52361 ZIP Code — Williamsburg, IA
Iowa County, Iowa
ZIP code 52361 is located in Williamsburg, Iowa, within Iowa County. It covers approximately 129.81 square miles and serves a population of 4,784 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 319.
About ZIP code 52361
The housing stock consists of a mix of housing types. Most homes were built in the 1970s, giving the area an established character. Median home value is $189,500. Owner-occupancy sits near the national average at 66%.
The gap between median ($68,333) and mean household income suggests income inequality — a small number of higher earners pull the average up. 33% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 22 minutes is near the national average.
Educational attainment is near the national average, with 31% of residents holding a bachelor's degree or higher.
4,784
population
129.81
sq mi land
Standard
ZIP type
Central (CT)
timezone
52361 ZIP code map
Cities in ZIP code 52361
Below are the cities the US Postal Service accepts for ZIP code 52361. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Williamsburg | Preferred |
Nearby ZIP codes
52334 South Amana (7.2 mi)
52325 Parnell (7.5 mi)
52316 North English (8.1 mi)
52301 Marengo (10.3 mi)
52251 Ladora (10.8 mi)
52204 Amana (12.6 mi)
52203 Amana (13.8 mi)
52335 South English (13.9 mi)
52356 Wellman (14.4 mi)
52322 Oxford (14.5 mi)
52347 Victor (14.7 mi)
52222 Deep River (16.8 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 4,784 |
| Population density | 37 / sq mi |
| State FIPS | 19 |
| County FIPS | 095 |
| Geography | |
|---|---|
| Land area | 129.81 sq mi |
| Water area | 0.20 sq mi |
| Latitude | 41.6492 |
| Longitude | -92.0080 |
| 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 | 38.2% | 36.6% | 40.1% |
| $50k – $100k | 40.1% | 36.7% | 33.4% |
| $100k – $200k | 20.3% | 23.2% | 21.5% |
| Over $200k | 1.5% | 3.5% | 5.0% |
Demographics & statistics
4,784
Population
37
People per sq mi
40.8
Median age
$68,333
Median household income
$46,553
Per capita income
$189,500
Median home value
$775
Median monthly rent
66.1%
Home ownership
10.6%
Poverty rate
5.4%
Unemployment
1,429
Housing units
30.8%
Bachelor's or higher
Age distribution
Male
Female
118
Under 5
112
163
5–9
154
189
10–14
179
126
15–19
118
212
20–24
200
272
25–34
256
297
35–44
280
349
45–54
329
157
55–59
148
208
60–64
196
150
65–74
142
136
75–84
129
84
85+
80
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 1,070 | 22.4% |
| 18 and over | 3,714 | 77.6% |
| 65 and over | 721 | 15.1% |
| Median age | 40.8 years | |
Race & ethnicity
White
95.1%
Two or more races
3.6%
Black or African American
0.8%
Asian
0.5%
| Group | Count | % |
|---|---|---|
| White | 4,551 | 95.1% |
| Two or more races | 171 | 3.6% |
| Black or African American | 38 | 0.8% |
| Asian | 24 | 0.5% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 38.2% | 36.6% | 40.1% |
| $50k – $100k | 40.1% | 36.7% | 33.4% |
| $100k – $200k | 20.3% | 23.2% | 21.5% |
| Over $200k | 1.5% | 3.5% | 5.0% |
Under $10k
2.8%
$10k–$15k
2.6%
$15k–$25k
6.1%
$25k–$35k
7.9%
$35k–$50k
12.5%
$50k–$75k
20.7%
$75k–$100k
13.7%
$100k–$150k
18.0%
$150k–$200k
9.5%
$200k+
6.1%
| Range | % of households |
|---|---|
| Under $10k | 2.8% |
| $10k–$15k | 2.6% |
| $15k–$25k | 6.1% |
| $25k–$35k | 7.9% |
| $35k–$50k | 12.5% |
| $50k–$75k | 20.7% |
| $75k–$100k | 13.7% |
| $100k–$150k | 18.0% |
| $150k–$200k | 9.5% |
| $200k+ | 6.1% |
| Median income | $68,333 |
Housing
Home values
Under $50k
3.9%
$50k–$100k
2.7%
$100k–$150k
13.7%
$150k–$200k
36.3%
$200k–$300k
19.4%
$300k–$500k
16.6%
$500k–$1M
5.3%
$1M+
2.1%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $189,500 |
| Median rent / month | $775 |
| Owner occupied | 66.1% |
| Renter occupied | 33.9% |
| Vacant | 3.7% |
| Single-family detached | 70.0% |
| Large apartment buildings | 4.9% |
| Mobile homes | 3.2% |
| Median rooms | 6.1 |
| Avg household size (owned) | 2.62 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 4.4% |
| 2000–2009 | 15.5% |
| 1990–1999 | 12.4% |
| 1980–1989 | 10.7% |
| 1970–1979 | 20.1% |
| 1960–1969 | 16.0% |
| 1950–1959 | 4.5% |
| 1940–1949 | 2.4% |
| 1939 or earlier | 14.1% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 8.2% |
| 2 bedrooms | 30.5% |
| 3 bedrooms | 39.0% |
| 4 bedrooms | 13.1% |
| 5+ bedrooms | 9.0% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 1.2% |
| 1 vehicle | 30.0% |
| 2 vehicles | 38.9% |
| 3 or more | 29.8% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 62.0% |
| Electricity | 16.5% |
| Propane / LP gas | 18.4% |
| Wood | 0.6% |
