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Woodbury County, Iowa

Woodbury County profile, demographic data, and geographic information.

Woodbury County is a county located in Iowa, United States of America. As of official census estimates, it has a reported population of 106,649. The land area covers 872.90 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Woodbury County
Official Title: Chairperson
Address: 620 DOUGLAS ST, RM 104, SIOUX CITY IA 51101-1248

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 106,649 — 2025 / Census
Median Age 36.1 yrs ±0.4 2020-2024 / Census ACS 5-Year 2024
Total Households 40,699 ±421 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 43,388 ±113
Occupied Housing Units 40,699 ±421
Vacant Housing Units 2,689 ±417
Median Home Value $183,200 ±$4,800
Median Gross Rent $981 ±$26
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $73,658 ±$2,611
Per Capita Income $35,564 ±$1,120
Poverty Rate 14% ±1.3%
Population Below Poverty Level 14,430 ±1,299
Unemployment Rate 4.1% ±0.8%
Civilian Labor Force, Employed 52,765 ±810
Broadband Internet Rate 87.3% ±1.5%
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 SIOUX CITY ANG, IA US, located 16.6 miles from Woodbury County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 29.7° 8.7° 19.2° 0.66" —
February 34.6° 12.5° 23.5° 0.88" —
March 47.4° 23.9° 35.6° 1.62" —
April 60.7° 34.8° 47.7° 3.07" —
May 71.6° 47.3° 59.4° 4.44" —
June 82.1° 57.9° 70.0° 4.62" —
July 85.7° 63.3° 74.5° 3.36" —
August 83.0° 60.9° 72.0° 3.93" —
September 77.3° 50.9° 64.1° 2.99" —
October 63.8° 37.3° 50.6° 2.38" —
November 47.3° 24.3° 35.8° 1.36" —
December 33.9° 13.7° 23.8° 0.97" —
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: 19193. • 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.