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CITY

Winthrop Harbor

Illinois · 6,525 residents (2025 est.) · 4.64 sq mi
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Part of the Chicago metro area
The short version

Winthrop Harbor is a city of 6,559 people in Illinois. The median age is 53.4, about 14 years above the US median. Owners hold 87% of the housing stock. That puts it in the top 9% of US cities for household income. Four-year degrees are less common here than nationally, at 22% of adults. 6% of people here were born outside the United States.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 53.4
US median: 38.9
Less educated
22% hold a bachelor's degree
US average: 36%
More affordable
home values down 6%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

6,559
−2%since 2000
from 6,670 in 2000
6,525 in 2025 (Census Bureau estimate)
1990 – 2025
1,415 / sq mi
−7%since 2009
from 1,529 / sq mi in 2009
US average: 281
53.4
+48%since 2000
from 36.2 in 2000
US average: 38.9
Land area
4.64 sq mi
Population, 19902024
6K6K7K7K7K19902000201020202024Winthrop Harbor
20247K
1990201020202024
Age distribution, 2024
Under 55.6%(365)
US avg: 5.6%
5 to 94.9%(319)
US avg: 6%
10 to 143%(197)
US avg: 6.4%
15 to 192.9%(190)
US avg: 6.6%
20 to 248.3%(542)
US avg: 6.5%
25 to 348.8%(579)
US avg: 13.7%
35 to 449.5%(623)
US avg: 13.2%
45 to 549.5%(621)
US avg: 12.2%
55 to 6424.9%(1,630)
US avg: 12.7%
65 to 7414.8%(973)
US avg: 10.2%
75 to 846.6%(431)
US avg: 5.1%
85 and over1.4%(89)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$95,690
−16%inflation adjusted, since 2000
from $62,795 in 2000
US average: $82,259
1990 – 2024
$48,491
+100%since 2000
from $24,256 in 2000
US average: $44,673
Households earning $100K+
59.9%
+7.6 ptssince 2009
from 52.3% in 2009
US average: 53.3%
5.2%
+2.1 ptssince 2000
from 3.1% in 2000
US average: 12.5%
0.402
+28%since 2010
from 0.314 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade23.1%
US avg: 9.9%
Information9.2%
US avg: 10.8%
Other services7%
US avg: 6.7%
Transportation & warehousing5.8%
US avg: 2.2%
Finance & insurance4.9%
US avg: 5.9%
Wholesale trade3.8%
US avg: 6.9%
Professional, scientific, technical3.5%
US avg: 5.1%
Public administration2.5%
US avg: 4.8%
Agriculture, forestry, fishing1.9%
US avg: 1.6%
Construction1.9%
US avg: 1.2%
Education & health services1.4%
US avg: 0.9%
Arts, entertainment, food0.8%
US avg: 1.9%
Manufacturing0%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

$250,800
−6%inflation adjusted, since 2000
from $145,900 in 2000
US average: $376,019
1990 – 2024
$1,313
−1%inflation adjusted, since 2000
from $727 in 2000
US average: $1,442
87.3%
+3.8 ptssince 2000
from 83.5% in 2000
12.7% rent
3.8%
−2.8 ptssince 2009
from 6.6% in 2009
US average: 10.0%
2.28 people
−20%since 2009
from 2.84 people in 2009
US average: 2.54
24.7%
−6.5 ptssince 2009
from 31.2% in 2009
US average: 22.9%
53.2%
+16.2 ptssince 2009
from 36.9% in 2009
US average: 47.4%
2.6
−5%since 2009
from 2.7 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
22
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04

Race & ethnicity

2000
White, non-Hispanic91.3%(6,088)
Black0.6%(37)
Hispanic / Latino4.5%(303)
Asian1.9%(124)
Other0%
2024
White, non-Hispanic75.6%(4,961)
Black3.3%(214)
Hispanic / Latino17%(1,118)
Asian0%(0)
Other4.1%(266)
50
+106%since 2009
from 24 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican15.9%(1,040)
Colombian0.2%(12)
Ancestry
German22.8%(1,498)
English15.7%(1,032)
Irish14.6%(959)
Polish10.9%(716)
Swedish6%(392)
American3.9%(255)
Italian3%(196)
Greek2.6%(168)
Norwegian1.9%(122)
Canadian1.8%(118)
Finnish1.4%(94)
Russian1.1%(70)
+ 15 more ancestry groups with data
Dutch0.9%(58)
French0.9%(57)
Czech0.8%(54)
Scottish0.7%(47)
Welsh0.7%(47)
Slovak0.7%(44)
Croatian0.5%(33)
Danish0.4%(27)
British0.4%(23)
Austrian0.3%(21)
Lithuanian0.3%(21)
Swiss0.2%(16)
Belgian0.2%(12)
Australian0.2%(10)
Section 05

