Columbus City ZIP Codes — Louisa County, IA
There is one unique ZIP code in Columbus City, Iowa and it is 52737. Area code: 319.
1
ZIP codes
0.24
sq mi land
0.00
sq mi water
319
area code
Columbus City, IA ZIP code map
ZIP codes for Columbus City, IA (1)
Demographics & statistics
274
Population
54.9
Median age
$63,750
Median household income
$33,694
Per capita income
$100,400
Median home value
$0
Median monthly rent
97.5%
Home ownership
4.4%
Poverty rate
4.7%
Unemployment
126
Housing units
7.0%
Bachelor's or higher
Age distribution
Male
Female
3
Under 5
3
3
5–9
2
10
10–14
8
8
15–19
6
9
20–24
7
13
25–34
10
17
35–44
13
14
45–54
12
24
55–59
20
16
60–64
13
18
65–74
14
12
75–84
10
5
85+
4
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 38 | 13.9% |
| 18 and over | 236 | 86.1% |
| 65 and over | 63 | 23.0% |
| Median age | 54.9 years | |
Race & ethnicity
White
42%
Hispanic or Latino
28.5%
Other race
27.2%
Two or more races
2.1%
American Indian / Alaska Native
0.3%
| Group | Count | % |
|---|---|---|
| White | 161 | 42% |
| Hispanic or Latino | 109 | 28.5% |
| Other race | 104 | 27.2% |
| Two or more races | 8 | 2.1% |
| American Indian / Alaska Native | 1 | 0.3% |
Household income
Under $10k
1.7%
$10k–$15k
0.8%
$15k–$25k
10.8%
$25k–$35k
10.8%
$35k–$50k
10.8%
$50k–$75k
19.2%
$75k–$100k
21.7%
$100k–$150k
15.8%
$150k–$200k
6.7%
$200k+
1.7%
| Range | % of households |
|---|---|
| Under $10k | 1.7% |
| $10k–$15k | 0.8% |
| $15k–$25k | 10.8% |
| $25k–$35k | 10.8% |
| $35k–$50k | 10.8% |
| $50k–$75k | 19.2% |
| $75k–$100k | 21.7% |
| $100k–$150k | 15.8% |
| $150k–$200k | 6.7% |
| $200k+ | 1.7% |
| Median income | $63,750 |
Housing
Home values
Under $50k
10.3%
$50k–$100k
39.3%
$100k–$150k
37.6%
$150k–$200k
6.0%
$200k–$300k
5.1%
$300k–$500k
1.7%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $100,400 |
| Median rent / month | $0 |
| Owner occupied | 97.5% |
| Renter occupied | 2.5% |
| Vacant | 7.0% |
| Single-family detached | 79.1% |
| Large apartment buildings | 0.0% |
| Mobile homes | 20.9% |
| Median rooms | 6.2 |
| Avg household size (owned) | 2.26 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 8.5% |
| 2000–2009 | 3.9% |
| 1990–1999 | 12.4% |
| 1980–1989 | 12.4% |
| 1970–1979 | 14.0% |
| 1960–1969 | 4.7% |
| 1950–1959 | 6.2% |
| 1940–1949 | 2.3% |
| 1939 or earlier | 35.7% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 0.8% |
| 2 bedrooms | 17.8% |
| 3 bedrooms | 65.1% |
| 4 bedrooms | 16.3% |
| 5+ bedrooms | 0.0% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 10.0% |
| 1 vehicle | 11.7% |
| 2 vehicles | 37.5% |
| 3 or more | 40.8% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 80.0% |
| Electricity | 15.0% |
| Propane / LP gas | 4.2% |
| Wood | 0.8% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 70 | 58.3% |
| Cohabiting couple | 7 | 5.8% |
| Male householder, no spouse | 29 | 24.2% |
| Female householder, no spouse | 14 | 11.7% |
| Households with children under 18 | 25 | 20.8% |
| Households with seniors (65+) | 48 | 40.0% |
| Average household size | 2.28 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 26.1% | 12.6% |
| Married | 59.2% | 66.0% |
| Separated | 2.1% | 0.0% |
| Widowed | 2.8% | 9.7% |
| Divorced | 9.9% | 11.7% |