| No fuel used | 1.1% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 967 | 47.3% |
| Cohabiting couple | 188 | 9.2% |
| Male householder, no spouse | 401 | 19.6% |
| Female householder, no spouse | 488 | 23.9% |
| Households with children under 18 | 542 | 26.5% |
| Households with seniors (65+) | 534 | 26.1% |
| Average household size | 2.26 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 40.7% | 30.9% |
| Married | 51.9% | 46.9% |
| Separated | 0.0% | 0.0% |
| Widowed | 1.6% | 14.7% |
| Divorced | 5.7% | 7.6% |
Education
Less than 9th grade
1.7%
Some HS, no diploma
3.3%
HS graduate
28.9%
Some college, no degree
17.1%
Associate's degree
18.2%
Bachelor's degree
22.9%
Graduate / professional
7.9%
| Metric | % |
|---|---|
| HS diploma or higher | 95.0% |
| Bachelor's or higher | 30.8% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 76 | 7.0% |
| Kindergarten | 84 | 7.7% |
| Elementary school | 533 | 49.0% |
| High school | 195 | 17.9% |
| College / grad school | 199 | 18.3% |
Employment
Industry of employment
Education & healthcare
37.0%
Manufacturing
15.3%
Retail trade
11.2%
Arts, food & hospitality
8.6%
Construction
7.3%
Professional & management
5.4%
Finance & real estate
4.6%
Agriculture & mining
4.4%
Public administration
2.5%
Transportation & utilities
1.2%
Other services
1.2%
Wholesale trade
0.7%
Information
0.6%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 38.6% |
| Service | 21.6% |
| Sales & office | 11.7% |
| Natural resources & construction | 12.0% |
| Production & transportation | 16.1% |
Employment type
| Type | % |
|---|---|
| Private sector | 69.8% |
| Government | 24.6% |
| Self-employed | 5.6% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 78.0% |
| Carpool | 12.1% |
| Public transit | 0.0% |
| Walk | 2.1% |
| Work from home | 5.9% |
| Other means | 1.9% |
| Avg commute (minutes) | 22.2 |
Poverty
All people
10.6%
Under 18 years
14.1%
18 and over
9.5%
Married-couple families
1.1%
Female-led households
36.4%
Income support
| Source | % of households |
|---|---|
| Social Security | 33.0% |
| Retirement income | 22.8% |
| Supplemental Security | 1.4% |
| Cash public assistance | 2.4% |
| Food stamps / SNAP | 6.1% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 39.8% |
| High blood pressure | 33.5% |
| High cholesterol | 30.6% |
| Diabetes | 10.1% |
| Heart disease | 7.0% |
| Stroke | 3.2% |
| Asthma | 9.3% |
| Arthritis | 25.3% |
| Kidney disease | 3.0% |
| Pulmonary disease | 6.9% |
| Cancer | 7.6% |
| Behavior / access | % |
|---|---|
| Smoking | 17.2% |
| Binge drinking | 21.3% |
| No physical activity | 24.5% |
| Less than 7 hrs sleep | 30.8% |
| Depression | 18.1% |
| Fair or poor health | 12.8% |
| Poor mental health | 13.3% |
| Poor physical health | 9.9% |
| No health insurance | 9.2% |
| Visited doctor (checkup) | 75.0% |
| Visited dentist | 67.5% |
| Cholesterol screening | 89.0% |
| Teeth loss | 13.1% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 200 | 5.4% |
| Disability | % |
|---|---|
| Any disability | 15.1% |
| Under 18 | 2.4% |
| 18–64 years | 11.5% |
| 65 and over | 50.4% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 76.7% |
| Public insurance | 32.8% |
| No insurance | 2.6% |
| Uninsured under 19 | 3.9% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 4,554 | 95.2% |
| Spanish | 2 | 0.0% |
| Other Indo-European | 0 | 0.0% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 4,766 | 99.6% |
| Born in same state | 4,731 | 98.9% |
| Born in different state | 3,907 | 81.7% |
| Foreign born | 35 | 0.7% |
| Naturalized citizen | 18 | 0.4% |
| Not a US citizen | 0 | 0.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 494 | 10.3% |
| French | 432 | 9% |
| Arab | 339 | 7.1% |
| Polish | 265 | 5.5% |
| Ancestry | Count | % |
|---|---|---|
| English | 228 | 4.8% |
| Dutch | 25 | 0.5% |
| German | 1 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 42.7% |
| Internet access | 96.3% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 52361
What city is ZIP code 52361 in?
ZIP code 52361 is primarily assigned to Williamsburg, Iowa.
What county is ZIP code 52361 in?
ZIP code 52361 falls within Iowa County, Iowa.
What is the typical home value in ZIP code 52361?
The median home value in ZIP code 52361 is $189,500.
What is the population of ZIP code 52361?
ZIP code 52361 has an estimated population of 4,784 residents, with a density of 37 people per square mile.
What is the median household income in ZIP code 52361?
The median household income in ZIP code 52361 is $68,333, below the national median of ~$75,000.
What timezone is ZIP code 52361 in?
ZIP code 52361 observes the CST timezone.