Monona County, IA ZIP Codes
Iowa (IA) · 9 ZIP codes · 9 cities
9
ZIP codes
8,574
population (2021)
-7.2%
pop change since 2010
19133
FIPS code
Monona County ZIP code map
About Monona County
Monona County is located in Iowa and contains 9 ZIP codes across 9 cities and communities.
The county's population was 8,574 as of 2021,
a decrease of
7.2% from 9,243 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Monona County is 19133.
| Population | |
|---|---|
| 2021 population | 8,574 |
| 2010 population | 9,243 |
| Change | -7.2% |
| County details | |
|---|---|
| State | Iowa |
| FIPS code | 19133 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Monona County
ZIP codes for Monona County, IA (9)
| ZIP code | City | County | Map |
|---|---|---|---|
| 51010 | Castana | Monona | View map |
| 51034 | Mapleton | Monona | View map |
| 51040 | Onawa | Monona | View map |
| 51051 | Rodney | Monona | View map |
| 51060 | Ute | Monona | View map |
| 51063 | Whiting | Monona | View map |
| 51523 | Blencoe | Monona | View map |
| 51558 | Moorhead | Monona | View map |
| 51572 | Soldier | Monona | View map |
Demographics & statistics
8,807
Population
44.3
Median age
$63,164
Median household income
$32,849
Per capita income
$92,589
Median home value
$593
Median monthly rent
81.2%
Home ownership
8.5%
Poverty rate
3.4%
Unemployment
3,593
Housing units
15.8%
Bachelor's or higher
Age distribution
Male
Female
255
Under 5
242
255
5–9
242
302
10–14
285
262
15–19
248
239
20–24
227
492
25–34
465
453
35–44
429
501
45–54
474
311
55–59
294
381
60–64
360
524
65–74
496
365
75–84
345
185
85+
175
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 1,934 | 22.7% |
| 18 and over | 6,873 | 77.3% |
| 65 and over | 2,090 | 24.2% |
| Median age | 44.3 years | |
Race & ethnicity
White
93.8%
Two or more races
4.1%
Hispanic or Latino
0.8%
American Indian / Alaska Native
0.7%
Black or African American
0.3%
Native Hawaiian / Pacific Islander
0.2%
Other race
0.1%
| Group | Count | % |
|---|---|---|
| White | 8,332 | 93.8% |
| Two or more races | 364 | 4.1% |
| Hispanic or Latino | 73 | 0.8% |
| American Indian / Alaska Native | 60 | 0.7% |
| Black or African American | 26 | 0.3% |
| Native Hawaiian / Pacific Islander | 20 | 0.2% |
| Other race | 5 | 0.1% |
Household income
Under $10k
2.6%
$10k–$15k
3.0%
$15k–$25k
8.9%
$25k–$35k
9.9%
$35k–$50k
16.1%
$50k–$75k
19.2%
$75k–$100k
14.2%
$100k–$150k
20.9%
$150k–$200k
2.5%
$200k+
2.7%
| Range | % of households |
|---|---|
| Under $10k | 2.6% |
| $10k–$15k | 3.0% |
| $15k–$25k | 8.9% |
| $25k–$35k | 9.9% |
| $35k–$50k | 16.1% |
| $50k–$75k | 19.2% |
| $75k–$100k | 14.2% |
| $100k–$150k | 20.9% |
| $150k–$200k | 2.5% |
| $200k+ | 2.7% |
| Median income | $63,164 |
Housing
Home values
Under $50k
18.8%
$50k–$100k
30.1%
$100k–$150k
14.7%
$150k–$200k
17.5%
$200k–$300k
10.7%
$300k–$500k
6.8%
$500k–$1M
0.8%
$1M+
0.6%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $92,589 |
| Median rent / month | $593 |
| Owner occupied | 81.2% |
| Renter occupied | 18.8% |
| Vacant | 11.1% |
| Single-family detached | 87.4% |
| Large apartment buildings | 1.0% |
| Mobile homes | 7.6% |
| Median rooms | 6.2 |
| Avg household size (owned) | 2.27 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.2% |
| 2010–2019 | 4.1% |
| 2000–2009 | 5.1% |
| 1990–1999 | 5.0% |
| 1980–1989 | 4.8% |
| 1970–1979 | 7.3% |
| 1960–1969 | 8.0% |
| 1950–1959 | 10.5% |
| 1940–1949 | 5.3% |
| 1939 or earlier | 49.7% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.6% |
| 1 bedroom | 6.5% |
| 2 bedrooms | 29.1% |
| 3 bedrooms | 43.4% |
| 4 bedrooms | 17.3% |
| 5+ bedrooms | 3.1% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 2.6% |
| 1 vehicle | 21.8% |
| 2 vehicles | 40.3% |
| 3 or more | 35.4% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 19.5% |
| Electricity | 28.0% |
| Propane / LP gas | 37.6% |
| Fuel oil | 9.2% |
| Wood | 3.3% |
| No fuel used | 0.6% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 1,838 | 49.2% |
