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Minnesota ZIP Codes
Sibley County
Green Isle, MN
55338
55338 ZIP Code — Green Isle, MN
Sibley County, Minnesota
ZIP code 55338 is located in
Green Isle ,
Minnesota ,
within Sibley County .
It covers approximately 40.77 square miles and serves a population of
1,066 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 507 .
About ZIP code 55338
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 $235,700. Owner-occupancy is high at 96%, well above the national average.
Median household income is $82,589. The poverty rate of 2% is below the national average.
The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 30 minutes is near the national average.
College attainment at 16% is below the national average, consistent with a trades and production-oriented local economy.
Overall, ZIP code 55338 reflects a community defined by a trades-oriented workforce and high homeownership.
55338 ZIP code map
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Cities in ZIP code 55338
Below are the cities the US Postal Service accepts for ZIP code 55338. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,066
Population density
26 / sq mi
State FIPS
27
County FIPS
143
Geography
Land area
40.77 sq mi
Water area
1.52 sq mi
Latitude
44.6665
Longitude
-93.9760
Timezone
Central (CT)
Area code
507
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
32.4%
40.0%
33.6%
$50k – $100k
42.8%
34.4%
31.5%
$100k – $200k
21.4%
21.8%
26.5%
Over $200k
3.4%
3.8%
8.5%
Demographics & statistics
$82,589
Median household income
$235,700
Median home value
$1,325
Median monthly rent
16.3%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 227 21.3%
18 and over 839 78.7%
65 and over 186 17.4%
Median age 41.0 years
Race & ethnicity
Black or African American
0.9%
Group Count %
White 995 90.4%
Hispanic or Latino 35 3.2%
Other race 32 2.9%
Two or more races 27 2.5%
Black or African American 10 0.9%
Asian 2 0.2%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
32.4%
40.0%
33.6%
$50k – $100k
42.8%
34.4%
31.5%
$100k – $200k
21.4%
21.8%
26.5%
Over $200k
3.4%
3.8%
8.5%
Range % of households
Under $10k 1.6%
$15k–$25k 4.5%
$25k–$35k 3.1%
$35k–$50k 15.8%
$50k–$75k 22.4%
$75k–$100k 19.8%
$100k–$150k 20.7%
$150k–$200k 8.5%
$200k+ 3.8%
Median income $82,589
Housing
Housing overview
Metric Value
Median home value $235,700
Median rent / month $1,325
Owner occupied 95.8%
Renter occupied 4.2%
Vacant 6.2%
Single-family detached 92.1%
Large apartment buildings 0.0%
Mobile homes 5.3%
Median rooms 7.0
Avg household size (owned) 2.48
Year built
Era %
2020 or later 0.0%
2010–2019 3.3%
2000–2009 19.6%
1990–1999 7.1%
1980–1989 7.9%
1970–1979 8.8%
1960–1969 11.5%
1950–1959 6.0%
1940–1949 8.4%
1939 or earlier 27.4%
Bedrooms
Size % of units
No bedroom (studio) 0.7%
1 bedroom 2.2%
2 bedrooms 11.7%
3 bedrooms 53.2%
4 bedrooms 21.6%
5+ bedrooms 10.6%
Vehicles per household
Vehicles % of households
No vehicle 2.1%
1 vehicle 18.6%
2 vehicles 35.8%
3 or more 43.5%
Heating fuel
Fuel type %
Utility gas 47.5%
Electricity 8.5%
Propane / LP gas 37.4%
Fuel oil 2.8%
Wood 3.5%
Households & families
Household type Count %
Married-couple family 244 57.4%
Cohabiting couple 35 8.2%
Male householder, no spouse 102 24.0%
Female householder, no spouse 44 10.4%
Households with children under 18 109 25.6%
Households with seniors (65+) 120 28.2%
Average household size 2.51
Marital status
Status Male Female
Never married 39.0% 24.0%
Married 48.6% 63.2%
Separated 0.0% 1.3%
Widowed 0.4% 6.7%
