City · Iowa
Corwith, Iowa
Corwith, city, in Hancock County, Iowa. Corwith had 253 residents on July 1, 2025 by the Census Bureau's estimate, down 4.5% since 2020; the 2020 Census counted 266 and the ACS 2020-2024 5-year estimates put it at 249 (±92). GEOID 1916590.
Residents, July 2025 estimate
253
Census Bureau estimate (no margin published)
2020 Census count: 266 · ACS 2020-2024: 249 ±92
Median household income
$55,313
±$34,757 (90% margin)
Iowa: $75,059
Median home value
$58,300
±$35,228 (90% margin)
Iowa: $208,000
Median gross rent
$631
±$273 (90% margin)
Iowa: $972
Where is Corwith and what county is it in?
Corwith is a city in Hancock County, Iowa. It covers 1.4 square miles of land, 184 residents per square mile in 2020.
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Corwith, and is it growing?
The Census Bureau estimates that 253 people lived in Corwith on July 1, 2025, down 4.5% since 2020, while Iowa grew 1.5%. The 2020 Census counted 266 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 249 (±92).
| Measure | Corwith | Hancock County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 249 ±92 | 10,671 | no clear change |
| Households | 117 ±40 | 4,673 | no clear change |
| Average household size | 2.13 ±0.48 | 2.23 | no clear change |
| Housing units | 144 ±46 | 5,116 | no clear change |
Corwith's population since 2000
From 350 in 2000 to 253 in 2025: down 27.7%. The 2000, 2010 and 2020 figures are census counts, each for Corwith as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. 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); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Corwith?
The median resident of Corwith is 36.3 years old; 30.5% are under 18 and 13.7% are 65 or older. The largest group is non-Hispanic white residents at 59.8%, then Hispanic or Latino residents (of any race) at 36.9%.
| Measure | Corwith | Hancock County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 36.3 ±15.3 | 44.6 | no clear change |
| Under 18 years | 30.5% ±13.2 pts | 21.0% | – |
| 65 years and over | 13.7% ±7.1 pts | 23.9% | – |
| Male | 38.6% ±8.1 pts | 51.4% | – |
| Hispanic or Latino (any race) | 36.9% ±21.2 pts | 6.0% | – |
| White alone, not Hispanic | 59.8% ±20.8 pts | 90.1% | −28.9 pts |
| Black or African American alone, not Hispanic | 0.0% ±9.5 pts | 0.4% | – |
| Asian alone, not Hispanic | 0.0% ±9.5 pts | 0.9% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±9.5 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±9.5 pts | 0.0% | – |
| Two or more races, not Hispanic | 3.2% ±3.5 pts | 1.9% | – |
| Some other race alone, not Hispanic | 0.0% ±9.5 pts | 0.5% | – |
| Born outside the United States | 6.0% ±6.4 pts | 2.1% | – |
| Speak a language other than English at home (age 5+) | 32.6% ±21.5 pts | 4.4% | – |
| Civilian veterans (age 18+) | 2.9% ±3.2 pts | 7.6% | – |
| With a disability | 14.9% ±10.2 pts | 13.3% | – |
| No health insurance coverage | 5.2% ±3.7 pts | 5.8% | – |
| High school graduate or higher (age 25+) | 82.2% ±14.4 pts | 91.4% | – |
| Bachelor's degree or higher (age 25+) | 12.1% ±7.9 pts | 20.5% | no clear change |
| Graduate or professional degree (age 25+) | 1.3% ±2.6 pts | 5.4% | – |
| Lived in the same house a year earlier | 98.0% ±4.4 pts | 89.9% | – |
| Moved from another state in the past year | 0.0% ±9.7 pts | 2.9% | – |
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 Corwith earn?
