Plymouth County, IA ZIP Codes
Iowa (IA) · 9 ZIP codes · 9 cities
9
ZIP codes
25,650
population (2021)
+2.7%
pop change since 2010
19149
FIPS code
Plymouth County ZIP code map
About Plymouth County
Plymouth County is located in Iowa and contains 9 ZIP codes across 9 cities and communities.
The county's population was 25,650 as of 2021,
an increase of
2.7% from 24,986 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Plymouth County is 19149.
| Population | |
|---|---|
| 2021 population | 25,650 |
| 2010 population | 24,986 |
| Change | +2.7% |
| County details | |
|---|---|
| State | Iowa |
| FIPS code | 19149 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Plymouth County
ZIP codes for Plymouth County, IA (9)
| ZIP code | City | County | Map |
|---|---|---|---|
| 51001 | Akron | Plymouth | View map |
| 51008 | Brunsville | Plymouth | View map |
| 51024 | Hinton | Plymouth | View map |
| 51028 | Kingsley | Plymouth | View map |
| 51031 | Le Mars | Plymouth | View map |
| 51038 | Merrill | Plymouth | View map |
| 51045 | Oyens | Plymouth | View map |
| 51050 | Remsen | Plymouth | View map |
| 51062 | Westfield | Plymouth | View map |
Demographics & statistics
24,279
Population
40.7
Median age
$78,824
Median household income
$38,794
Per capita income
$220,529
Median home value
$795
Median monthly rent
79.3%
Home ownership
5.4%
Poverty rate
1.9%
Unemployment
7,874
Housing units
23.1%
Bachelor's or higher
Age distribution
Male
Female
747
Under 5
639
910
5–9
780
986
10–14
844
892
15–19
763
756
20–24
647
1,378
25–34
1,179
1,604
35–44
1,374
1,618
45–54
1,386
802
55–59
686
1,021
60–64
874
1,313
65–74
1,124
585
75–84
501
469
85+
401
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 6,065 | 23.2% |
| 18 and over | 18,214 | 76.8% |
| 65 and over | 4,393 | 19.1% |
| Median age | 40.7 years | |
Race & ethnicity
White
89.6%
Hispanic or Latino
3.1%
Two or more races
2.4%
Other race
1.9%
Black or African American
1.8%
American Indian / Alaska Native
0.5%
Native Hawaiian / Pacific Islander
0.4%
Asian
0.4%
| Group | Count | % |
|---|---|---|
| White | 22,443 | 89.6% |
| Hispanic or Latino | 780 | 3.1% |
| Two or more races | 611 | 2.4% |
| Other race | 464 | 1.9% |
| Black or African American | 456 | 1.8% |
| American Indian / Alaska Native | 117 | 0.5% |
| Native Hawaiian / Pacific Islander | 97 | 0.4% |
| Asian | 91 | 0.4% |
Household income
Under $10k
1.8%
$10k–$15k
2.7%
$15k–$25k
11.0%
$25k–$35k
6.1%
$35k–$50k
11.3%
$50k–$75k
17.4%
$75k–$100k
13.3%
$100k–$150k
19.9%
$150k–$200k
9.1%
$200k+
7.3%
| Range | % of households |
|---|---|
| Under $10k | 1.8% |
| $10k–$15k | 2.7% |
| $15k–$25k | 11.0% |
| $25k–$35k | 6.1% |
| $35k–$50k | 11.3% |
| $50k–$75k | 17.4% |
| $75k–$100k | 13.3% |
| $100k–$150k | 19.9% |
| $150k–$200k | 9.1% |
| $200k+ | 7.3% |
| Median income | $78,824 |
Housing
Home values
Under $50k
5.7%
$50k–$100k
12.8%
$100k–$150k
14.9%
$150k–$200k
16.3%
$200k–$300k
19.6%
$300k–$500k
27.7%
$500k–$1M
1.9%
$1M+
1.2%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $220,529 |
| Median rent / month | $795 |
| Owner occupied | 79.3% |
| Renter occupied | 20.7% |
| Vacant | 6.6% |
| Single-family detached | 85.3% |
| Large apartment buildings | 1.4% |
| Mobile homes | 3.2% |
| Median rooms | 6.5 |
| Avg household size (owned) | 2.51 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.2% |
| 2010–2019 | 6.3% |
| 2000–2009 | 8.2% |
| 1990–1999 | 11.6% |
| 1980–1989 | 5.1% |
| 1970–1979 | 13.4% |
| 1960–1969 | 7.2% |
| 1950–1959 | 9.9% |
| 1940–1949 | 4.6% |
| 1939 or earlier | 33.4% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.4% |
| 1 bedroom | 4.9% |
| 2 bedrooms | 20.7% |
| 3 bedrooms | 43.8% |
| 4 bedrooms | 21.4% |
| 5+ bedrooms | 8.8% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 3.1% |
| 1 vehicle | 24.8% |
| 2 vehicles | 37.6% |
| 3 or more | 34.4% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 39.5% |
| Electricity | 32.0% |
| Propane / LP gas | 19.3% |
| Fuel oil | 0.4% |
| Wood | 5.2% |
