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Iowa ZIP Codes
Bremer County
Janesville, IA
50647
50647 ZIP Code — Janesville, IA
Bremer County, Iowa
ZIP code 50647 is located in
Janesville ,
Iowa ,
within Bremer County .
It covers approximately 30.40 square miles and serves a population of
2,032 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 319 .
About ZIP code 50647
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 $267,000. Owner-occupancy is high at 95%, well above the national average.
Median household income is $94,898. The poverty rate of 3% is below the national average.
The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 20 minutes is near the national average.
Educational attainment is near the national average, with 26% of residents holding a bachelor's degree or higher.
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Cities in ZIP code 50647
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
2,032
Population density
67 / sq mi
State FIPS
19
County FIPS
017
Geography
Land area
30.40 sq mi
Water area
0.61 sq mi
Latitude
42.6492
Longitude
-92.4756
Timezone
Central (CT)
Area code
319
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
24.9%
30.8%
40.1%
$50k – $100k
37.8%
37.7%
33.4%
$100k – $200k
35.6%
28.2%
21.5%
Over $200k
1.7%
3.3%
5.0%
Demographics & statistics
$94,898
Median household income
$267,000
Median home value
25.7%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 543 26.7%
18 and over 1,489 73.3%
65 and over 308 15.2%
Median age 41.4 years
Race & ethnicity
Black or African American
0.2%
Group Count %
White 1,977 97.1%
Two or more races 50 2.5%
Black or African American 4 0.2%
Hispanic or Latino 3 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
24.9%
30.8%
40.1%
$50k – $100k
37.8%
37.7%
33.4%
$100k – $200k
35.6%
28.2%
21.5%
Over $200k
1.7%
3.3%
5.0%
Range % of households
Under $10k 1.4%
$10k–$15k 2.0%
$15k–$25k 4.8%
$25k–$35k 1.7%
$35k–$50k 11.3%
$50k–$75k 10.8%
$75k–$100k 19.6%
$100k–$150k 32.2%
$150k–$200k 12.8%
$200k+ 3.3%
Median income $94,898
Housing
Housing overview
Metric Value
Median home value $267,000
Median rent / month $538
Owner occupied 94.9%
Renter occupied 5.1%
Vacant 9.2%
Single-family detached 93.9%
Large apartment buildings 0.0%
Mobile homes 1.4%
Median rooms 6.5
Avg household size (owned) 2.65
Year built
Era %
2020 or later 0.0%
2010–2019 8.7%
2000–2009 14.2%
1990–1999 11.2%
1980–1989 5.4%
1970–1979 21.0%
1960–1969 7.7%
1950–1959 6.7%
1940–1949 2.9%
1939 or earlier 22.2%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 2.2%
2 bedrooms 22.4%
3 bedrooms 49.0%
4 bedrooms 19.3%
5+ bedrooms 7.2%
Vehicles per household
Vehicles % of households
No vehicle 0.9%
1 vehicle 18.1%
2 vehicles 42.7%
3 or more 38.3%
Heating fuel
Fuel type %
Utility gas 36.4%
Electricity 22.9%
Propane / LP gas 31.6%
Fuel oil 2.0%
Wood 7.1%
Households & families
Household type Count %
Married-couple family 531 67.6%
Cohabiting couple 62 7.9%
Male householder, no spouse 118 15.0%
Female householder, no spouse 75 9.5%
Households with children under 18 279 35.5%
Households with seniors (65+) 211 26.8%
Average household size 2.59
Marital status
Status Male Female
Never married 21.7% 13.9%
Married 66.9% 74.4%
Separated 0.8% 0.6%
Widowed 2.8% 5.6%
Divorced 7.7% 5.6%
Education
Some college, no degree
23.3%
Graduate / professional
5.9%
Metric %
HS diploma or higher 96.5%
Bachelor's or higher 25.7%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 33 6.8%
Kindergarten 48 9.9%
Elementary school 252 52.0%
High school 92 19.0%
College / grad school 60 12.4%
Employment
Industry of employment
Education & healthcare
19.2%
Finance & real estate
8.2%
Transportation & utilities
5.0%
Arts, food & hospitality
5.0%
Professional & management
3.8%
Public administration
1.1%
Agriculture & mining
0.5%
Occupation
Category %
Management, business & arts 29.5%
Service 9.4%
Sales & office 22.9%
Natural resources & construction 18.8%
Production & transportation 19.4%
Employment type
Type %
Private sector 72.3%
Government 18.8%
Self-employed 8.7%
Unpaid family workers 0.3%
Commute
Method %
Drive alone 82.9%
Carpool 10.9%
Public transit 0.0%
Walk 1.6%
Work from home 4.6%
Other means 0.0%
Avg commute (minutes) 20.2
Poverty
Married-couple families
0.8%
Female-led households
0.0%
Income support
Source % of households
Social Security 27.5%
Retirement income 26.2%
Supplemental Security 6.7%
Cash public assistance 0.4%
Food stamps / SNAP 4.8%
Health indicators
Condition %
Obesity 38.7%
High blood pressure 33.8%
High cholesterol 34.0%
Diabetes 9.9%
Heart disease 6.7%
Stroke 2.9%
Asthma 8.9%
Arthritis 25.7%
Kidney disease 2.9%
Pulmonary disease 6.4%
Cancer 7.6%
Behavior / access %
Smoking 15.3%
Binge drinking 21.8%
No physical activity 21.9%
Less than 7 hrs sleep 29.1%
Depression 16.9%
Fair or poor health 11.4%
Poor mental health 12.3%
Poor physical health 9.0%
No health insurance 7.7%
Visited doctor (checkup) 77.2%
Visited dentist 72.7%
Cholesterol screening 90.3%
Teeth loss 10.0%
Veterans & disability
Veterans Count %
Civilian veterans 90 6.0%
Disability %
Any disability 8.6%
Under 18 1.8%
18–64 years 8.6%
65 and over 20.8%
Health insurance coverage
Type %
Private insurance 88.8%
Public insurance 23.5%
No insurance 1.4%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,894 93.2%
Spanish 5 0.3%
Other Indo-European 5 0.3%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 2,023 99.6%
Born in same state 2,011 99.0%
Born in different state 1,753 86.3%
Foreign born 12 0.6%
Naturalized citizen 9 0.4%
Not a US citizen 4 44.4%
Ancestry
Ancestry Count %
Italian 197 9.7%
Arab 181 8.9%
French 160 7.9%
Polish 106 5.2%
Ancestry Count %
Dutch 56 2.8%
English 37 1.8%
German 4 0.2%
Technology access
Metric % of households
Computer access 38.7%
Internet access 95.9%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 50647
What city is ZIP code 50647 in?
ZIP code 50647 is primarily assigned to Janesville, Iowa.
What county is ZIP code 50647 in?
ZIP code 50647 falls within Bremer County, Iowa.
Is ZIP code 50647 mostly owner-occupied?
95% of occupied units in ZIP code 50647 are owner-occupied, well above the national average.
What is the population of ZIP code 50647?
ZIP code 50647 has an estimated population of 2,032 residents, with a density of 67 people per square mile.
What is the median household income in ZIP code 50647?
The median household income in ZIP code 50647 is $94,898, above the national median of ~$75,000.
What is the typical home value in ZIP code 50647?
The median home value in ZIP code 50647 is $267,000.
What timezone is ZIP code 50647 in?
ZIP code 50647 observes the CST timezone.
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