Princeton, WI

City in Green Lake County, WI, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

1,166

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

46.7

years ∙ half population younger than 46.7, half older

Diversity Index

9.3%

chance two random people differ in race and ethnicity

Nativity

0.5%

foreign-born population

99.5%Native

0.5% Foreign-born

Geographic Context

Location, size, and surroundings

About

Princeton is a city within Green Lake County, Wisconsin, United States.

Location

City in Green Lake County, WI, US

Co-ordinates

DEC43.855891° N, 89.124818° W

DMS43° 51′ 21.21″ N, 89° 07′ 29.34″ W

Population Density & area

752.3/sq mi (290/km²)

Total Area

1.65 sq mi (4.27 km²)

Land Area

1.55 sq mi (4.02 km²) · 94.2%

Water Area

0.1 sq mi (0.25 km²) · 5.8%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

44.4% male

Male 44.4%

Female 55.6%

males per 100 females

Princeton 79.9

Green Lake County 100

Wisconsin 100.3

Nativity

0.5%

foreign-born population

99.5%Native

0.5% Foreign-born

% Foreign-born

Princeton 0.5%

Green Lake County 1.9%

Wisconsin 5.2%

Age Distribution

How the population is spread across age groups

Median Age

46.7

years ∙ half population younger than 46.7, half older

Princeton

46.7

Green Lake County

45.6

Wisconsin

40.2

Dependency ratio

75.6

dependents per 100 working-age adults

Princeton 75.6

Green Lake County 82.4

Wisconsin 66.4

AGE DISTRIBUTION

Distribution of age group

Median age

	Princeton	Green Lake County	Wisconsin
Age Group
Children (Under 18)	16.4%	21.7%	21.4%
Working age (18-64)	56.9%	54.8%	60.1%
Senior (65+)	26.7%	23.5%	18.5%
Dependency ratio
Total dependency ratio	75.6	82.4	66.4
Child dependency ratio	28.8	39.5	35.6
Old-age dependency ratio	46.8	42.9	30.8

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

95.2%

Black

0.3%

Asian

Hispanic

Other

3.5%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

9.3%

chance two random people differ in race and ethnicity

Princeton 9.3%

Green Lake County 17.7%

Wisconsin 37%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Princeton population

	Princeton	Green Lake County	Wisconsin
Hispanic or Latino	1%	5.6%	8%
Mexican	1%	3.4%	5.4%
Puerto Rican	0%	0.9%	1.1%
Cuban	0%	0.4%	0.1%
Other Hispanic / Latino	0%	0.9%	1.3%
Not Hispanic or Latino	99%	94.4%	92%
One race	97.1%	92.8%	88.3%
White	95.2%	90.5%	78.6%
Black or African American	0.3%	0.5%	5.9%
American Indian and Alaska Native	0.9%	0.3%	0.5%
Asian	0%	1.1%	2.9%
Native Hawaiian and Other Pacific Islander	0%	0.1%	0%
Some Other Race	0.7%	0.2%	0.3%
Two or more races (Multiracial)	1.9%	1.6%	3.7%

Household & Families Composition

Household size, type, and family structure

Household structure

48.4% family

Family 48.4%

Non family 51.6%

% family households

Princeton 48.4%

Green Lake County 63.9%

Wisconsin 60.5%

Average household size

2.12

persons per household

Princeton

2.12

Green Lake County

2.28

Wisconsin

2.33

Household & Family COMPOSITION

Households

Percentage of Princeton population

	Princeton	Green Lake County	Wisconsin
Total households	541	8,285	2,479,480
Average houshold size	2.12	2.28	2.33
Family households	262	5,294	1,500,296
Average family size	2.9	2.86	2.95
Married couple family	161	4,123	1,161,326
Other families	101	1,171	338,970
Male householder	38	368	112,650
Female householder	63	803	226,320
Non-family households	279	2,991	979,184
One-person households	213	2,586	781,452
Male householder	103	1,340	373,428
Senior (65+) living alone	26	501	109,743
Female householder	110	1,246	408,024
Senior (65+) living alone	58	775	210,915
Other living arrangements	66	405	197,732

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

619

housing units

Princeton 619

Green Lake County 10,772

Wisconsin 2,778,572

Occupancy status

87.4% occupied

Occupied 87.4%

Vacant 12.6%

vacancy rate

Princeton 12.6%

Green Lake County 23.1%

Wisconsin 10.8%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

74.6%

Single family houses

74.6%

Apartments in multi-unit structures

21.6%

Mobile homes

3.9%

Boat, RV, van, etc

Median Year Built

1950

Half of houses were built before 1950, and half after.