| No fuel used | 0.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 5,605 | 56.3% |
| Cohabiting couple | 564 | 7.1% |
| Male householder, no spouse | 1,642 | 19.9% |
| Female householder, no spouse | 1,932 | 16.7% |
| Households with children under 18 | 3,049 | 28.6% |
| Households with seniors (65+) | 3,021 | 28.7% |
| Average household size | 2.40 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 30.9% | 22.0% |
| Married | 57.5% | 59.9% |
| Separated | 0.6% | 0.5% |
| Widowed | 2.0% | 9.7% |
| Divorced | 9.0% | 7.9% |
Education
Less than 9th grade
3.4%
Some HS, no diploma
4.7%
HS graduate
36.6%
Some college, no degree
19.3%
Associate's degree
12.9%
Bachelor's degree
17.3%
Graduate / professional
5.8%
| Metric | % |
|---|---|
| HS diploma or higher | 91.9% |
| Bachelor's or higher | 23.1% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 563 | 8.4% |
| Kindergarten | 532 | 6.3% |
| Elementary school | 2,513 | 47.8% |
| High school | 1,528 | 25.2% |
| College / grad school | 831 | 12.4% |
Employment
Industry of employment
Education & healthcare
24.0%
Manufacturing
18.4%
Agriculture & mining
8.8%
Retail trade
7.9%
Transportation & utilities
7.7%
Finance & real estate
7.1%
Construction
6.7%
Other services
5.4%
Arts, food & hospitality
4.5%
Public administration
2.9%
Professional & management
2.7%
Wholesale trade
1.9%
Information
1.8%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 37.3% |
| Service | 13.5% |
| Sales & office | 16.5% |
| Natural resources & construction | 13.8% |
| Production & transportation | 18.9% |
Employment type
| Type | % |
|---|---|
| Private sector | 81.6% |
| Government | 9.9% |
| Self-employed | 8.2% |
| Unpaid family workers | 0.3% |
Commute
| Method | % |
|---|---|
| Drive alone | 80.4% |
| Carpool | 6.8% |
| Public transit | 0.4% |
| Walk | 2.3% |
| Other means | 0.4% |
| Avg commute (minutes) | 22.2 |
Poverty
All people
5.4%
Under 18 years
5.7%
18 and over
5.4%
Married-couple families
1.5%
Female-led households
18.2%
Income support
| Source | % of households |
|---|---|
| Social Security | 34.7% |
| Retirement income | 19.5% |
| Supplemental Security | 2.8% |
| Cash public assistance | 0.9% |
| Food stamps / SNAP | 5.3% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 34.3% |
| High cholesterol | 32.6% |
| Heart disease | 6.9% |
| Stroke | 3.1% |
| Asthma | 9.1% |
| Arthritis | 24.5% |
| Kidney disease | 2.9% |
| Pulmonary disease | 6.7% |
| Cancer | 7.6% |
| Behavior / access | % |
|---|---|
| Binge drinking | 20.5% |
| No physical activity | 23.3% |
| Less than 7 hrs sleep | 28.0% |
| Fair or poor health | 12.3% |
| Poor mental health | 12.6% |
| Poor physical health | 9.4% |
| No health insurance | 8.9% |
| Visited doctor (checkup) | 75.3% |
| Visited dentist | 69.9% |
| Cholesterol screening | 89.4% |
| Teeth loss | 12.3% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,364 | 7.9% |
| Disability | % |
|---|---|
| Any disability | 15.0% |
| Under 18 | 5.5% |
| 18–64 years | 13.9% |
| 65 and over | 28.9% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 76.8% |
| Public insurance | 33.0% |
| Uninsured under 19 | 2.8% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 22,893 | 94.9% |
| Spanish | 922 | 2.5% |
| Other Indo-European | 696 | 2.0% |
| Asian & Pacific Islander | 44 | 0.2% |
| Other languages | 57 | 0.2% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 23,192 | 97.0% |
| Born in same state | 23,002 | 96.6% |
| Born in different state | 18,321 | 78.9% |
| Foreign born | 190 | 0.3% |
| Naturalized citizen | 1,087 | 3.0% |
| Not a US citizen | 344 | 40.7% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 3,113 | 12.8% |
| English | 1,459 | 6% |
| French | 1,411 | 5.8% |
| Arab | 1,019 | 4.2% |
| Polish | 696 | 2.9% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 253 | 1% |
| German | 70 | 0.3% |
| Irish | 7 | 0% |
| Norwegian | 3 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 42.4% |
| Internet access | 88.9% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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