Divorced 12.0% 4.8%
Education
Some HS, no diploma
10.0%
Some college, no degree
19.3%
Graduate / professional
1.8%
Metric %
HS diploma or higher 90.0%
Bachelor's or higher 16.3%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 5 2.4%
Kindergarten 32 15.3%
Elementary school 101 48.3%
High school 53 25.4%
College / grad school 18 8.6%
Employment
Industry of employment
Education & healthcare
17.5%
Agriculture & mining
11.3%
Transportation & utilities
6.9%
Professional & management
6.4%
Arts, food & hospitality
5.6%
Finance & real estate
2.7%
Public administration
0.8%
Occupation
Category %
Management, business & arts 32.8%
Service 10.6%
Sales & office 19.6%
Natural resources & construction 17.8%
Production & transportation 19.1%
Employment type
Type %
Private sector 81.4%
Government 5.5%
Self-employed 11.4%
Unpaid family workers 1.8%
Commute
Method %
Drive alone 77.7%
Carpool 5.6%
Public transit 0.0%
Walk 1.0%
Work from home 13.5%
Other means 2.3%
Avg commute (minutes) 29.5
Poverty
Married-couple families
1.6%
Female-led households
12.5%
Income support
Source % of households
Social Security 28.2%
Retirement income 20.0%
Supplemental Security 1.4%
Cash public assistance 1.4%
Food stamps / SNAP 1.9%
Health indicators
Condition %
Obesity 34.2%
High blood pressure 26.6%
High cholesterol 27.9%
Diabetes 8.1%
Heart disease 5.2%
Stroke 2.4%
Asthma 8.9%
Arthritis 21.1%
Kidney disease 2.3%
Pulmonary disease 5.0%
Cancer 6.0%
Behavior / access %
Smoking 20.0%
Binge drinking 22.4%
No physical activity 19.9%
Less than 7 hrs sleep 29.7%
Depression 22.4%
Fair or poor health 10.8%
Poor mental health 13.8%
Poor physical health 8.8%
No health insurance 11.4%
Visited doctor (checkup) 65.1%
Visited dentist 67.0%
Cholesterol screening 88.5%
Teeth loss 10.5%
Veterans & disability
Veterans Count %
Civilian veterans 51 6.1%
Disability %
Any disability 9.1%
Under 18 0.9%
18–64 years 6.0%
65 and over 30.1%
Health insurance coverage
Type %
Private insurance 84.5%
Public insurance 27.9%
No insurance 4.7%
Uninsured under 19 0.4%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,013 95.0%
Spanish 14 1.4%
Other Indo-European 9 0.9%
Asian & Pacific Islander 2 0.2%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,028 96.4%
Born in same state 1,026 96.2%
Born in different state 944 88.6%
Foreign born 2 0.2%
Naturalized citizen 38 3.6%
Not a US citizen 11 28.9%
Ancestry
Ancestry Count %
Italian 131 12.3%
Polish 72 6.8%
Arab 29 2.7%
English 21 2%
Ancestry Count %
French 15 1.4%
Irish 14 1.3%
Dutch 11 1%
German 7 0.7%
Technology access
Metric % of households
Computer access 39.9%
Internet access 90.6%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 55338
What city is ZIP code 55338 in?
ZIP code 55338 is primarily assigned to Green Isle, Minnesota.
What county is ZIP code 55338 in?
ZIP code 55338 falls within Sibley County, Minnesota.
Is ZIP code 55338 mostly owner-occupied?
96% of occupied units in ZIP code 55338 are owner-occupied, well above the national average.
What is the population of ZIP code 55338?
ZIP code 55338 has an estimated population of 1,066 residents, with a density of 26 people per square mile.
What is the median household income in ZIP code 55338?
The median household income in ZIP code 55338 is $82,589, above the national median of ~$75,000.
What is the typical home value in ZIP code 55338?
The median home value in ZIP code 55338 is $235,700.
What timezone is ZIP code 55338 in?
ZIP code 55338 observes the CST timezone.
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