| Cohabiting couple | 253 | 6.4% |
| Male householder, no spouse | 738 | 18.6% |
| Female householder, no spouse | 1,016 | 25.7% |
| Households with children under 18 | 968 | 24.4% |
| Households with seniors (65+) | 1,463 | 39.1% |
| Average household size | 2.26 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 24.8% | 17.5% |
| Married | 55.1% | 53.6% |
| Separated | 2.2% | 0.8% |
| Widowed | 7.3% | 13.1% |
| Divorced | 10.6% | 15.0% |
Education
Less than 9th grade
2.0%
Some HS, no diploma
4.7%
HS graduate
40.0%
Some college, no degree
23.0%
Associate's degree
14.6%
Bachelor's degree
12.2%
Graduate / professional
3.6%
| Metric | % |
|---|---|
| HS diploma or higher | 93.3% |
| Bachelor's or higher | 15.8% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 97 | 4.8% |
| Kindergarten | 102 | 8.1% |
| Elementary school | 806 | 38.9% |
| High school | 511 | 36.3% |
| College / grad school | 285 | 11.9% |
Employment
Industry of employment
Education & healthcare
24.8%
Retail trade
13.7%
Manufacturing
11.6%
Agriculture & mining
10.7%
Finance & real estate
7.5%
Transportation & utilities
6.6%
Arts, food & hospitality
5.4%
Construction
5.3%
Professional & management
4.7%
Public administration
3.7%
Other services
3.6%
Wholesale trade
1.9%
Information
0.3%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 31.3% |
| Service | 17.3% |
| Sales & office | 21.0% |
| Natural resources & construction | 13.2% |
| Production & transportation | 17.2% |
Employment type
| Type | % |
|---|---|
| Private sector | 75.1% |
| Government | 11.9% |
| Self-employed | 13.0% |
| Unpaid family workers | 0.1% |
Commute
| Method | % |
|---|---|
| Drive alone | 81.3% |
| Carpool | 6.2% |
| Public transit | 0.3% |
| Walk | 3.4% |
| Other means | 0.6% |
| Avg commute (minutes) | 26.5 |
Poverty
All people
8.5%
Under 18 years
10.8%
18 and over
7.8%
Married-couple families
3.5%
Female-led households
20.8%
Income support
| Source | % of households |
|---|---|
| Social Security | 45.0% |
| Retirement income | 24.1% |
| Supplemental Security | 4.8% |
| Cash public assistance | 2.3% |
| Food stamps / SNAP | 10.0% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 38.9% |
| High cholesterol | 37.7% |
| Heart disease | 8.3% |
| Stroke | 3.8% |
| Asthma | 9.2% |
| Arthritis | 29.2% |
| Kidney disease | 3.5% |
| Pulmonary disease | 8.2% |
| Cancer | 8.7% |
| Behavior / access | % |
|---|---|
| Binge drinking | 19.8% |
| No physical activity | 26.0% |
| Less than 7 hrs sleep | 30.2% |
| Fair or poor health | 14.4% |
| Poor mental health | 12.8% |
| Poor physical health | 10.8% |
| No health insurance | 9.1% |
| Visited doctor (checkup) | 76.8% |
| Visited dentist | 65.2% |
| Cholesterol screening | 90.4% |
| Teeth loss | 13.9% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 610 | 9.5% |
| Disability | % |
|---|---|
| Any disability | 14.3% |
| Under 18 | 2.6% |
| 18–64 years | 13.4% |
| 65 and over | 28.3% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 64.4% |
| Public insurance | 45.7% |
| Uninsured under 19 | 1.9% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 8,310 | 94.7% |
| Spanish | 39 | 0.3% |
| Other Indo-European | 39 | 0.3% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 8,781 | 99.7% |
| Born in same state | 8,748 | 99.6% |
| Born in different state | 6,723 | 72.7% |
| Foreign born | 33 | 0.2% |
| Naturalized citizen | 26 | 0.3% |
| Not a US citizen | 22 | 22.2% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 1,507 | 17.1% |
| French | 734 | 8.3% |
| Arab | 647 | 7.3% |
| Polish | 468 | 5.3% |
| Dutch | 400 | 4.5% |
| Ancestry | Count | % |
|---|---|---|
| English | 250 | 2.8% |
| German | 94 | 1.1% |
| Irish | 16 | 0.2% |
| Norwegian | 11 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 44.3% |
| Internet access | 89.1% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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