Historic ∙ 1939 or earlier

45.4%

Postwar & mid-century ∙ 1940 - 1969

31.1%

Late 20th century ∙ 1970 - 1999

21.2%

Modern ∙ 2000 or later

2.3%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Princeton	Green Lake County	Wisconsin
Rooms per unit
Median rooms	6	6	5.6
1–3 rooms	7.8%	9.4%	13.2%
4–6 rooms	50.9%	49.4%	52%
7+ rooms	41.3%	41.3%	34.9%
Bedrooms
No bedroom / studio	0%	1.8%	2.1%
1 bedroom	8.6%	6.9%	10%
2 bedrooms	25.4%	25.6%	27.8%
3 bedrooms	46.8%	41.8%	40%
4+ bedrooms	19.2%	23.9%	20.1%
At a glance
Median year built	1950	1971	1975
Total housing units	619	10,772	2,778,572

Occupancy Profile

Who is inside and how they use it

Homeownership

70.2% owners

Renter-occupied 29.8%

Owner-occupied 70.2%

homeownership rate

Princeton 70.2%

Green Lake County 74.5%

Wisconsin 67.8%

Average household size

2.14

Owner-occupied

2.06

Renter-occupied

owner-occupied average size

Princeton 2.14

Green Lake County 2.37

Wisconsin 2.49

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Princeton	Green Lake County	Wisconsin
Total occupied units	541	8,285	2,479,480
Year moved in
2020 or later	22.2%	17.4%	23.1%
2010 to 2019	37%	37.5%	38%
2000 to 2009	18.7%	17.6%	17.1%
1999 or earlier	22.2%	27.4%	21.8%
Occupants per room
1.00 or fewer	100%	98.3%	98.3%
1.01 to 1.50	0%	1.4%	1.2%
1.51 or more	0%	0.3%	0.5%
Vehicles availability
No vehicles	3.7%	7.8%	6.4%
1 vehicle	35.7%	30.7%	33%
2 vehicles	38.1%	36.8%	39.5%
3 or more vehicles	22.6%	24.7%	21.1%
House heating fuel used
Gas	83.3%	77.5%	76.6%
Electricity	15.3%	13.8%	17.8%
Solar	0%	0%	0.1%
Fuel oil, kerosene etc	0%	1.3%	1.4%
All other fuels	1.3%	6.9%	3.5%
No fuel used	0%	0.6%	0.6%
Selected characteristics
Lacking complete plumbing	0%	0.8%	0.4%
Lacking complete kitchen	0%	2.1%	0.8%
No telephone service available	0.6%	3.1%	0.8%

Housing Value

What owner-occupied units are worth

Median home value

$116,700

owner-occupied units

Median value(USD)

Princeton

$116,700

Green Lake County

$215,400

Wisconsin

$266,500

Housing Cost Burden

20.1%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

20.1%

Owners without a mortgage

15%

Renters

39%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Princeton	Green Lake County	Wisconsin
Property value
Median Value	$116,700	$215,400	$266,500
Under $100,000	41.5%	12.3%	9.1%
$100,000 - $200,000	47.7%	33.5%	23%
$200,000 - $300,000	8.9%	23.3%	25.5%
$300,000 - $500,000	1.8%	22%	29.4%
$500,000 - $1,000,000	0%	6.5%	11.4%
$1,000,000 and more	0%	2.4%	1.7%
Owner-occupied households
With a mortgage	54.5%	54.7%	61.1%
Without a mortgage	45.5%	45.3%	38.9%
Median monthly owner costs
With a mortgage	$1,066	$1,410	$1,689
Without a mortgage	$462	$577	$659
Gross rent
Median rent	$755	$818	$1,087

