County · Iowa
Woodbury County, Iowa
Woodbury County, Iowa. Woodbury County had 106,649 residents in 2025 by the Census Bureau's estimate, up 0.6% since 2020, slower than Iowa (+1.5%). It holds 16 places (15 cities, villages and boroughs and 1 census-designated) and 29 census tracts. GEOID 19193.
Woodbury County is one of the 3 counties of the Sioux City, IA-NE-SD metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
106,649
Census Bureau estimate (no margin published)
2020 Census count: 105,941 · ACS 2020-2024: 106,247
Median household income
$73,658
±$2,611 (90% margin)
Iowa: $75,059
Median home value
$183,200
±$4,800 (90% margin)
Iowa: $208,000
Median gross rent
$981
±$26 (90% margin)
Iowa: $972
How many people live in Woodbury County, and is it growing?
The 2020 Census counted 105,941 residents in Woodbury County. The Census Bureau estimates 106,649 for July 1, 2025, up 0.6% since 2020, slower than Iowa (+1.5%). The 2020-2024 American Community Survey puts the population at 106,247 over 873 square miles of land.
| Measure | Woodbury County | Iowa | Change since 2015-2019 |
|---|---|---|---|
| Total population | 106,247 | 3,210,507 | +3,661 |
| Households | 40,699±421 | 1,315,707 | +1,683 |
| Average household size | 2.54±0.03 | 2.36 | no clear change |
| Housing units | 43,388±113 | 1,437,699 | +1,128 |
Woodbury County's population since 2000
From 103,877 in 2000 to 106,649 in 2025: up 2.7%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Woodbury County?
Woodbury County holds 16 places: 15 cities, villages and boroughs (incorporated places) and 1 census-designated place. The largest is Sioux City with 86,356 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Sioux City | 85,797 | $68,906 |
|---|---|---|
| Sergeant Bluff | 5,015 | $123,481 |
| Moville | 1,687 | $96,016 |
| Sloan | 1,042 | $68,125 |
| Lawton | 943 | $86,875 |
| Correctionville | 766 | $50,192 |
| Anthon | 545 | $51,250 |
| Pierson | 337 | $75,000 |
| Danbury | 320 | $64,375 |
| Salix | 295 | $62,500 |
| BronsonGEOID 1908650 | 294 | $86,458 |
| HornickGEOID 1937200 | 255 | $85,938 |
| Cushing | 230 | $66,875 |
| SmithlandGEOID 1973650 | 181 | $98,750 |
| Climbing HillGEOID 1914385 | 97 | $87,500 |
| OtoGEOID 1960240 | 72 | not published |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Woodbury County?
The median resident of Woodbury County is 36.1 years old; 25.8% are under 18 and 15.9% are 65 or older. The largest group is non-Hispanic white residents at 67.1%, then Hispanic or Latino residents (of any race) at 19.1%. 10.6% of residents were born outside the United States.
| Measure | Woodbury County | Iowa | Change since 2015-2019 |
|---|---|---|---|
| Median age | 36.1±0.4 | 38.6 | no clear change |
| Under 18 years | 25.8% | 22.9% | – |
| 65 years and over | 15.9%±0.1 pts | 18.1% | – |
| Hispanic or Latino (any race) | 19.1% | 7.3% | +2.5 pts |
| White alone, not Hispanic | 67.1%±0.4 pts | 82.3% | −5.9 pts |
| Black or African American alone, not Hispanic | 4.9%±0.4 pts | 3.8% | +1.7 pts |
| Asian alone, not Hispanic | 2.3%±0.2 pts | 2.5% | −0.5 pts |
| American Indian and Alaska Native alone, not Hispanic | 1.3%±0.2 pts | 0.2% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.7%±0.1 pts | 0.2% | – |
| Two or more races, not Hispanic | 4.3%±0.6 pts | 3.5% | – |
| Some other race alone, not Hispanic | 0.2%±0.1 pts | 0.3% | – |
| Born outside the United States | 10.6%±0.7 pts | 5.9% | +2.4 pts |
| Speak a language other than English at home (age 5+) | 18.5%±1.1 pts | 9.1% | – |
| Civilian veterans (age 18+) | 5.7%±0.6 pts | 6.5% | – |
| With a disability | 13.5%±0.8 pts | 12.6% | – |
| No health insurance coverage | 7.3%±0.7 pts | 5.0% | +1.6 pts |
| High school graduate or higher (age 25+) | 87.6%±1.0 pts | 93.3% | – |
| Bachelor's degree or higher (age 25+) | 24.3%±1.2 pts | 31.4% | no clear change |
| Graduate or professional degree (age 25+) | 8.4%±0.8 pts | 10.5% | – |
| Moved from another state in the past year | 2.3%±0.5 pts | 2.2% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Woodbury County earn?
