Green County, WI ZIP Codes

Wisconsin (WI)  ·  8 ZIP codes  ·  8 cities
8
ZIP codes
36,988
population (2021)
+0.4%
pop change since 2010
55045
FIPS code
Green County ZIP code map
About Green County
Green County is located in Wisconsin and contains 8 ZIP codes across 8 cities and communities. The county's population was 36,988 as of 2021, an increase of 0.4% from 36,842 in 2010. The timezone is Mountain Time (observes DST). The Federal Information Processing System (FIPS) code for Green County is 55045.
Population
2021 population36,988
2010 population36,842
Change+0.4%
County details
StateWisconsin
FIPS code55045
TimezoneMountain
Daylight savingYes
Cities in Green County
ZIP codes for Green County, WI (8)

Demographics & statistics

36,658
Population
43.7
Median age
$76,312
Median household income
$40,770
Per capita income
$228,025
Median home value
$861
Median monthly rent
78.7%
Home ownership
7.1%
Poverty rate
3.0%
Unemployment
12,256
Housing units
23.6%
Bachelor's or higher

Age distribution

Male Female
941
Under 5
876
1,064
5–9
991
1,273
10–14
1,184
1,153
15–19
1,074
926
20–24
861
2,107
25–34
1,961
2,283
35–44
2,124
2,513
45–54
2,338
1,515
55–59
1,410
1,491
60–64
1,387
2,240
65–74
2,084
966
75–84
899
516
85+
481
← Male
Female →

Age summary

GroupCount%
Under 187,85121.6%
18 and over28,80778.4%
65 and over7,18618.5%
Median age43.7 years

Race & ethnicity

White 92.7%
Two or more races 3%
Hispanic or Latino 2.4%
Other race 0.9%
Black or African American 0.6%
Asian 0.2%
American Indian / Alaska Native 0.1%
GroupCount%
White34,81492.7%
Two or more races1,1413%
Hispanic or Latino9062.4%
Other race3520.9%
Black or African American2200.6%
Asian920.2%
American Indian / Alaska Native390.1%

Household income

Under $10k 2.5%
$10k–$15k 2.4%
$15k–$25k 6.0%
$25k–$35k 5.6%
$35k–$50k 10.1%
$50k–$75k 20.3%
$75k–$100k 17.7%
$100k–$150k 20.7%
$150k–$200k 7.1%
$200k+ 7.6%
Range% of households
Under $10k2.5%
$10k–$15k2.4%
$15k–$25k6.0%
$25k–$35k5.6%
$35k–$50k10.1%
$50k–$75k20.3%
$75k–$100k17.7%
$100k–$150k20.7%
$150k–$200k7.1%
$200k+7.6%
Median income$76,312

Housing

Home values

Under $50k 3.5%
$50k–$100k 6.7%
$100k–$150k 13.9%
$150k–$200k 18.6%
$200k–$300k 27.3%
$300k–$500k 20.7%
$500k–$1M 7.6%
$1M+ 1.7%

Housing overview

MetricValue
Median home value$228,025
Median rent / month$861
Owner occupied78.7%
Renter occupied21.3%
Vacant5.3%
Single-family detached82.5%
Large apartment buildings1.4%
Mobile homes3.3%
Median rooms6.3
Avg household size (owned)2.54

Year built

Era%
2020 or later0.2%
2010–20193.5%
2000–200912.7%
1990–199913.0%
1980–19897.7%
1970–197914.4%
1960–19696.3%
1950–19596.4%
1940–19495.3%
1939 or earlier30.6%

Bedrooms

Size% of units
No bedroom (studio)1.0%
1 bedroom6.1%
2 bedrooms23.2%
3 bedrooms45.1%
4 bedrooms20.3%
5+ bedrooms4.2%

Vehicles per household

Vehicles% of households
No vehicle2.9%
1 vehicle24.4%
2 vehicles39.5%
3 or more33.2%

