Warren County, IA ZIP Codes
Iowa (IA) · 13 ZIP codes · 13 cities
13
ZIP codes
53,402
population (2021)
+15.5%
pop change since 2010
19181
FIPS code
Warren County ZIP code map
About Warren County
Warren County is located in Iowa and contains 13 ZIP codes across 13 cities and communities.
The county's population was 53,402 as of 2021,
an increase of
15.5% from 46,225 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Warren County is 19181.
| Population | |
|---|---|
| 2021 population | 53,402 |
| 2010 population | 46,225 |
| Change | +15.5% |
| County details | |
|---|---|
| State | Iowa |
| FIPS code | 19181 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Warren County
Ackworth
Carlisle
Cumming
Hartford
Indianola
Lacona
Liberty Center
Martensdale
Milo
New Virginia
Norwalk
Prole
Saint Marys
ZIP codes for Warren County, IA (13)
| ZIP code | City | County | Map |
|---|---|---|---|
| 50001 | Ackworth | Warren | View map |
| 50047 | Carlisle | Warren | View map |
| 50061 | Cumming | Warren | View map |
| 50118 | Hartford | Warren | View map |
| 50125 | Indianola | Warren | View map |
| 50139 | Lacona | Warren | View map |
| 50145 | Liberty Center | Warren | View map |
| 50160 | Martensdale | Warren | View map |
| 50166 | Milo | Warren | View map |
| 50210 | New Virginia | Warren | View map |
| 50211 | Norwalk | Warren | View map |
| 50229 | Prole | Warren | View map |
| 50241 | Saint Marys | Warren | View map |
Demographics & statistics
52,590
Population
38.0
Median age
$92,194
Median household income
$41,113
Per capita income
$267,733
Median home value
$857
Median monthly rent
88.9%
Home ownership
6.7%
Poverty rate
3.1%
Unemployment
17,070
Housing units
30.1%
Bachelor's or higher
Age distribution
Male
Female
1,587
Under 5
1,516
2,024
5–9
1,935
2,073
10–14
1,982
2,003
15–19
1,914
1,612
20–24
1,541
2,997
25–34
2,865
3,770
35–44
3,603
3,147
45–54
3,007
1,638
55–59
1,566
1,711
60–64
1,635
2,580
65–74
2,466
1,155
75–84
1,103
593
85+
567
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 13,430 | 24.8% |
| 18 and over | 39,160 | 75.2% |
| 65 and over | 8,464 | 18.1% |
| Median age | 38.0 years | |
Race & ethnicity
White
92.1%
Two or more races
3.5%
Hispanic or Latino
2%
Asian
0.8%
Black or African American
0.8%
Other race
0.6%
American Indian / Alaska Native
0.1%
Native Hawaiian / Pacific Islander
0.1%
| Group | Count | % |
|---|---|---|
| White | 49,438 | 92.1% |
| Two or more races | 1,864 | 3.5% |
| Hispanic or Latino | 1,074 | 2% |
| Asian | 452 | 0.8% |
| Black or African American | 405 | 0.8% |
| Other race | 335 | 0.6% |
| American Indian / Alaska Native | 55 | 0.1% |
| Native Hawaiian / Pacific Islander | 41 | 0.1% |
Household income
Under $10k
2.9%
$10k–$15k
2.1%
$15k–$25k
5.5%
$25k–$35k
5.9%
$35k–$50k
8.8%
$50k–$75k
14.9%
$75k–$100k
13.0%
$100k–$150k
26.5%
$150k–$200k
10.3%
$200k+
10.1%
| Range | % of households |
|---|---|
| Under $10k | 2.9% |
| $10k–$15k | 2.1% |
| $15k–$25k | 5.5% |
| $25k–$35k | 5.9% |
| $35k–$50k | 8.8% |
| $50k–$75k | 14.9% |
| $75k–$100k | 13.0% |
| $100k–$150k | 26.5% |
| $150k–$200k | 10.3% |
| $200k+ | 10.1% |
| Median income | $92,194 |
Housing
Home values
Under $50k
7.1%
$50k–$100k
7.7%
$100k–$150k
10.2%
$150k–$200k
16.6%
$200k–$300k
20.1%
$300k–$500k
22.0%
$500k–$1M
14.3%
$1M+
2.1%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $267,733 |
| Median rent / month | $857 |
| Owner occupied | 88.9% |
| Renter occupied | 11.1% |
| Vacant | 8.9% |
| Single-family detached | 82.5% |
| Large apartment buildings | 0.9% |
| Mobile homes | 9.4% |
| Median rooms | 6.4 |
| Avg household size (owned) | 2.64 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.2% |
| 2010–2019 | 10.9% |
| 2000–2009 | 14.9% |
| 1990–1999 | 12.0% |
| 1980–1989 | 11.5% |
| 1970–1979 | 17.1% |
| 1960–1969 | 8.0% |
| 1950–1959 | 6.0% |
| 1940–1949 | 2.8% |
| 1939 or earlier | 16.7% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.4% |
| 1 bedroom | 3.0% |
| 2 bedrooms | 23.1% |
| 3 bedrooms | 41.6% |
| 4 bedrooms | 24.3% |
| 5+ bedrooms | 7.5% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 1.7% |
| 1 vehicle | 19.3% |
| 2 vehicles | 38.5% |
| 3 or more | 40.6% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 36.0% |