Half of Corwith's 117 households earn less than $55,313 a year (±$34,757), against $70,601 in Hancock County and $75,059 in Iowa. In 2015-2019 it was $48,075 in 2024 dollars; the margins of error cannot tell the two periods apart. 50.2% of residents live below the poverty line.
| Measure | Corwith | Hancock County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $55,313 ±$34,757 | $70,601 | no clear change |
| Mean household income | $49,793 ±$16,668 | $86,692 | – |
| Per capita income | $21,585 ±$8,132 | $38,092 | −$10,760 |
| People below the poverty line | 50.2% ±18.1 pts | 12.2% | +33.5 pts |
| Children under 18 below the poverty line | 82.9% ±18.1 pts | 16.6% | – |
| Households receiving SNAP | 1.7% ±2.6 pts | 6.5% | – |
| Households with a computer | 78.6% ±19.9 pts | 92.0% | – |
| Households with a broadband subscription | 65.8% ±20.2 pts | 88.4% | – |
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 Corwith?
Owners occupy 64.1% of Corwith's occupied homes and renters 35.9%. The median owner-occupied home is valued at $58,300 by its owner (±$35,228). The median renter pays $631 a month including utilities.
| Measure | Corwith | Hancock County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $58,300 ±$35,228 | $141,400 | no clear change |
| Median gross rent | $631 ±$273 | $736 | no clear change |
| Renters paying 35% or more of income on rent | 18.2% ±32.8 pts | 34.8% | – |
| Median monthly owner costs, with a mortgage | $758 ±$140 | $1,182 | – |
| Owner-occupied homes | 64.1% ±19.7 pts | 82.5% | no clear change |
| Renter-occupied homes | 35.9% ±19.7 pts | 17.5% | – |
| Housing units | 144 ±46 | 5,116 | no clear change |
| Homeowner vacancy rate | 0.0% ±27.7 pts | 0.2% | – |
| Rental vacancy rate | 0.0% ±40.1 pts | 0.0% | – |
| Single-family detached homes | 88.9% ±14.9 pts | 85.2% | – |
| Mobile homes | 0.0% ±15.9 pts | 4.4% | – |
| Built 2020 or later | 0.0% ±15.9 pts | 1.1% | – |
| Built 2010 to 2019 | 0.0% ±15.9 pts | 3.7% | – |
| Built 1939 or earlier | 54.9% ±16.7 pts | 32.2% | – |
| Households with no vehicle | 0.0% ±19.1 pts | 5.1% | – |
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 Corwith building?
Builders took permits for 0 new housing units in Corwith in 2025 (0 in single-family houses), 0.0 per 1,000 residents against 4.2 across Iowa.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Corwith work and get to work?
70.5% of Corwith's workers drive alone. The average trip to work takes 22.8 minutes.
| Measure | Corwith | Hancock County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 51.4% ±18.6 pts | 63.2% | – |
| Unemployment rate | 1.1% ±2.4 pts | 1.9% | – |
| Drove alone to work | 70.5% ±17.1 pts | 78.1% | – |
| Carpooled | 4.5% ±4.1 pts | 9.4% | – |
| Public transportation | 0.0% ±24.4 pts | 0.0% | – |
| Walked | 6.8% ±9.2 pts | 3.3% | – |
| Worked from home | 18.2% ±15.4 pts | 7.1% | – |
| Mean travel time to work | 22.8 min ±3.6 | 19.1 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 census tracts are in Corwith?
No census tract lies mostly in Corwith; 1 tract reaches into it (2020 census blocks).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 2704Hancock County | 2,028 | $66,027 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Corwith) · Census block assignment files
How does Corwith compare with other places in Iowa?
By the Census Bureau's July 2025 estimates, Corwith is the 15,749th-most populous of the 19,476 U.S. incorporated places that have one and the 604th-most populous of 939 in Iowa.
Corwith is not ranked by income or the other survey measures: those rankings include places of 1,000 or more residents (2020 Census) with a reliable estimate.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 604th | 939 |
Corwith's figures with every place in Iowa (CSV)
Every place in Iowa, sortable · Compare Corwith with other places
Source: PlainCities ranks computed 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 reliable are the figures for Corwith?
26 of the 57 figures for Corwith on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
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 Corwith 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' public schools in Corwith.