Heating fuel

Fuel type%
Utility gas38.8%
Electricity10.2%
Propane / LP gas38.1%
Fuel oil6.1%
Wood5.5%
No fuel used0.8%

Households & families

Household typeCount%
Married-couple family7,85556.2%
Cohabiting couple1,1667.8%
Male householder, no spouse3,01018.0%
Female householder, no spouse3,44418.0%
Households with children under 184,28728.5%
Households with seniors (65+)5,14131.6%
Average household size2.43

Marital status

StatusMaleFemale
Never married27.7%22.5%
Married58.3%56.3%
Separated0.6%1.5%
Widowed2.3%7.2%
Divorced11.2%12.5%

Education

Less than 9th grade 1.9%
Some HS, no diploma 5.0%
HS graduate 35.9%
Some college, no degree 20.2%
Associate's degree 13.5%
Bachelor's degree 15.8%
Graduate / professional 7.8%
Metric%
HS diploma or higher93.1%
Bachelor's or higher23.6%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool4286.0%
Kindergarten4555.2%
Elementary school3,48446.7%
High school1,82224.9%
College / grad school1,30017.2%

Employment

Industry of employment

Education & healthcare 20.5%
Manufacturing 19.5%
Retail trade 11.9%
Construction 8.3%
Professional & management 7.3%
Agriculture & mining 6.2%
Other services 5.2%
Finance & real estate 5.0%
Arts, food & hospitality 4.8%
Transportation & utilities 4.6%
Public administration 3.0%
Wholesale trade 2.7%
Information 1.0%

Occupation

Category%
Management, business & arts34.2%
Service13.1%
Sales & office19.2%
Natural resources & construction13.3%
Production & transportation20.2%

Employment type

Type%
Private sector80.1%
Government10.9%
Self-employed8.7%
Unpaid family workers0.3%

Commute

Method%
Drive alone80.6%
Carpool6.6%
Public transit0.0%
Walk3.2%
Other means0.9%
Avg commute (minutes)26.8

Poverty

All people 7.1%
Under 18 years 10.7%
18 and over 6.0%
Married-couple families 2.2%
Female-led households 18.8%

Income support

Source% of households
Social Security32.6%
Retirement income27.0%
Supplemental Security5.1%
Cash public assistance1.9%
Food stamps / SNAP7.8%

Health indicators

Condition%
High blood pressure30.9%
High cholesterol32.8%
Heart disease5.8%
Stroke2.7%
Asthma9.5%
Arthritis23.8%
Kidney disease2.7%
Pulmonary disease6.0%
Cancer6.9%
Behavior / access%
Binge drinking25.0%
No physical activity19.9%
Less than 7 hrs sleep29.8%
Fair or poor health11.4%
Poor mental health13.1%
Poor physical health9.6%
No health insurance9.7%
Visited doctor (checkup)72.2%
Visited dentist70.4%
Cholesterol screening88.2%
Teeth loss11.2%

Veterans & disability

VeteransCount%
Civilian veterans2,0866.9%
Disability%
Any disability11.8%
Under 184.3%
18–64 years9.9%
65 and over27.3%

Health insurance coverage

Type%
Private insurance77.1%
Public insurance33.6%
Uninsured under 193.5%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only34,84195.3%
Spanish4310.8%
Other Indo-European3650.6%
Asian & Pacific Islander430.2%
Other languages230.0%

Place of birth & citizenship

OriginCount%
Native born (US)35,97098.5%
Born in same state35,80598.0%
Born in different state27,52075.7%
Foreign born1650.5%
Naturalized citizen6881.5%
Not a US citizen36253.9%

Ancestry

AncestryCount%
Polish5,40414.7%
Italian4,22911.5%
French3,1638.6%
Arab1,3473.7%
English4191.1%
AncestryCount%
Dutch3320.9%
German1690.5%
Irish890.2%
Norwegian520.1%

Technology access

Metric% of households
Computer access41.1%
Internet access91.4%

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

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