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CITY

Sister Bay

Wisconsin · 1,177 residents (2025 est.) · 2.667 sq mi
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The short version

Sister Bay has lower-than-average household income, with a median household income of $71,169. Population has grown 18% since 2000. 51% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value has more than doubled since 2000, reaching $392,200. With a median age of 61.0, the population is older than the US median of 38.9. 51% of adults hold a bachelor's degree, well above the US average, yet household income trails the national figure — a profile common to graduate-student tracts and academic hubs.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 61.0
US median: 38.9
More educated
51% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
1,044
+18%since 2000
from 886 in 2000
1990 – 2025
Population density
391 / sq mi
+18%since 2000
from 332 / sq mi in 2000
US average: 281
Median age
61.0
−1%since 2000
from 61.4 in 2000
US average: 38.9

PEP 2025 EST:1,177 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
5987488981K1K1990201020202024Sister Bay
20241K
1990201020202024
Section 02

Income & economy

Median household income
$71,169
+18%inflation adjusted, since 2000
from $33,224 in 2000
US average: $82,259
1990 – 2024
Per capita income
$51,572
+106%since 2000
from $25,029 in 2000
US average: $44,673
Households earning $100K+
39.7%
+21.3 ptssince 2009
from 18.4% in 2009
US average: 53.3%
Poverty rate
24.7%
+21.2 ptssince 2000
from 3.5% in 2000
US average: 12.5%
Income inequality (Gini)
0.514
+22%since 2010
from 0.420 in 2010
US average: 0.476
Workforce by industry, 2024
Information17.4%
US avg: 10.8%
Agriculture, forestry, fishing9.8%
US avg: 1.6%
Construction9.8%
US avg: 1.2%
Other services6.6%
US avg: 6.7%
Wholesale trade5.9%
US avg: 6.9%
Retail trade4.2%
US avg: 9.9%
Finance & insurance4.2%
US avg: 5.9%
Education & health services3.2%
US avg: 0.9%
Transportation & warehousing2%
US avg: 2.2%
Arts, entertainment, food1.5%
US avg: 1.9%
Professional, scientific, technical1%
US avg: 5.1%
Public administration0.7%
US avg: 4.8%
Manufacturing0%
US avg: 0.4%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$392,200
+8%inflation adjusted, since 2000
from $200,000 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,168
+1%inflation adjusted, since 2000
from $634 in 2000
US average: $1,442
Owner-occupied
50.3%
−10.5 ptssince 2000
from 60.8% in 2000
49.7% rent
Vacancy rate
59.2%
−0.6 ptssince 2009
from 59.7% in 2009
US average: 10.0%
Owner cost-burdened
13.8%
−37.3 ptssince 2009
from 51.1% in 2009
US average: 22.9%
Renter cost-burdened
62.2%
+34.7 ptssince 2009
from 27.5% in 2009
US average: 47.4%
Afford Score
5.5
−8%since 2000
from 6.0 in 2000
1990 – 2024
Gentrification Score
71
RELATED:See current rent listings in Sister Bay on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic98.2%(870)
Black0.1%(1)
Hispanic / Latino0.7%(6)
Asian0.2%(2)
Other0%
Diversity Score2.5%(23)
2024
White, non-Hispanic96.3%(1,005)
Black0%(0)
Hispanic / Latino1.6%(17)
Asian1%(10)
Other1.1%(12)
Diversity Score9.1%(95)
Diversity Score
9
+258%since 2000
from 3 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
51.3%
+20.8 ptssince 2000
from 30.5% in 2000
US average: 35.6%
High school or higher
99.0%
+11.5 ptssince 2000
from 87.5% in 2000
US average: 89.6%
Graduate degree
21.2%
+11.7 ptssince 2000
from 9.6% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
12.8 min
+44%since 2000
from 8.9 min in 2000
US average: 26.5
Drive alone to work
68.6%
−6.2 ptssince 2009
from 74.7% in 2009
US average: 68.9%
Carpooled to work
2.7%
−4.3 ptssince 2009
from 7.0% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
20.3%
+12.4 ptssince 2009
from 7.9% in 2009
US average: 15.0%
Walked to work
7.2%
−1.0 ptssince 2009
from 8.1% in 2009
US average: 2.4%
Biked to work
1.2%
−0.2 ptssince 2009
from 1.4% in 2009
US average: 0.4%
No vehicle available
7.0%
−4.2 ptssince 2009
from 11.1% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
0.7%
−9.5 ptssince 2011
from 10.3% in 2011
US average: 5.2%
Labor force participation
47.5%
−5.7 ptssince 2011
from 53.2% in 2011
US average: 63.5%
Self-employed
11.7%
+2.4 ptssince 2009
from 9.3% in 2009
US average: 13.1%
Management & professional
54.3%
−10.6 ptssince 2009
from 64.9% in 2009
US average: 42.5%
Section 08

People & community

Male
40.4%
−2.5 ptssince 2009
from 42.9% in 2009
Female
59.6%
+2.5 ptssince 2009
from 57.1% in 2009
Foreign born
1.3%
−1.0 ptssince 2009
from 2.3% in 2009
US average: 14.1%
Veterans
9.3%
−32.8 ptssince 2009
from 42.1% in 2009
US average: 6.2%
With a disability
16.0%
+1.3 ptssince 2012
from 14.7% in 2012
US average: 13.3%
Uninsured
4.6%
−83.0 ptssince 2013
from 87.6% in 2013
US average: 8.4%
Broadband at home
86.8%
+7.7 ptssince 2017
from 79.1% in 2017
US average: 91.0%
English only at home
98.7%
+2.5 ptssince 2016
from 96.3% in 2016
US average: 77.7%
Spanish at home
0.0%
−0.6 ptssince 2016
from 0.6% in 2016
US average: 13.6%
Drill deeper

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SISTER BAY VS
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SISTER BAY VS
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SISTER BAY VS
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Frequently asked

How many people live in Sister Bay, Wisconsin?

Sister Bay, Wisconsin has about 1,044 residents according to the 2024 American Community Survey.

What is the median household income in Sister Bay, Wisconsin?

The typical household in Sister Bay, Wisconsin earns about $71,169 a year. Half of households make more than that, and half make less.

Is Sister Bay, Wisconsin expensive?

In Sister Bay, Wisconsin, the median home is worth about $392,200, and the typical rent is about $1,168 a month.

How educated are people in Sister Bay, Wisconsin?

About 51.3% of adults age 25 and over in Sister Bay, Wisconsin hold a bachelor's degree or higher.

What is the poverty rate in Sister Bay, Wisconsin?

About 24.7% of people in Sister Bay, Wisconsin live below the federal poverty line.

Has Sister Bay, Wisconsin grown since 1990?

Yes, Sister Bay, Wisconsin has grown since 1990. The population has added about 379 residents, a change of about 57 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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