St. Croix County, Wisconsin Population 2024

97,559

St. Croix County, Wisconsin's estimated 2024 population is 97,559 with a growth rate of 0.82% in the past year according to the most recent United States census data. St. Croix County, Wisconsin is the 17th largest county in Wisconsin. The 2010 population was 84,399 and has seen a growth of 15.59% since that time.

Note: data after 2022 is projected based on recent change

36 Rows

Year
Population
Growth
Change
2029101,5397960.79%
2028100,7437960.8%
202799,9477960.8%
202699,1517960.81%
202598,3557960.82%
202497,5597960.82%
202396,7637960.83%
202295,9679691.02%
202194,9981,1261.2%
202093,8723,1813.51%
201990,6919701.08%
201889,7211,1061.25%
201788,6159721.11%
201687,6434360.5%
201587,2076080.7%
201486,5998991.05%
201385,7006250.73%
201285,0752390.28%
201184,8364370.52%
201084,39900%
199050,2516,98916.16%
198043,2628,90825.93%
197034,3545,19017.8%
196029,1643,25912.58%
195025,9051,0634.28%
194024,842-613-2.41%
193025,455-651-2.49%
192026,1061960.76%
191025,910-920-3.43%
190026,8303,69115.95%
189023,1394,18322.07%
188018,9567,92171.78%
187011,0355,643104.66%
18605,3924,768764.1%
1850624-185-22.87%
1840809-100,730-99.2%
2024 Growth Rate
0.82% (796)
County Website
St. Croix County
County Seat
Hudson
2020 Population
93,872
Area
722 mi²
Density
135 people/mi²
Growth Since 2020
3.93% (3,687)
Founded
1849

Population by Race

Race
Population
Percentage (of total)
White87,95193.81%
Two or more races3,5003.73%
Asian8870.95%
Other race6960.74%
Black or African American6200.66%
Native American920.1%
Native Hawaiian or Pacific Islander60.01%

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

St. Croix County, Wisconsin Population by Race

St. Croix County, Wisconsin Population Pyramid 2024

St. Croix County, Wisconsin Median Age

39.7

Total

39.1

Male

40.5

Female

St. Croix County, Wisconsin Adults

There are 71,132 adults, (13,982 of whom are seniors) in St. Croix County, Wisconsin.

St. Croix County, Wisconsin Age Dependency

64

Age Dependency Ratio

24.5

Old Age Dependency Ratio

39.6

Child Dependency Ratio

St. Croix County, Wisconsin Sex Ratio

Female46,39349.48%
Male47,35950.52%

St. Croix County, Wisconsin Population by Age

St. Croix County, Wisconsin Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All36,0042.5879.120.9
Married20,9173.1192.17.9
Non Family10,3871.2560.239.8
Female3,0143.15644
Male1,6863.2976.223.8

3.04

Average Family Size

2.58

Average Household Size

79.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

St. Croix County, Wisconsin Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,8402.88%
Associates Degree8,57013.42%
Bachelors Degree16,83326.35%
Graduate Degree7,29911.43%
High School Graduate15,66624.53%
Less Than 9th Grade5970.93%
Some College13,06920.46%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

St. Croix County, Wisconsin Educational Attainment by Sex (over 25)

St. Croix County, Wisconsin Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White60,42858,62723,025
2+ Races1,6991,554567
Hispanic1,206868320
Asian477432198
Other Race35618177
Black338216124
Native American52518
Islander630

The highest rate of high school graduation is among native american people with a rate of 98.08%.

The highest rate of bachelors degrees is among asian people with a rate of 41.51%.

St. Croix County, Wisconsin Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$74,847$91,296$59,580
Graduate Degree$80,220$102,905$70,850
High School Graduate$44,263$48,884$36,114
Less Than 9th Grade$39,183$44,625$29,601
Overall$57,902$68,837$49,112
Some College$52,984$69,155$40,669

$57,902

Average Earnings

$68,837

Average Male

$49,112

Average Female

St. Croix County, Wisconsin Earnings by Educational Attainment

St. Croix County, Wisconsin Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

St. Croix County, Wisconsin Language

96.57% of St. Croix County, Wisconsin residents speak only English, while 3.43% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.65% of the population.

St. Croix County, Wisconsin Language

St. Croix County, Wisconsin Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White85,9934,5035.24%
Hispanic2,43859924.57%
Black54925446.27%
Multiple3,4672256.49%
Other67918627.39%
Asian873414.7%
Islander33100%

5.94%

Overall Poverty Rate

5.35%

Male Poverty Rate

6.54%

Female Poverty Rate

Poverty in St. Croix County, Wisconsin

The race most likely to be in poverty in St. Croix County, Wisconsin is Islander, with 100% below the poverty level.

The race least likely to be in poverty in St. Croix County, Wisconsin is Asian, with 4.7% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.53%. Among those working part-time, it was 8.32%, and for those that did not work, the poverty rate was 12.3%.

St. Croix County, Wisconsin Poverty

rate

Rate
Poverty
Less Than 9th Grade21.33%
High School9.38%
Some College4.98%
Bachelors or Greater1.92%

St. Croix County, Wisconsin Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed25.6%
Female Unemployed23.15%
Female Employed3.52%
Male Employed3.19%

St. Croix County, Wisconsin Poverty Rate by Employment Status and Sex

St. Croix County, Wisconsin Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$114,534$133,794
Households$97,950$116,715
Married Families$127,250$145,812
Non Families$53,550$67,232

mean

median

Income by Household Type

St. Croix County, Wisconsin Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.6%

Overall Marriage Rate

58.0%

Male Marriage Rate

57.1%

Female Marriage Rate

St. Croix County, Wisconsin Married by Age and Sex

male

female

St. Croix County, Wisconsin Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

St. Croix County, Wisconsin Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

St. Croix County, Wisconsin Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

5,129

Number of Veterans

4,744

Male Veterans

385

Female Veterans

War
Veterans
Vietnam1,727
Second Gulf War1,136
First Gulf War1,119
Korea142
World War II66

St. Croix County, Wisconsin Veterans by War

count

Age Group
Veterans
65 to 741,372
35 to 541,248
55 to 641,008
75+951
18 to 34550

St. Croix County, Wisconsin Veterans by Age

count

Name
Veterans
% of Total
White5,0160.07448435620628721
2+ Races850.038202247191011236
Hispanic490.031190324633991087
Asian190.035916824196597356
Other Race60.012578616352201259
Black30.00684931506849315

St. Croix County, Wisconsin Veterans by Race

St. Croix County, Wisconsin Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.34%

Veteran Poverty Rate

27.09%

Veteran Disability Rate

St. Croix County, Wisconsin Veterans by Education

LaborForceParticipation

70.8%

Labor Force Participation

69.2%

Employment Rate

2.2%

Unemployment Rate

St. Croix County, Wisconsin Employment by Age

LaborForceParticipation

St. Croix County, Wisconsin Employment by Race

LaborForceParticipation

St. Croix County, Wisconsin Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

43.75%

Born in St. Croix County, Wisconsin

97.79%

Native Born

2.21%

Foreign Born

0.93%

Non Citizen

1.28%

Naturalized

Place of Birth

97.79% of St. Croix County, Wisconsin residents were born in the United States, with 43.75% having been born in Wisconsin. 0.93% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

St. Croix County, Wisconsin Place of Birth

Sources