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Buena Vista County, Iowa

Buena Vista County profile, demographic data, and geographic information.

Buena Vista County is a county located in Iowa, United States of America. As of official census estimates, it has a reported population of 20,449. The land area covers 574.90 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Buena Vista County
Official Title: Auditor
Address: PO BOX 220, STORM LAKE IA 50588-0220

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 20,449 — 2025 / Census
Median Age 35.6 yrs ±0.4 2020-2024 / Census ACS 5-Year 2024
Total Households 7,546 ±181 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 8,293 ±31
Occupied Housing Units 7,546 ±181
Vacant Housing Units 747 ±180
Median Home Value $159,500 ±$10,332
Median Gross Rent $894 ±$53
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $71,719 ±$7,936
Per Capita Income $34,666 ±$2,000
Poverty Rate 7.8% ±2%
Population Below Poverty Level 1,542 ±396
Unemployment Rate 5.5% ±1.4%
Civilian Labor Force, Employed 10,317 ±339
Broadband Internet Rate 92.1% ±1.8%
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 STORM LAKE, IA US, located 7.0 miles from Buena Vista County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 25.8° 8.8° 17.3° 0.77" —
February 30.2° 13.3° 21.7° 1.01" —
March 43.4° 25.1° 34.2° 1.74" —
April 58.1° 36.9° 47.5° 3.53" —
May 69.1° 49.4° 59.3° 4.87" —
June 79.2° 60.2° 69.7° 5.33" —
July 82.3° 63.7° 73.0° 3.83" —
August 79.9° 61.4° 70.6° 4.43" —
September 74.1° 52.6° 63.3° 2.96" —
October 60.6° 39.6° 50.1° 2.42" —
November 44.3° 26.6° 35.5° 1.75" —
December 31.1° 15.3° 23.2° 1.11" —
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: 19021. • 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.