Education Profile

How educated is the community and how education pays off

Adults with a college degree

15%

of adults 25+ with a bachelor's degree or higher

Princeton 15%

Green Lake County 22.8%

Wisconsin 33.4%

Adults without a high school diploma

7.3%

of adults (25+) without a high school diploma

Princeton 7.3%

Green Lake County 8.6%

Wisconsin 6.4%

School Enrollment

Who is enrolled in school and at what level

School enrollment

215

population (age 3+) enrolled in school

Nursery / Preschool

K–12

72.6%

College / Undergraduate

16.7%

Graduate / Professional

3.7%

College-going rate (18-24 yr olds)

22.6%

of 18-24-year-olds in college or graduate school

Princeton

22.6%

Green Lake County

20.9%

Wisconsin

39.8%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Princeton	Green Lake County	Wisconsin
Total enrolled (age 3+)	215	3,816	1,356,381
Nursery / preschool	7%	7.2%	5.3%
K–12	72.6%	78.8%	69.3%
Kindergarten	4.7%	4.8%	5.5%
Elementary: Grades 1–4	24.2%	22.3%	20.2%
Elementary: Grades 5–8	13.5%	25.1%	21.3%
High School: Grades 9–12	30.2%	26.7%	22.3%
College or graduate school	20.5%	14.1%	25.3%
College, undergraduate	16.7%	11.8%	20.7%
Graduate, professional school	3.7%	2.3%	4.7%
College-going rate · 18-24 yr olds	22.6%	20.9%	39.8%
School type
Public school	75.3%	81.6%	82.4%
Private school	24.7%	18.4%	17.6%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

838

population 25 years and over

Total adults (25+)

Less than 9th grade

9th-12th, no diploma

5.3%

HS graduate

49%

Some college no degree

19.2%

Associates degree

9.4%

Bachelors degree

10.3%

Graduate or professional degree

4.8%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

70.6% · 29.4%

9th-12th, no diploma

59.1% · 40.9%

HS graduate

41.6% · 58.4%

Some college no degree

45.3% · 54.7%

Associates degree

45.6% · 54.4%

Bachelors degree

18.6% · 81.4%

Graduate or professional degree

67.5% · 32.5%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Princeton	Green Lake County	Wisconsin
Population (25+)	838	13,679	4,099,973
Less than 9th grade	2%	2.8%	2.3%
9th–12th, no diploma	5.3%	5.8%	4.1%
High school diploma or GED	49%	37%	29.4%
Some college, no degree	19.2%	21.9%	19.5%
Associate's degree	9.4%	9.7%	11.3%
Bachelor's degree or higher	15%	22.8%	33.4%
Bachelor's degree	10.3%	14.9%	22%
Graduate or professional	4.8%	7.9%	11.4%
High School or higher	92.7%	91.4%	93.6%

Earnings by education level

percentage as applicable

Median Earnings

$43,808

Median earnings for adults 25+, by level

Less than HS graduate

$28,281

HS graduate

$43,225

Some college or associates

$52,000

Bachelors degree

$44,643

Graduate or professional degree

$48,625

Poverty Rate

14.3%

for ages 25+, with bachelors degree or higher

Less than HS graduate

45.9%

HS graduate

10.7%

Some college or associates

15%

Bachelors degree or higher

14.3%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Princeton	Green Lake County	Wisconsin
Median earnings
Population 25+, with earnings	$43,808	$48,526	$53,060
Less than high school graduate	$28,281	$44,318	$36,585
High school graduate (includes equivalency)	$43,225	$43,120	$42,367
Some college or associate's degree	$52,000	$49,426	$49,438
Bachelor's degree	$44,643	$52,257	$66,239
Graduate or professional degree	$48,625	$69,010	$79,916
Poverty rates
Less than high school graduate	45.9%	20.3%	22.6%
High school graduate (includes equivalency)	10.7%	13.8%	12.2%
Some college or associate's degree	15%	11%	7.9%
Bachelor's degree or higher	14.3%	8.1%	3.7%

Insights for Princeton, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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