Grantsburg, WI demographics:
population, income, and more

Total population
4,670
1.5% year-over-year change
Median household income
$63,750/yr
-0.4% year-over-year change
Housing units
2,717
0.3% year-over-year change

Grantsburg population

How many people live in Grantsburg

Grantsburg is home to 4,670 residents, according to the most recent Census data. Gender-wise, 52.3% of Grantsburg locals are male, and 47.7% are female.

Total population
4,670
1.5% year-over-year change
Gender ratio
Male
52.3%
2,442
Female
47.7%
2,228
Value Percent YoY change
Male 2,442 52.3% 3.3%
Female 2,228 47.7% -0.4%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Grantsburg is 45, with the population distributed as follows: about 16.7% are children under 15, then 8.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.5% of the population, while another 27.9% fall into the 45 to 64 bracket. Finally, around 22.3% are 65 or older.

Median age
45.2
Age breakdown
Under 15
16.7%
15 to 24
8.6%
25 to 44
24.5%
45 to 64
27.9%
Over 65
22.3%
Value Percent YoY change
Under 15 781 16.7% 3.0%
15 to 24 400 8.6% -6.3%
25 to 44 1,146 24.5% 1.5%
45 to 64 1,302 27.9% -0.8%
Over 65 1,040 22.3% 6.7%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Grantsburg, 97.4% of the population are US-born citizens, while 2.4% have gained naturalized citizenship. At the same time, 0.2% of residents are non-citizens. As for race, 90.7% of locals are Caucasian, 1.8% are African American and 0.9% have Asian roots. Another 0.9% are Indigenous American, 0.2% are Pacific Islanders, while 0.7% identify as another race. There’s also a share of 4.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.4%
Non-U.S.-born citizens
2.4%
Non-citizens
0.2%
Value Percent YoY change
U.S.-born citizens 4,551 97.4% 1.9%
Non-U.S.-born citizens 110 2.4% 6.8%
Non-citizens 9 0.2% -71.9%
Racial breakdown
White
90.7%
Black or African American
1.8%
American Indian and Alaska Native
0.9%
Asian
0.9%
Native Hawaiian and other Pacific Islander
0.2%
Two or more races
4.8%
Other
0.7%
Value Percent
White 4,234 90.7%
Black or African American 85 1.8%
American Indian and Alaska Native 44 0.9%
Asian 42 0.9%
Native Hawaiian and other Pacific Islander 8 0.2%
Two or more races 222 4.8%
Other 34 0.7%

Households in Grantsburg

A peek inside Grantsburg households

Grantsburg has 1,781 households, with an average of 3 members in each. Of these, 58.1% are families, while the remaining 41.9% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,781
2.1% year-over-year change
Average people per household
3
Non-family households
746
Family households
1,035
Value Percent YoY change
Non-family households 746 41.9% 8.6%
Family households 1,035 58.1% -2.1%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Grantsburg

The housing landscape of Grantsburg

Grantsburg's housing consists of 2,717 units, with 81.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.6% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 12.2% of the housing landscape.

Housing units
2,717
0.3% year-over-year change
Housing types
Value Percent
1 unit, detached 2,225 81.9%
1 unit, attached 15 0.6%
2 units 22 0.8%
3 or 4 units 28 1%
5 to 9 units 24 0.9%
10 to 19 units 19 0.7%
20 to 49 units 47 1.7%
Mobile home 331 12.2%
Boat, RV, van, etc. 7 0.3%
Homes built since 2020
14
366.7% year-over-year change

The age of buildings in Grantsburg

In Grantsburg, the median construction year is 1979. About 16.5% of homes were built before the 1940s, with another 3.4% going up by 1949. Most development happened in the second half of the 20th century. Then, 14% of homes were added from 2000 to 2009, 5.7% between 2010 and 2019, and 0.5% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 449 16.5% 1.4%
Built between 1940 and 1949 91 3.4% -24.2%
Built between 1950 and 1959 111 4.1% -9.8%
Built between 1960 and 1969 281 10.4% 17.1%
Built between 1970 and 1979 480 17.7% 0.6%
Built between 1980 and 1989 373 13.7% -8.1%
Built between 1990 and 1999 381 14% 0.3%
Built between 2000 and 2009 381 14% -8.8%
Built between 2010 and 2019 155 5.7% 56.6%
Built in 2020 or later 14 0.5% 366.7%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Grantsburg occupancy rates

Out of the 1,781 occupied housing units in Grantsburg, 85.4% are owner-occupied, while 14.6% are lived in by tenants. Meanwhile, 34.4% of all homes on the local market sit vacant.

Occupied housing units
1,781
2.1% year-over-year change
Occupancy breakdown
Renter occupied
261
Owner occupied
1,520
Value Percent YoY
change
Renter occupied 261 14.6% -7.1%
Owner occupied 1,520 85.4% 3.8%
Unoccupied housing units
34.4%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Grantsburg housing costs

Housing costs in Grantsburg come to a median of $765 per month, while tenants specifically pay a median gross rent of $822.

