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Maries County, Missouri

Maries County profile, demographic data, and geographic information.

Maries County is a county located in Missouri, United States of America. As of official census estimates, it has a reported population of 8,397. The land area covers 526.91 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Maries County
Official Title: County Clerk
Address: PO BOX 205, VIENNA MO 65582-0205

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 8,397 — 2025 / Census
Median Age 44.9 yrs ±0.3 2020-2024 / Census ACS 5-Year 2024
Total Households 3,428 ±197 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 4,261 ±21
Occupied Housing Units 3,428 ±197
Vacant Housing Units 833 ±193
Median Home Value $219,100 ±$30,356
Median Gross Rent $590 ±$37
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $59,455 ±$10,375
Per Capita Income $31,243 ±$2,189
Poverty Rate 13.5% ±3.6%
Population Below Poverty Level 1,133 ±304
Unemployment Rate 4.8% ±2.1%
Civilian Labor Force, Employed 3,601 ±255
Broadband Internet Rate 78.2% ±5.1%
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 VIENNA 2 WNW, MO US, located 4.1 miles from Maries County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 43.6° 24.2° 33.9° 2.47" —
February 48.8° 28.2° 38.5° 2.24" —
March 59.3° 35.6° 47.5° 3.57" —
April 70.1° 45.6° 57.8° 4.67" —
May 78.2° 55.4° 66.8° 4.87" —
June 86.1° 64.5° 75.3° 5.17" —
July 90.7° 68.6° 79.6° 4.61" —
August 89.9° 66.4° 78.1° 3.81" —
September 82.2° 57.5° 69.8° 4.01" —
October 71.2° 46.0° 58.6° 2.92" —
November 58.2° 36.5° 47.4° 3.57" —
December 47.8° 27.7° 37.7° 3.02" —
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: 29125. • 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.