Hamilton ZIP Codes — Marion County, IA

There is one unique ZIP code in Hamilton, Iowa and it is 50116. Area code: 641.
1
ZIP codes
16.24
sq mi land
0.00
sq mi water
641
area code
Hamilton, IA ZIP code map

About Hamilton, IA

Hamilton is a charming city located in the state of Iowa. It is nestled within the scenic Marion County, providing a quaint and inviting atmosphere for its residents. With a close-knit community and an appealing rural setting, it offers a peaceful lifestyle away from the hustle and bustle of larger urban areas.

Location & geography

Hamilton is situated in central Iowa and is surrounded by various picturesque communities. Nearby cities include Knoxville, located approximately 10 miles to the northeast, Pleasantville around 12 miles to the east, and Pella about 15 miles to the west. The city spans a land area of 16.24 square miles and encompasses no water area, portraying a typical terrain of Iowa's rural landscapes.

Community & economy

The character of Hamilton is defined by its friendly residents and a strong sense of community belonging. Agriculture and local small businesses are prominent industries that contribute to the economic fabric of the city, fostering a lifestyle centered around hard work and community support. Daily life here is marked by local events, gatherings, and a connection to the rich agricultural heritage of the region.

Transportation

Hamilton is accessible via several key highways, contributing to its connectivity with surrounding areas. The nearest significant airport is in Des Moines, situated about 35 miles to the northwest, which provides regional and national flight services for residents. Public transportation options are limited, but the city's layout encourages a community-oriented approach to commuting.

History

Hamilton was established during the late 19th century, primarily as a farming community that prospered due to the fertile land found in the area. Throughout the years, its key industries have consistently revolved around agriculture and small-scale manufacturing. Though often overlooked, Hamilton has played a role in the development of Marion County and honors its historical roots through community events.

Did you know?

One surprising fact about Hamilton is that it is known for its local events that celebrate the agricultural lifestyle, attracting visitors from nearby regions. Additionally, the city’s proximity to larger cities makes it a hidden gem for those seeking a quaint, rural escape.

ZIP codes for Hamilton, IA (1)
ZIP code City County Map
50116 Hamilton Marion View map

Demographics & statistics

191
Population
35.7
Median age
$70,000
Median household income
$25,384
Per capita income
$125,000
Median home value
$0
Median monthly rent
94.6%
Home ownership
5.9%
Poverty rate
7.3%
Unemployment
78
Housing units
2.4%
Bachelor's or higher

Age distribution

Male Female
9
Under 5
10
0
5–9
1
12
10–14
12
7
15–19
8
2
20–24
3
13
25–34
13
12
35–44
13
8
45–54
9
6
55–59
6
5
60–64
6
14
65–74
14
3
75–84
4
0
85+
1
← Male
Female →

Age summary

GroupCount%
Under 185729.8%
18 and over13470.2%
65 and over3618.8%
Median age35.7 years

Race & ethnicity

White 97.4%
Two or more races 2.6%
GroupCount%
White18697.4%
Two or more races52.6%

Household income

Under $10k 8.1%
$15k–$25k 2.7%
$25k–$35k 6.8%
$35k–$50k 28.4%
$50k–$75k 8.1%
$75k–$100k 23.0%
$100k–$150k 17.6%
$200k+ 5.4%
Range% of households
Under $10k8.1%
$15k–$25k2.7%
$25k–$35k6.8%
$35k–$50k28.4%
$50k–$75k8.1%
$75k–$100k23.0%
$100k–$150k17.6%
$200k+5.4%
Median income$70,000

Housing

Home values

Under $50k 32.9%
$50k–$100k 11.4%
$100k–$150k 14.3%
$150k–$200k 7.1%
$200k–$300k 34.3%

Housing overview

MetricValue
Median home value$125,000
Median rent / month$0
Owner occupied94.6%
Renter occupied5.4%
Vacant9.8%
Single-family detached74.4%
Large apartment buildings0.0%
Mobile homes20.7%
Median rooms5.9
Avg household size (owned)2.47

Year built

Era%
2020 or later0.0%
2010–20191.2%
2000–200914.6%
1990–19994.9%
1980–198931.7%
1970–197911.0%
1960–19690.0%
1950–19594.9%
1940–19496.1%
1939 or earlier25.6%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom11.0%
2 bedrooms36.6%
3 bedrooms43.9%
4 bedrooms8.5%
5+ bedrooms0.0%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle21.6%
2 vehicles35.1%
3 or more43.2%

Heating fuel

Fuel type%
Utility gas17.6%
Electricity27.0%
Propane / LP gas40.5%
Wood14.9%

Households & families

Household typeCount%
Married-couple family3750.0%
Cohabiting couple1317.6%
Male householder, no spouse1216.2%
Female householder, no spouse1216.2%
Households with children under 183243.2%
Households with seniors (65+)2229.7%
Average household size2.58

Marital status

StatusMaleFemale
Never married27.8%16.2%
Married49.4%55.9%
Separated1.3%5.9%
Widowed2.5%10.3%
Divorced19.0%11.8%

Education

Less than 9th grade 0.8%
Some HS, no diploma 2.4%
HS graduate 56.7%
Some college, no degree 32.3%
Associate's degree 5.5%
Bachelor's degree 2.4%
Graduate / professional 0.0%
Metric%
HS diploma or higher96.9%
Bachelor's or higher2.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool610.9%
Kindergarten00.0%
Elementary school2545.5%
High school1527.3%
College / grad school916.4%

Employment

Industry of employment

Manufacturing 44.7%
Education & healthcare 18.4%
Construction 15.8%
Retail trade 13.2%
Transportation & utilities 5.3%
Professional & management 1.3%
Arts, food & hospitality 1.3%

Occupation

Category%
Management, business & arts19.7%
Service5.3%
Sales & office5.3%
Natural resources & construction19.7%
Production & transportation50.0%

Employment type

Type%
Private sector85.5%
Government13.2%
Self-employed1.3%
Unpaid family workers0.0%

Commute

Method%
Drive alone97.4%
Carpool2.6%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)28.3

Poverty

All people 5.9%
Under 18 years 1.9%
18 and over 7.5%
Married-couple families 0.0%
Female-led households 28.6%

Income support

Source% of households
Social Security36.5%
Retirement income5.4%
Supplemental Security14.9%
Cash public assistance1.4%
Food stamps / SNAP8.1%

Health indicators

Condition%
High blood pressure32.0%
High cholesterol32.3%
Heart disease6.0%
Stroke2.7%
Asthma9.3%
Arthritis24.0%
Kidney disease2.5%
Pulmonary disease6.4%
Cancer6.5%
Behavior / access%
Binge drinking22.4%
No physical activity22.9%
Less than 7 hrs sleep32.3%
Fair or poor health11.6%
Poor mental health13.5%
Poor physical health9.2%
No health insurance9.3%
Visited doctor (checkup)74.6%
Visited dentist72.2%
Cholesterol screening88.3%
Teeth loss11.2%

Veterans & disability

VeteransCount%
Civilian veterans96.7%
Disability%
Any disability11.5%
Under 183.5%
18–64 years12.2%
65 and over22.2%

Health insurance coverage

Type%
Private insurance62.8%
Public insurance45.5%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only17290.1%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)191100.0%
Born in same state191100.0%
Born in different state17993.7%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
French2613.6%
English2412.6%
Italian2312%
AncestryCount%
Arab2312%
Polish10.5%

Technology access

Metric% of households
Computer access38.7%
Internet access89.2%

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

Frequently asked questions
What ZIP codes does Hamilton, IA have?
Hamilton, IA has one ZIP code: 50116. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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