Median housing costs per month
$765/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Grantsburg
$822/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Grantsburg

Grantsburg education at a glance

About 45.7% of the population in Grantsburg went to high school, while 22% pursued college studies. Another 11% earned an associate degree and 14.3% hold a bachelor’s. Meanwhile, 4.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 103 2.8% 10.8%
High school diploma 1,705 45.7% 2.8%
College diploma 820 22% 2.4%
Associate degree 412 11% 0.2%
Bachelor's degree 534 14.3% -2.7%
Graduate degree 160 4.3% 0.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Grantsburg

How much people earn in Grantsburg

The average annual household income in Grantsburg was $88,036 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.6% change from the previous year. At the same time, the median income stood at $63,750, reflecting a -0.4% shift over the same period.

Average household income in Grantsburg
$88,036/year
2.6% year-over-year change
Median household income in Grantsburg
$63,750/year
-0.4% year-over-year change

Grantsburg income by age

In Grantsburg, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $96,346. Those with someone between 45 and 64 in charge, often well established professionally, earn $69,837 overall. Overall, 88.1% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $96,346 6.1%
45 - 64 $69,837 3.5%
Over 65 $45,050 -0.5%
Above poverty level
4,028
Below poverty level
544
Value Percent YoY
change
Above poverty level 4,028 88.1% 0.9%
Below poverty level 544 11.9% 3.2%

Average renter income in Grantsburg

To get a better sense of what renters earn on average in Grantsburg, their median household income was $38,125 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 25.9%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$38,125
Rent-to-income ratio
25.9%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Grantsburg

Workforce and job types in Grantsburg

59.6% of the working population are employed in professional or administrative positions, while 40.4% are in hands-on or service-based jobs. Also, 11.5% run their own businesses, 66.9% are employed by private companies, and 13.2% work in the public sector.

Workforce demographics

White collar
1,334
Blue collar
905
Value Percent YoY change
White collar 1,334 59.6% -1.2%
Blue collar 905 40.4% 4.8%
Employer type
Self employees
11.5%
Private companies
66.9%
Governmental workers
13.2%
Not for profit companies
8.4%
Value Percent YoY change
Self employees 257 11.5% 11.3%
Private companies 1,497 66.9% -0.9%
Governmental workers 296 13.2% 2.8%
Not for profit companies 188 8.4% 1.6%

Transportation in Grantsburg

How people get around in Grantsburg

In Grantsburg, the average commute time is 29 minutes. Commuting methods vary: 92.6% of residents travel by personal vehicle and 4.4% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
29 min
Means of transportation
Value Percent YoY change
Car 1,854 92.6% -1.6%
Bus or trolleybus 51 2.6% 24.4%
Motorcycle 3 0.2% 50.0%
Bicycle 6 0.3% -14.3%
Walk 89 4.4% 41.3%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Grantsburg by zipcode?

Zipcode Population Number of households Median income Average income
54840 4,775 1,821 $63,750 $88,038

Explore more communities

FAQs about Grantsburg demographics 

What is the total population of Grantsburg?

Grantsburg has a total population of 4,670 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +1.5% compared to a year ago.

What is the gender ratio in Grantsburg?

The gender ratio in Grantsburg is as follows:
  • 52.3% males (2,442 residents)
  • 47.7% females (2,228 residents)

What is the median age in Grantsburg?

The median age in Grantsburg is 45.2.

What is the age distribution of the population in Grantsburg?

The age distribution in Grantsburg is as follows:
  • Under 15: 16.7% (781 residents)
  • Ages 15-24: 8.6% (400 residents)
  • Ages 25-44: 24.5% (1,146 residents)
  • Ages 45-64: 27.9% (1,302 residents)
  • Over 65: 22.3% (1,040 residents)

What is the racial and ethnic makeup of Grantsburg?

The racial and ethnic makeup of Grantsburg is as follows:
  • White: 90.7% (4,234 residents)
  • Black or African American: 1.8% (85 residents)
  • American Indian and Alaska Native: 0.9% (44 residents)
  • Asian: 0.9% (42 residents)
  • Native Hawaiian and Other Pacific Islander: 0.2% (8 residents)
  • Two or More Races: 4.8% (222 residents)
  • Other: 0.7% (34 residents)

What percentage of the population in Grantsburg are U.S.-born citizens?

U.S.-born citizens represent 97.4% of the population in Grantsburg.

How many housing units are there in Grantsburg?

There are 2,717 housing units in Grantsburg, reflecting a +0.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Grantsburg and what is the average household size?

Grantsburg has a total of 1,781 households, with an average of 3 people in each.

What is the median household income in Grantsburg?

Grantsburg has a median household income of $63,750, representing a -0.4% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Grantsburg?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 59.6% (1,334 residents)
  • Blue-collar workers: 40.4% (905 residents)

Places of employment:
  • Self-employed: 11.5% (257 residents)
  • Private companies: 66.9% (1,497 residents)
  • Governmental workers: 13.2% (296 residents)
  • Not-for-profit companies: 8.4% (188 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025