Census tract · Louisa County
Census Tract 4502, Louisa County, Iowa
Census Tract 4502, GEOID 19115450200, in Louisa County, Iowa, partly within Columbus Junction, Columbus City and Cotter. 3,927 residents in the ACS 2020-2024 5-year estimates (±241); the 2020 Census counted 3,858.
Residents, 2020-2024
3,927
±241 (90% margin)
2020 Census count: 3,858
Median household income
$82,500
±$13,175 (90% margin)
Louisa County: $77,354
Median home value
$150,100
±$20,082 (90% margin)
Louisa County: $150,100
Median gross rent
$693
±$149 (90% margin)
Louisa County: $775
Where is Census Tract 4502?
Census Tract 4502 is one of 3 census tracts in Louisa County, Iowa. It covers 173.02 square miles of land, 22 residents per square mile in 2020. Its GEOID, 19115450200, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Columbus Junction | 15% |
| Columbus City | 10% |
| Cotter | 1% |
9 census tracts border Census Tract 4502: Tract 11 in Des Moines County ($69,688), Tract 9701 in Henry County ($66,667), Tract 105.02 in Johnson County ($83,194), Tract 4501 ($77,070), Tract 4503 ($73,712), Tract 503 in Muscatine County ($74,950), Tract 504 in Muscatine County ($88,750), Tract 9601.01 in Washington County ($104,737) and Tract 9605 in Washington County ($97,604). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 4502?
The 2020-2024 American Community Survey puts Census Tract 4502's population at 3,927 (±241) in 1,400 households; the 2020 Census counted 3,858 residents and 1,577 housing units.
| Measure | Tract 4502 | Louisa County |
|---|---|---|
| Total population | 3,927 ±241 | 10,678 |
| Households | 1,400 ±102 | 4,237 |
| Average household size | 2.78 ±0.16 | 2.49 |
| Housing units | 1,581 ±92 | 4,739 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 4502?
The median resident of Census Tract 4502 is 38.4 years old; 25.7% are under 18 and 17.6% are 65 or older. The largest group is non-Hispanic white residents at 59.8%, then Hispanic or Latino residents (of any race) at 29.4%. 18.7% of residents were born outside the United States.
| Measure | Tract 4502 | Louisa County |
|---|---|---|
| Median age | 38.4 ±3.4 | 41.9 |
| Under 18 years | 25.7% ±2.3 pts | 22.0% |
| 65 years and over | 17.6% ±1.9 pts | 20.1% |
| Hispanic or Latino (any race) | 29.4% ±4.2 pts | 16.4% |
| White alone, not Hispanic | 59.8% ±4.6 pts | 77.0% |
| Black or African American alone, not Hispanic | 2.2% ±1.9 pts | 0.9% |
| Asian alone, not Hispanic | 5.8% ±2.0 pts | 2.2% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.6 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.6 pts | 0.0% |
| Two or more races, not Hispanic | 2.8% ±1.8 pts | 3.4% |
| Some other race alone, not Hispanic | 0.0% ±0.6 pts | 0.0% |
| Born outside the United States | 18.7% ±4.1 pts | 9.4% |
| Speak a language other than English at home (age 5+) | 30.8% ±5.0 pts | 15.3% |
| Civilian veterans (age 18+) | 5.6% ±1.6 pts | 7.4% |
| With a disability | 11.9% ±2.2 pts | 16.6% |
| No health insurance coverage | 4.7% ±1.5 pts | 4.8% |
| High school graduate or higher (age 25+) | 78.7% ±4.1 pts | 85.7% |
| Bachelor's degree or higher (age 25+) | 18.9% ±3.9 pts | 16.8% |
| Graduate or professional degree (age 25+) | 4.2% ±1.8 pts | 2.9% |
| Lived in the same house a year earlier | 89.6% ±3.4 pts | 93.2% |
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 Census Tract 4502 earn?
