Clinton County, IA ZIP Codes

Iowa (IA)  ·  18 ZIP codes  ·  15 cities
18
ZIP codes
46,463
population (2021)
-5.4%
pop change since 2010
19045
FIPS code
Clinton County ZIP code map
About Clinton County
Clinton County is located in Iowa and contains 18 ZIP codes across 15 cities and communities. The county's population was 46,463 as of 2021, a decrease of 5.4% from 49,116 in 2010. The timezone is Mountain Time (observes DST). The Federal Information Processing System (FIPS) code for Clinton County is 19045.
Population
2021 population46,463
2010 population49,116
Change-5.4%
County details
StateIowa
FIPS code19045
TimezoneMountain
Daylight savingYes
Cities in Clinton County
ZIP codes for Clinton County, IA (18)

Demographics & statistics

45,336
Population
42.2
Median age
$63,030
Median household income
$33,957
Per capita income
$144,717
Median home value
$645
Median monthly rent
75.2%
Home ownership
8.6%
Poverty rate
3.6%
Unemployment
16,075
Housing units
16.4%
Bachelor's or higher

Age distribution

Male Female
1,356
Under 5
1,207
1,273
5–9
1,134
1,845
10–14
1,644
1,487
15–19
1,324
1,323
20–24
1,178
2,695
25–34
2,400
2,776
35–44
2,473
2,820
45–54
2,512
1,748
55–59
1,558
1,887
60–64
1,681
2,675
65–74
2,383
1,422
75–84
1,266
671
85+
598
← Male
Female →

Age summary

GroupCount%
Under 1810,24122.2%
18 and over35,09577.8%
65 and over9,01521.3%
Median age42.2 years

Race & ethnicity

White 89.7%
Two or more races 3.9%
Black or African American 3%
Hispanic or Latino 1.9%
Asian 0.9%
Other race 0.3%
American Indian / Alaska Native 0.2%
GroupCount%
White41,45489.7%
Two or more races1,7923.9%
Black or African American1,4053%
Hispanic or Latino8951.9%
Asian4380.9%
Other race1460.3%
American Indian / Alaska Native990.2%

Household income

Under $10k 2.1%
$10k–$15k 3.0%
$15k–$25k 5.2%
$25k–$35k 11.2%
$35k–$50k 11.2%
$50k–$75k 23.1%
$75k–$100k 15.3%
$100k–$150k 16.8%
$150k–$200k 5.4%
$200k+ 6.7%
Range% of households
Under $10k2.1%
$10k–$15k3.0%
$15k–$25k5.2%
$25k–$35k11.2%
$35k–$50k11.2%
$50k–$75k23.1%
$75k–$100k15.3%
$100k–$150k16.8%
$150k–$200k5.4%
$200k+6.7%
Median income$63,030

Housing

Home values

Under $50k 5.5%
$50k–$100k 18.4%
$100k–$150k 27.1%
$150k–$200k 17.0%
$200k–$300k 16.2%
$300k–$500k 13.3%
$500k–$1M 2.1%
$1M+ 0.5%

Housing overview

MetricValue
Median home value$144,717
Median rent / month$645
Owner occupied75.2%
Renter occupied24.8%
Vacant9.7%
Single-family detached85.7%
Large apartment buildings1.3%
Mobile homes4.8%
Median rooms6.3
Avg household size (owned)2.54

Year built

Era%
2020 or later0.1%
2010–20192.7%
2000–20097.8%
1990–19997.3%
1980–19896.2%
1970–197913.4%
1960–19697.5%
1950–195913.6%
1940–19495.3%
1939 or earlier36.2%

Bedrooms

Size% of units
No bedroom (studio)1.6%
1 bedroom6.5%
2 bedrooms28.9%
3 bedrooms37.7%
4 bedrooms20.2%
5+ bedrooms5.0%

Vehicles per household

Vehicles% of households
No vehicle2.7%
1 vehicle21.7%
2 vehicles43.3%
3 or more32.3%