Half of Woodbury County's 40,699 households earn less than $73,658 a year (±$2,611), against $75,059 in Iowa. In 2015-2019 it was $72,887 in 2024 dollars; the margins of error cannot tell the two periods apart. 14.0% of residents live below the poverty line.
| Measure | Woodbury County | Iowa | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $73,658±$2,611 | $75,059 | no clear change |
| Mean household income | $90,682±$2,937 | $98,187 | – |
| Per capita income | $35,564±$1,120 | $40,877 | no clear change |
| People below the poverty line | 14.0%±1.3 pts | 11.1% | no clear change |
| Children under 18 below the poverty line | 18.0%±2.6 pts | 12.9% | no clear change |
| Households receiving SNAP | 12.6%±1.2 pts | 8.8% | – |
| Households with a broadband subscription | 87.3%±1.4 pts | 88.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Woodbury County?
Owners occupy 68.2% of Woodbury County's occupied homes and renters 31.8%. The median owner-occupied home is valued at $183,200 by its owner (±$4,800). The median renter pays $981 a month including utilities, and 36.4% of renters pay 35% or more of their income on rent.
| Measure | Woodbury County | Iowa | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $183,200±$4,800 | $208,000 | +$31,455 |
| Median gross rent | $981±$26 | $972 | no clear change |
| Renters paying 35% or more of income on rent | 36.4%±3.6 pts | 35.2% | +5.1 pts |
| Median monthly owner costs, with a mortgage | $1,428±$43 | $1,533 | – |
| Owner-occupied homes | 68.2%±1.7 pts | 71.7% | no clear change |
| Housing units | 43,388±113 | 1,437,699 | +1,128 |
| Homeowner vacancy rate | 1.0%±0.6 pts | 0.8% | – |
| Rental vacancy rate | 5.1%±1.8 pts | 5.7% | – |
| Single-family detached homes | 72.2%±1.7 pts | 72.2% | – |
| Mobile homes | 3.5%±0.7 pts | 3.2% | – |
| Built 2020 or later | 1.2%±0.3 pts | 1.7% | – |
| Built 1939 or earlier | 30.7%±1.4 pts | 23.5% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Woodbury County building?
Builders took permits for 238 new housing units across Woodbury County in 2025 (137 single-family), 2.2 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Woodbury County get to work?
79.5% of Woodbury County's workers drive alone and 5.6% work from home. The average trip to work takes 18.1 minutes. The unemployment rate in 2020-2024 averaged 4.1%.
| Measure | Woodbury County | Iowa | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 67.2%±1.0 pts | 66.4% | – |
| Unemployment rate | 4.1%±0.8 pts | 3.6% | no clear change |
| Drove alone to work | 79.5%±1.7 pts | 76.0% | – |
| Carpooled | 11.2%±1.2 pts | 7.8% | – |
| Public transportation | 1.1%±0.5 pts | 0.7% | – |
| Walked | 1.9%±0.5 pts | 2.9% | – |
| Worked from home | 5.6%±1.0 pts | 11.3% | +2.0 pts |
| Mean travel time to work | 18.1 min±0.8 | 19.8 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Woodbury County's census tracts?
Woodbury County is divided into 29 census tracts. Among those with a reliable estimate, median household income runs from $38,193 (Tract 36) to $123,481 (Tract 33.01).
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Woodbury County compare with Iowa's other counties?
| Measure | Rank |
|---|---|
| Population | 7th of 99 |
| Growth 2020-2025 | 25th of 99 |
| Residents per square mile | 9th of 99 |
| Median household income | 33rd of 99 |
| Median home value | 29th of 99 |
| Median gross rent | 9th of 99 |
| Poverty rate | 16th of 99 |
| Bachelor's degree or higher | 31st of 99 |
| Median age | 92nd of 99 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Woodbury County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.