Half of the 1,400 households in Census Tract 4502 earn less than $82,500 a year (±$13,175), against $77,354 across Louisa County: 1st highest of the county's 3 tracts with a reliable estimate. 10.9% of residents live below the poverty line.
| Measure | Tract 4502 | Louisa County |
|---|---|---|
| Median household income | $82,500 ±$13,175 | $77,354 |
| Mean household income | $105,230 ±$11,687 | $93,435 |
| Per capita income | $36,939 ±$4,187 | $36,126 |
| People below the poverty line | 10.9% ±4.5 pts | 9.8% |
| Children under 18 below the poverty line | 15.4% ±7.8 pts | 14.2% |
| Households receiving SNAP | 12.9% ±4.6 pts | 13.7% |
| Households with a computer | 94.6% ±2.5 pts | 92.6% |
| Households with a broadband subscription | 88.1% ±3.6 pts | 87.8% |
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 Census Tract 4502?
Owners occupy 78.5% of Census Tract 4502's occupied homes and renters 21.5%. The median owner-occupied home is valued at $150,100 by its owner (±$20,082). The median renter pays $693 a month including utilities, and 18.1% of renters pay 35% or more of their income on rent.
| Measure | Tract 4502 | Louisa County |
|---|---|---|
| Median home value (owner-occupied) | $150,100 ±$20,082 | $150,100 |
| Median gross rent | $693 ±$149 | $775 |
| Renters paying 35% or more of income on rent | 18.1% ±9.7 pts | 21.7% |
| Median monthly owner costs, with a mortgage | $1,400 ±$95 | $1,291 |
| Owner-occupied homes | 78.5% ±5.3 pts | 80.3% |
| Renter-occupied homes | 21.5% ±5.3 pts | 19.7% |
| Housing units | 1,581 ±92 | 4,739 |
| Single-family detached homes | 81.1% ±4.3 pts | 83.8% |
| Mobile homes | 8.3% ±3.5 pts | 9.5% |
| Built 2020 or later | 4.4% ±2.6 pts | 1.6% |
| Built 2010 to 2019 | 4.5% ±2.3 pts | 4.8% |
| Built 1939 or earlier | 25.7% ±5.0 pts | 30.4% |
| Households with no vehicle | 3.7% ±2.3 pts | 5.5% |
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 do people in Census Tract 4502 get to work?
78.1% of Census Tract 4502's workers drive alone and 4.3% work from home. The average trip to work takes 27.0 minutes. The unemployment rate in 2020-2024 averaged 4.9%.
| Measure | Tract 4502 | Louisa County |
|---|---|---|
| In the labor force (age 16+) | 66.6% ±3.1 pts | 63.4% |
| Unemployment rate | 4.9% ±3.0 pts | 3.0% |
| Drove alone to work | 78.1% ±6.0 pts | 80.4% |
| Carpooled | 14.9% ±5.4 pts | 12.7% |
| Public transportation | 0.0% ±1.4 pts | 0.1% |
| Walked | 1.4% ±1.3 pts | 0.8% |
| Worked from home | 4.3% ±2.0 pts | 4.2% |
| Mean travel time to work | 27.0 min ±3.9 | 27.3 min |
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
How does Census Tract 4502 compare with the other tracts in Louisa County?
Among Louisa County's tracts with a reliable estimate, Census Tract 4502 ranks as shown below (1 = highest).
| Measure | In Louisa County |
|---|---|
| Population | 1st of 3 |
| Residents per square mile | 3rd of 3 |
| Median household income | 1st of 3 |
| Per capita income | 1st of 3 |
| Median home value | 2nd of 3 |
| Median gross rent | 3rd of 3 |
| Poverty rate | 2nd of 3 |
| Bachelor's degree or higher | 1st of 3 |
| Median age | 3rd of 3 |
| Owner-occupied share | 2nd of 3 |
The tracts next to it on Louisa County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 4502 | 1st | $82,500±$13,175 |
| Tract 4501 | 2nd | $77,070±$14,939 · within the margin of this tract |
| Tract 4503 | 3rd | $73,712±$9,710 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 4502?
1 of the 18 figures for Census Tract 4502 on this page carries a coefficient of variation over 40% and is marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). 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 · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections