52308 ZIP Code — Millersburg, IA
Iowa County, Iowa
ZIP code 52308 is located in Millersburg, Iowa, within Iowa County. It covers approximately 0.12 square miles and serves a population of 155 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 319.
155
population
0.12
sq mi land
Standard
ZIP type
Central (CT)
timezone
52308 ZIP code map
Cities in ZIP code 52308
Below are the cities the US Postal Service accepts for ZIP code 52308. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Millersburg | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 155 |
| Population density | 1,292 / sq mi |
| State FIPS | 19 |
| County FIPS | 095 |
| Geography | |
|---|---|
| Land area | 0.12 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 41.5917 |
| Longitude | -92.1673 |
| Timezone | Central (CT) |
| Area code | 319 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 27.4% | 36.6% | 40.1% |
| $50k – $100k | 47.6% | 36.7% | 33.4% |
| $100k – $200k | 25.0% | 23.2% | 21.5% |
| Over $200k | 0.0% | 3.5% | 5.0% |
Demographics & statistics
155
Population
1,292
People per sq mi
57.7
Median age
$74,531
Median household income
$45,978
Per capita income
$98,600
Median home value
$525
Median monthly rent
85.1%
Home ownership
7.7%
Poverty rate
0.0%
Unemployment
85
Housing units
27.3%
Bachelor's or higher
Age distribution
Male
Female
8
Under 5
7
3
5–9
3
1
10–14
1
3
15–19
2
3
20–24
3
14
25–34
11
1
35–44
0
1
45–54
0
16
55–59
13
9
60–64
7
24
65–74
19
2
75–84
2
1
85+
1
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 28 | 18.1% |
| 18 and over | 127 | 81.9% |
| 65 and over | 49 | 31.6% |
| Median age | 57.7 years | |
Race & ethnicity
White
96.1%
Two or more races
2.6%
Asian
1.3%
| Group | Count | % |
|---|---|---|
| White | 149 | 96.1% |
| Two or more races | 4 | 2.6% |
| Asian | 2 | 1.3% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 27.4% | 36.6% | 40.1% |
| $50k – $100k | 47.6% | 36.7% | 33.4% |
| $100k – $200k | 25.0% | 23.2% | 21.5% |
| Over $200k | 0.0% | 3.5% | 5.0% |
Under $10k
3.4%
$10k–$15k
5.7%
$15k–$25k
6.9%
$25k–$35k
2.3%
$35k–$50k
10.3%
$50k–$75k
23.0%
$75k–$100k
17.2%
$100k–$150k
31.0%
| Range | % of households |
|---|---|
| Under $10k | 3.4% |
| $10k–$15k | 5.7% |
| $15k–$25k | 6.9% |
| $25k–$35k | 2.3% |
| $35k–$50k | 10.3% |
| $50k–$75k | 23.0% |
| $75k–$100k | 17.2% |
| $100k–$150k | 31.0% |
| Median income | $74,531 |
Housing
Home values
Under $50k
24.3%
$50k–$100k
27.0%
$100k–$150k
41.9%
$150k–$200k
6.8%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $98,600 |
| Median rent / month | $525 |
| Owner occupied | 85.1% |
| Renter occupied | 14.9% |
| Vacant | 11.2% |
| Single-family detached | 80.6% |
| Large apartment buildings | 0.0% |
| Mobile homes | 2.0% |
| Median rooms | 5.8 |
| Avg household size (owned) | 1.92 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 0.0% |
| 2000–2009 | 18.4% |
| 1990–1999 | 2.0% |
| 1980–1989 | 7.1% |
| 1970–1979 | 7.1% |
| 1960–1969 | 7.1% |
| 1950–1959 | 1.0% |
| 1940–1949 | 1.0% |
| 1939 or earlier | 56.1% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 14.3% |
| 2 bedrooms | 30.6% |
| 3 bedrooms | 30.6% |
| 4 bedrooms | 23.5% |
| 5+ bedrooms | 1.0% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 13.8% |
| 1 vehicle | 12.6% |
| 2 vehicles | 44.8% |
| 3 or more | 28.7% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 1.1% |
| Electricity | 20.7% |
| Propane / LP gas | 72.4% |
| Fuel oil | 1.1% |
| Wood | 2.3% |
| No fuel used | 2.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 30 | 34.5% |
| Cohabiting couple | 2 | 2.3% |
| Male householder, no spouse | 39 | 44.8% |
| Female householder, no spouse | 16 | 18.4% |
| Households with children under 18 | 17 | 19.5% |
| Households with seniors (65+) | 46 | 52.9% |
| Average household size | 1.78 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 42.9% | 18.2% |
| Married | 39.0% | 60.0% |
| Separated | 0.0% | 0.0% |
| Widowed | 5.2% | 14.5% |
| Divorced | 13.0% | 7.3% |
Education
Less than 9th grade
0.0%
Some HS, no diploma
9.1%
HS graduate
43.8%