Heating fuel

Fuel type%
Utility gas30.0%
Electricity12.5%
Propane / LP gas49.6%
Fuel oil3.8%
Wood2.8%
Solar0.2%
No fuel used0.3%

Households & families

Household typeCount%
Married-couple family8,83650.0%
Cohabiting couple1,4449.4%
Male householder, no spouse3,68522.9%
Female householder, no spouse4,78317.7%
Households with children under 184,87224.5%
Households with seniors (65+)6,38533.4%
Average household size2.40

Marital status

StatusMaleFemale
Never married34.3%22.8%
Married50.6%55.6%
Separated1.1%1.2%
Widowed4.1%7.5%
Divorced10.0%12.9%

Education

Less than 9th grade 1.2%
Some HS, no diploma 6.8%
HS graduate 33.8%
Some college, no degree 23.8%
Associate's degree 18.0%
Bachelor's degree 11.1%
Graduate / professional 5.4%
Metric%
HS diploma or higher92.0%
Bachelor's or higher16.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool3224.8%
Kindergarten5653.3%
Elementary school4,78846.0%
High school2,38327.8%
College / grad school1,4239.8%

Employment

Industry of employment

Education & healthcare 19.5%
Manufacturing 15.0%
Agriculture & mining 10.7%
Retail trade 10.7%
Transportation & utilities 8.6%
Construction 8.2%
Professional & management 7.0%
Finance & real estate 5.4%
Arts, food & hospitality 5.4%
Other services 3.7%
Wholesale trade 2.6%
Public administration 2.1%
Information 1.2%

Occupation

Category%
Management, business & arts34.5%
Service13.5%
Sales & office19.1%
Natural resources & construction15.7%
Production & transportation17.3%

Employment type

Type%
Private sector78.0%
Government11.8%
Self-employed9.4%
Unpaid family workers0.7%

Commute

Method%
Drive alone82.8%
Carpool4.8%
Public transit0.2%
Walk1.9%
Other means0.8%
Avg commute (minutes)22.8

Poverty

All people 8.6%
Under 18 years 9.8%
18 and over 8.2%
Married-couple families 2.5%
Female-led households 18.1%

Income support

Source% of households
Social Security35.2%
Retirement income21.0%
Supplemental Security5.1%
Cash public assistance1.6%
Food stamps / SNAP7.7%

Health indicators

Condition%
High blood pressure31.0%
High cholesterol32.1%
Heart disease6.4%
Stroke2.8%
Asthma8.8%
Arthritis22.8%
Kidney disease2.7%
Pulmonary disease6.6%
Cancer6.7%
Behavior / access%
Binge drinking19.7%
No physical activity22.3%
Less than 7 hrs sleep28.7%
Fair or poor health12.1%
Poor mental health12.3%
Poor physical health9.1%
No health insurance8.5%
Visited doctor (checkup)69.9%
Visited dentist59.9%
Cholesterol screening81.6%
Teeth loss11.5%

Veterans & disability

VeteransCount%
Civilian veterans3,1219.3%
Disability%
Any disability10.8%
Under 184.5%
18–64 years7.7%
65 and over28.2%

Health insurance coverage

Type%
Private insurance69.6%
Public insurance39.8%
Uninsured under 192.5%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only42,77395.4%
Spanish3991.2%
Other Indo-European1280.1%
Asian & Pacific Islander230.1%
Other languages1991.0%

Place of birth & citizenship

OriginCount%
Native born (US)44,37396.6%
Born in same state44,18596.3%
Born in different state33,05479.0%
Foreign born1880.3%
Naturalized citizen9633.4%
Not a US citizen53145.2%

Ancestry

AncestryCount%
Italian7,35016.2%
French3,3357.4%
Arab2,0994.6%
English1,6663.7%
Polish1,0822.4%
AncestryCount%
Dutch8952%
German1280.3%
Norwegian370.1%
Irish70%

Technology access

Metric% of households
Computer access42.5%
Internet access87.7%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

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