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Iowa ZIP Codes
Washington County
Brighton, IA
52540
52540 ZIP Code — Brighton, IA
Washington County, Iowa
ZIP code 52540 is located in
Brighton ,
Iowa ,
within Washington County .
It covers approximately 96.10 square miles and serves a population of
1,230 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 319 .
About ZIP code 52540
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $97,900. Owner-occupancy sits near the national average at 75%.
Median household income is $56,908. 35% 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. An above-average commute of 35 minutes suggests many residents work outside the immediate area.
College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.
Overall, ZIP code 52540 reflects a community defined by a trades-oriented workforce and a significant Social Security-dependent population.
52540 ZIP code map
View map of 52540
Cities in ZIP code 52540
Below are the cities the US Postal Service accepts for ZIP code 52540. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,230
Population density
13 / sq mi
State FIPS
19
County FIPS
183
Geography
Land area
96.10 sq mi
Water area
1.75 sq mi
Latitude
41.1592
Longitude
-91.8213
Timezone
Central (CT)
Area code
319
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
47.3%
39.1%
40.1%
$50k – $100k
40.5%
38.2%
33.4%
$100k – $200k
11.1%
19.5%
21.5%
Over $200k
1.1%
3.2%
5.0%
Demographics & statistics
$56,908
Median household income
18.1%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 301 24.5%
18 and over 929 75.5%
65 and over 238 19.3%
Median age 47.7 years
Race & ethnicity
Native Hawaiian / Pacific Islander
0.3%
Group Count %
White 1,183 94.9%
Two or more races 41 3.3%
Hispanic or Latino 16 1.3%
Native Hawaiian / Pacific Islander 4 0.3%
Other race 2 0.2%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
47.3%
39.1%
40.1%
$50k – $100k
40.5%
38.2%
33.4%
$100k – $200k
11.1%
19.5%
21.5%
Over $200k
1.1%
3.2%
5.0%
Range % of households
Under $10k 6.6%
$10k–$15k 3.2%
$15k–$25k 11.1%
$25k–$35k 7.8%
$35k–$50k 14.1%
$50k–$75k 21.1%
$75k–$100k 8.5%
$100k–$150k 19.1%
$150k–$200k 3.2%
$200k+ 5.4%
Median income $56,908
Housing
Housing overview
Metric Value
Median home value $97,900
Median rent / month $742
Owner occupied 74.6%
Renter occupied 25.4%
Vacant 9.0%
Single-family detached 86.4%
Large apartment buildings 0.0%
Mobile homes 7.2%
Median rooms 6.2
Avg household size (owned) 2.62
Year built
Era %
2020 or later 0.0%
2010–2019 3.6%
2000–2009 6.1%
1990–1999 6.0%
1980–1989 2.9%
1970–1979 13.0%
1960–1969 7.6%
1950–1959 2.5%
1940–1949 9.9%
1939 or earlier 48.3%
Bedrooms
Size % of units
No bedroom (studio) 1.4%
1 bedroom 2.0%
2 bedrooms 35.1%
3 bedrooms 36.9%
4 bedrooms 21.3%
5+ bedrooms 3.3%
Vehicles per household
Vehicles % of households
No vehicle 6.8%
1 vehicle 19.5%
2 vehicles 32.4%
3 or more 41.4%
Heating fuel
Fuel type %
Utility gas 42.9%
Electricity 23.3%
Propane / LP gas 22.9%
Fuel oil 1.8%
Wood 9.1%
Households & families
Household type Count %
Married-couple family 272 54.1%
Cohabiting couple 32 6.4%
Male householder, no spouse 106 21.1%
Female householder, no spouse 93 18.5%
Households with children under 18 138 27.4%
Households with seniors (65+) 175 34.8%
Average household size 2.45
Marital status
Status Male Female
Never married 17.1% 11.3%
Married 57.7% 63.1%
Separated 2.8% 2.9%
Widowed 8.3% 11.3%
Divorced 14.2% 11.5%
Education
Some HS, no diploma
14.6%
Some college, no degree
18.8%
Graduate / professional
2.4%
Metric %
HS diploma or higher 83.2%
Bachelor's or higher 18.1%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 24 10.9%
Kindergarten 20 9.0%
Elementary school 114 51.6%
High school 44 19.9%
College / grad school 19 8.6%
Employment
Industry of employment
Education & healthcare
22.9%
Finance & real estate
12.3%
Transportation & utilities
7.2%
Public administration
6.2%
Professional & management
5.9%
Agriculture & mining
4.2%
Arts, food & hospitality
3.7%
Occupation
Category %
Management, business & arts 45.1%
Service 10.3%
Sales & office 10.3%
Natural resources & construction 9.2%
Production & transportation 25.1%
Employment type
Type %
Private sector 81.5%
Government 13.2%
Self-employed 5.3%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 83.5%
Carpool 6.3%
Public transit 0.0%
Walk 1.4%
Work from home 5.9%
Other means 2.9%
Avg commute (minutes) 35.2
Poverty
Married-couple families
7.7%
Female-led households
43.2%
Income support
Source % of households
Social Security 35.4%
Retirement income 24.1%
Supplemental Security 7.2%
Cash public assistance 4.0%
Food stamps / SNAP 12.1%
Health indicators
Condition %
Obesity 37.0%
High blood pressure 33.2%
High cholesterol 32.8%
Diabetes 9.8%
Heart disease 6.8%
Stroke 3.0%
Asthma 9.2%
Arthritis 24.6%
Kidney disease 2.8%
Pulmonary disease 6.9%
Cancer 7.1%
Behavior / access %
Smoking 17.8%
Binge drinking 21.5%
No physical activity 23.9%
Less than 7 hrs sleep 29.5%
Depression 17.6%
Fair or poor health 12.7%
Poor mental health 13.4%
Poor physical health 9.7%
No health insurance 9.3%
Visited doctor (checkup) 74.0%
Visited dentist 67.6%
Cholesterol screening 88.8%
Teeth loss 12.5%
Veterans & disability
Veterans Count %
Civilian veterans 81 8.7%
Disability %
Any disability 15.9%
Under 18 2.7%
18–64 years 10.0%
65 and over 50.0%
Health insurance coverage
Type %
Private insurance 59.7%
Public insurance 44.3%
No insurance 8.4%
Uninsured under 19 2.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,113 90.5%
Spanish 3 0.3%
Other Indo-European 3 0.3%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,222 99.3%
Born in same state 1,222 99.3%
Born in different state 1,040 84.6%
Foreign born 0 0.0%
Naturalized citizen 8 0.7%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Italian 288 23.4%
French 70 5.7%
Arab 24 2%
English 12 1%
Ancestry Count %
Polish 11 0.9%
German 8 0.7%
Irish 3 0.2%
Technology access
Metric % of households
Computer access 40.9%
Internet access 88.3%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 52540
What city is ZIP code 52540 in?
ZIP code 52540 is primarily assigned to Brighton, Iowa.
What county is ZIP code 52540 in?
ZIP code 52540 falls within Washington County, Iowa.
What is the poverty rate in ZIP code 52540?
17% of residents in ZIP code 52540 live below the poverty line, above the national average.
What is the typical home value in ZIP code 52540?
The median home value in ZIP code 52540 is $97,900.
Does ZIP code 52540 have a large retiree population?
35% of households in ZIP code 52540 receive Social Security income, suggesting a significant retiree or disability population.
What is the population of ZIP code 52540?
ZIP code 52540 has an estimated population of 1,230 residents, with a density of 13 people per square mile.
What timezone is ZIP code 52540 in?
ZIP code 52540 observes the CST timezone.
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