Education
Less than 9th grade
7.4%
Some HS, no diploma
14.9%
HS graduate
44.2%
Some college, no degree
21.4%
Associate's degree
5.1%
Bachelor's degree
4.7%
Graduate / professional
2.3%
| Metric | % |
|---|---|
| HS diploma or higher | 77.7% |
| Bachelor's or higher | 7.0% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 0 | 0.0% |
| Kindergarten | 0 | 0.0% |
| Elementary school | 22 | 46.8% |
| High school | 10 | 21.3% |
| College / grad school | 15 | 31.9% |
Employment
Industry of employment
Manufacturing
29.4%
Education & healthcare
19.6%
Wholesale trade
10.5%
Construction
9.1%
Agriculture & mining
7.7%
Professional & management
7.0%
Retail trade
5.6%
Other services
4.9%
Arts, food & hospitality
2.8%
Public administration
2.1%
Transportation & utilities
1.4%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 11.9% |
| Service | 18.9% |
| Sales & office | 7.7% |
| Natural resources & construction | 23.1% |
| Production & transportation | 38.5% |
Employment type
| Type | % |
|---|---|
| Private sector | 85.3% |
| Government | 9.8% |
| Self-employed | 4.9% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 73.1% |
| Carpool | 23.1% |
| Public transit | 0.0% |
| Walk | 1.5% |
| Other means | 0.0% |
| Avg commute (minutes) | 30.3 |
Poverty
All people
4.4%
Under 18 years
2.6%
18 and over
4.7%
Married-couple families
4.3%
Female-led households
0.0%
Income support
| Source | % of households |
|---|---|
| Social Security | 34.2% |
| Retirement income | 30.0% |
| Supplemental Security | 8.3% |
| Cash public assistance | 0.8% |
| Food stamps / SNAP | 6.7% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 30.5% |
| High cholesterol | 30.5% |
| Heart disease | 6.4% |
| Stroke | 2.9% |
| Asthma | 8.9% |
| Arthritis | 21.7% |
| Kidney disease | 2.9% |
| Pulmonary disease | 6.2% |
| Cancer | 6.3% |
| Behavior / access | % |
|---|---|
| Binge drinking | 20.9% |
| No physical activity | 26.9% |
| Less than 7 hrs sleep | 31.5% |
| Fair or poor health | 15.0% |
| Poor mental health | 13.0% |
| Poor physical health | 9.7% |
| No health insurance | 17.8% |
| Visited doctor (checkup) | 73.7% |
| Visited dentist | 63.9% |
| Cholesterol screening | 87.0% |
| Teeth loss | 14.4% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 23 | 9.7% |
| Disability | % |
|---|---|
| Any disability | 19.3% |
| Under 18 | 0.0% |
| 18–64 years | 11.6% |
| 65 and over | 52.4% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 79.9% |
| Public insurance | 36.5% |
| Uninsured under 19 | 0.0% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 268 | 97.8% |
| Spanish | 65 | 24.3% |
| Other Indo-European | 65 | 24.3% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 220 | 80.3% |
| Born in same state | 209 | 76.3% |
| Born in different state | 172 | 62.8% |
| Foreign born | 11 | 4.0% |
| Naturalized citizen | 54 | 19.7% |
| Not a US citizen | 28 | 51.9% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 20 | 7.3% |
| Italian | 16 | 5.8% |
| Arab | 12 | 4.4% |
| Ancestry | Count | % |
|---|---|---|
| English | 9 | 3.3% |
| Polish | 2 | 0.7% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 43.8% |
| Internet access | 92.5% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.