Some college, no degree
10.7%
Associate's degree
9.1%
Bachelor's degree
23.1%
Graduate / professional
4.1%
| Metric | % |
|---|---|
| HS diploma or higher | 90.9% |
| Bachelor's or higher | 27.3% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 1 | 12.5% |
| Kindergarten | 0 | 0.0% |
| Elementary school | 2 | 25.0% |
| High school | 5 | 62.5% |
| College / grad school | 0 | 0.0% |
Employment
Industry of employment
Agriculture & mining
22.1%
Construction
17.6%
Retail trade
16.2%
Education & healthcare
16.2%
Manufacturing
13.2%
Other services
10.3%
Transportation & utilities
1.5%
Professional & management
1.5%
Arts, food & hospitality
1.5%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 32.4% |
| Service | 11.8% |
| Sales & office | 10.3% |
| Natural resources & construction | 25.0% |
| Production & transportation | 20.6% |
Employment type
| Type | % |
|---|---|
| Private sector | 80.9% |
| Government | 14.7% |
| Self-employed | 2.9% |
| Unpaid family workers | 1.5% |
Commute
| Method | % |
|---|---|
| Drive alone | 85.5% |
| Carpool | 11.3% |
| Public transit | 0.0% |
| Walk | 0.0% |
| Work from home | 3.2% |
| Other means | 0.0% |
| Avg commute (minutes) | 33.9 |
Poverty
All people
7.7%
Under 18 years
3.6%
18 and over
8.7%
Married-couple families
0.0%
Female-led households
33.3%
Income support
| Source | % of households |
|---|---|
| Social Security | 55.2% |
| Retirement income | 42.5% |
| Supplemental Security | 13.8% |
| Cash public assistance | 1.1% |
| Food stamps / SNAP | 16.1% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 41.4% |
| High blood pressure | 35.1% |
| High cholesterol | 33.3% |
| Diabetes | 10.8% |
| Heart disease | 7.1% |
| Stroke | 3.3% |
| Asthma | 9.6% |
| Arthritis | 26.6% |
| Kidney disease | 3.1% |
| Pulmonary disease | 7.7% |
| Cancer | 7.5% |
| Behavior / access | % |
|---|---|
| Smoking | 19.3% |
| Binge drinking | 20.7% |
| No physical activity | 26.5% |
| Less than 7 hrs sleep | 31.7% |
| Depression | 18.4% |
| Fair or poor health | 14.1% |
| Poor mental health | 13.6% |
| Poor physical health | 10.8% |
| No health insurance | 10.1% |
| Visited doctor (checkup) | 75.2% |
| Visited dentist | 66.1% |
| Cholesterol screening | 89.6% |
| Teeth loss | 14.8% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 8 | 6.3% |
| Disability | % |
|---|---|
| Any disability | 26.5% |
| Under 18 | 0.0% |
| 18–64 years | 29.5% |
| 65 and over | 36.7% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 58.1% |
| Public insurance | 57.4% |
| No insurance | 0.0% |
| Uninsured under 19 | 0.0% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 140 | 90.3% |
| Spanish | 7 | 5.0% |
| Other Indo-European | 7 | 5.0% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 155 | 100.0% |
| Born in same state | 155 | 100.0% |
| Born in different state | 121 | 78.1% |
| Foreign born | 0 | 0.0% |
| Naturalized citizen | 0 | 0.0% |
| Not a US citizen | 0 | 0.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 18 | 11.6% |
| Italian | 12 | 7.7% |
| English | 6 | 3.9% |
| Ancestry | Count | % |
|---|---|---|
| Arab | 6 | 3.9% |
| Polish | 4 | 2.6% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 56.1% |
| Internet access | 92.0% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 52308
What city is ZIP code 52308 in?
ZIP code 52308 is primarily assigned to Millersburg, Iowa.
What county is ZIP code 52308 in?
ZIP code 52308 falls within Iowa County, Iowa.
Does ZIP code 52308 have an older population?
32% of residents in ZIP code 52308 are 65 or older, above the national average of ~17%.
Does ZIP code 52308 have a large retiree population?
55% of households in ZIP code 52308 receive Social Security income, suggesting a significant retiree or disability population.
Is ZIP code 52308 mostly owner-occupied?
85% of occupied units in ZIP code 52308 are owner-occupied, well above the national average.
What is the typical home value in ZIP code 52308?
The median home value in ZIP code 52308 is $98,600.
What timezone is ZIP code 52308 in?
ZIP code 52308 observes the CST timezone.