| Electricity | 17.7% |
| Propane / LP gas | 41.8% |
| Fuel oil | 0.3% |
| Wood | 2.4% |
| Solar | 0.2% |
| No fuel used | 0.2% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 11,154 | 61.3% |
| Cohabiting couple | 1,249 | 5.9% |
| Male householder, no spouse | 2,852 | 15.8% |
| Female householder, no spouse | 4,359 | 17.0% |
| Households with children under 18 | 7,050 | 33.7% |
| Households with seniors (65+) | 5,696 | 32.6% |
| Average household size | 2.63 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 24.7% | 19.1% |
| Married | 61.4% | 61.9% |
| Separated | 0.9% | 0.8% |
| Widowed | 2.9% | 7.8% |
| Divorced | 10.1% | 10.5% |
Education
Less than 9th grade
1.1%
Some HS, no diploma
3.0%
HS graduate
32.2%
Some college, no degree
21.7%
Associate's degree
11.9%
Bachelor's degree
21.3%
Graduate / professional
8.8%
| Metric | % |
|---|---|
| HS diploma or higher | 96.0% |
| Bachelor's or higher | 30.1% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 922 | 6.3% |
| Kindergarten | 806 | 5.4% |
| Elementary school | 6,189 | 50.9% |
| High school | 2,983 | 20.3% |
| College / grad school | 3,042 | 17.1% |
Employment
Industry of employment
Education & healthcare
19.9%
Construction
12.4%
Finance & real estate
12.2%
Retail trade
12.1%
Manufacturing
8.2%
Professional & management
7.0%
Public administration
5.9%
Transportation & utilities
5.7%
Other services
5.1%
Arts, food & hospitality
4.5%
Agriculture & mining
3.3%
Wholesale trade
2.2%
Information
1.6%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 39.4% |
| Service | 12.1% |
| Sales & office | 19.8% |
| Natural resources & construction | 15.5% |
| Production & transportation | 13.2% |
Employment type
| Type | % |
|---|---|
| Private sector | 77.1% |
| Government | 16.8% |
| Self-employed | 6.1% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 79.6% |
| Carpool | 5.8% |
| Public transit | 0.1% |
| Walk | 1.8% |
| Other means | 0.6% |
| Avg commute (minutes) | 29.3 |
Poverty
All people
6.7%
Under 18 years
11.2%
18 and over
5.8%
Married-couple families
2.1%
Female-led households
21.4%
Income support
| Source | % of households |
|---|---|
| Social Security | 31.7% |
| Retirement income | 26.2% |
| Supplemental Security | 2.6% |
| Cash public assistance | 1.8% |
| Food stamps / SNAP | 5.6% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 30.2% |
| High cholesterol | 32.1% |
| Heart disease | 5.6% |
| Stroke | 2.5% |
| Asthma | 9.0% |
| Arthritis | 24.3% |
| Kidney disease | 2.5% |
| Pulmonary disease | 5.8% |
| Cancer | 6.7% |
| Behavior / access | % |
|---|---|
| Binge drinking | 23.2% |
| No physical activity | 20.6% |
| Less than 7 hrs sleep | 28.9% |
| Fair or poor health | 10.7% |
| Poor mental health | 12.7% |
| Poor physical health | 8.7% |
| No health insurance | 8.1% |
| Visited doctor (checkup) | 75.9% |
| Visited dentist | 69.6% |
| Cholesterol screening | 89.3% |
| Teeth loss | 10.2% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 2,783 | 9.7% |
| Disability | % |
|---|---|
| Any disability | 11.1% |
| Under 18 | 3.8% |
| 18–64 years | 9.1% |
| 65 and over | 29.0% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 81.8% |
| Public insurance | 30.4% |
| Uninsured under 19 | 3.4% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 49,487 | 94.5% |
| Spanish | 600 | 1.0% |
| Other Indo-European | 273 | 0.7% |
| Asian & Pacific Islander | 163 | 0.1% |
| Other languages | 164 | 0.2% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 51,588 | 98.4% |
| Born in same state | 51,222 | 98.0% |
| Born in different state | 41,569 | 79.2% |
| Foreign born | 366 | 0.4% |
| Naturalized citizen | 1,002 | 1.6% |
| Not a US citizen | 663 | 51.3% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 6,750 | 12.8% |
| Italian | 6,670 | 12.7% |
| Arab | 2,551 | 4.9% |
| English | 2,032 | 3.9% |
| Polish | 1,857 | 3.5% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 790 | 1.5% |
| German | 68 | 0.1% |
| Irish | 60 | 0.1% |
| Norwegian | 18 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 38.2% |
| Internet access | 92.4% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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