Education

22.2%
+4.0 ptssince 2000
from 18.2% in 2000
US average: 35.6%
High school or higher
96.8%
+6.9 ptssince 2000
from 89.9% in 2000
US average: 89.6%
8.9%
+3.6 ptssince 2000
from 5.3% in 2000
US average: 14.0%
Section 06

Commute & transportation

30.2 min
+56%since 2000
from 19.4 min in 2000
US average: 26.5
76.6%
−9.3 ptssince 2009
from 85.9% in 2009
US average: 68.9%
10.5%
−0.6 ptssince 2009
from 11.1% in 2009
US average: 8.5%
0.0%
−0.2 ptssince 2009
from 0.2% in 2009
US average: 3.2%
11.2%
+9.5 ptssince 2009
from 1.6% in 2009
US average: 15.0%
0.4%
−0.1 ptssince 2009
from 0.5% in 2009
US average: 2.4%
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
5.1%
+3.9 ptssince 2009
from 1.2% in 2009
US average: 8.3%
Section 07

Work & employment

9.9%
−3.1 ptssince 2011
from 13.0% in 2011
US average: 5.2%
62.2%
−9.4 ptssince 2011
from 71.6% in 2011
US average: 63.5%
Women 20-64 in the labor force
77.8%
+2.6 ptssince 2020
from 75.2% in 2020
US average: 74.6%
11.8%
−2.4 ptssince 2009
from 14.2% in 2009
US average: 13.1%
38.8%
+3.8 ptssince 2009
from 35.0% in 2009
US average: 42.5%
Section 08

People & community

49.2%
−1.1 ptssince 2009
from 50.4% in 2009
50.8%
+1.1 ptssince 2009
from 49.6% in 2009
6.0%
+3.1 ptssince 2009
from 2.9% in 2009
US average: 14.1%
9.5%
−1.6 ptssince 2009
from 11.1% in 2009
US average: 6.2%
11.8%
+1.9 ptssince 2012
from 9.9% in 2012
US average: 13.3%
3.3%
−3.2 ptssince 2013
from 6.5% in 2013
US average: 8.4%
96.5%
+7.8 ptssince 2017
from 88.7% in 2017
US average: 91.0%
Computer in household
97.0%
−0.8 ptssince 2020
from 97.8% in 2020
US average: 95.5%
93.0%
−0.9 ptssince 2020
from 93.9% in 2020
US average: 87.7%
90.9%
−4.1 ptssince 2016
from 95.0% in 2016
US average: 77.7%
7.0%
+4.7 ptssince 2016
from 2.3% in 2016
US average: 13.6%
Marital status
Men 15+
Never married21.4%(565)
Married66.8%(1,764)
Widowed2.3%(62)
Divorced9.4%(249)
Women 15+
Never married25.4%(771)
Married56.4%(1,714)
Widowed8.5%(259)
Divorced9.7%(294)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

3.3%
−3.2 ptssince 2013
from 6.5% in 2013
US average: 8.4%
62.0%
−5.1 ptssince 2020
from 67.1% in 2020
US average: 54.8%
Direct-purchase
14.4%
+0.6 ptssince 2020
from 13.8% in 2020
US average: 13.8%
24.4%
+4.0 ptssince 2020
from 20.4% in 2020
US average: 18.4%
12.6%
+0.4 ptssince 2020
from 12.2% in 2020
US average: 20.9%
VA health care
1.8%
−0.9 ptssince 2020
from 2.7% in 2020
US average: 2.2%
Any private
75.8%
−3.0 ptssince 2020
from 78.8% in 2020
US average: 67.1%
Any public
36.2%
+5.1 ptssince 2020
from 31.1% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)8.7%(46)
US avg: 26.4%
Gulf War (1990s)10.2%(54)
US avg: 24.3%
Vietnam era56.5%(300)
US avg: 33.1%
Korean War0%(0)
US avg: 4.5%
World War II0%(0)
US avg: 1%

Share of the 531 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Winthrop Harbor, Illinois?

Winthrop Harbor, Illinois has about 6,559 residents according to the 2024 American Community Survey.

What is the median household income in Winthrop Harbor, Illinois?

The typical household in Winthrop Harbor, Illinois earns about $95,690 a year. Half of households make more than that, and half make less.

Is Winthrop Harbor, Illinois expensive?

In Winthrop Harbor, Illinois, the median home is worth about $250,800, and the typical rent is about $1,313 a month.

How educated are people in Winthrop Harbor, Illinois?

About 22.2% of adults age 25 and over in Winthrop Harbor, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Winthrop Harbor, Illinois?

About 5.2% of people in Winthrop Harbor, Illinois live below the federal poverty line.

Has Winthrop Harbor, Illinois grown since 1990?

Yes, Winthrop Harbor, Illinois has grown since 1990. The population has added about 319 residents, a change of about 5 percent over that period.

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

How we source and harmonize this data →