civilian Labor Force, Employed 5,131 ±249
Broadband Internet Rate 85% ±2.5%
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 WARRENTON 1 N, MO US, located 18.9 miles from Montgomery County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 38.9° 19.6° 29.3° 2.35" —
February 44.3° 23.1° 33.7° 2.18" —
March 54.9° 32.9° 43.9° 2.64" —
April 66.4° 43.4° 54.9° 4.63" —
May 75.1° 52.9° 64.0° 5.12" —
June 83.7° 62.8° 73.3° 4.51" —
July 87.8° 66.4° 77.1° 3.93" —
August 86.5° 64.5° 75.5° 3.54" —
September 79.7° 56.1° 67.9° 3.48" —
October 68.0° 44.6° 56.3° 3.23" —
November 54.5° 34.1° 44.3° 3.46" —
December 43.0° 25.1° 34.0° 2.40" —
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: 29139. • 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.