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CITY · 2020 ACS

Oswego

Illinois · 34,585 residents · 15.198 sq mi
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The short version

Oswego is significantly wealthier than the US average, with a median household income of $97,330. The city has more than doubled in size since 2000, adding 21,259 residents. Median home value is $254,200. Poverty is rare here, at 1.7% of residents. Households here earn about 42% more than the Illinois median.

At a glance
Wealthier
above the US median
US median: $66,278
Younger
median age 36.8
US median: 38.8
More educated
44% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
34,585
+160%since 2000
from 13,326 in 2000
1990 – 2025
Population density
2,276 / sq mi
+160%since 2000
from 877 / sq mi in 2000
US average: 280
Median age
36.8
+13%since 2000
from 32.7 in 2000
US average: 38.8
Population, 1990 – 2024
62610K20K30K40K1990201020202024Oswego
202436K
1990201020202024
Section 02

Income & economy

Median household income
$97,330
−9%inflation adjusted, since 2000
from $71,502 in 2000
US average: $66,278
1990 – 2024
Per capita income
$37,053
+36%since 2000
from $27,204 in 2000
US average: $35,364
Households earning $100K+
62.1%
−0.4 ptssince 2009
from 62.5% in 2009
US average: 43.9%
Poverty rate
1.7%
−1.1 ptssince 2000
from 2.8% in 2000
US average: 12.8%
Workforce by industry, 2020
Information12.4%
US avg: 11.1%
Retail trade11%
US avg: 10%
Other services8.2%
US avg: 6.6%
Public administration7.3%
US avg: 4.7%
Wholesale trade5.9%
US avg: 6.7%
Finance & insurance5.3%
US avg: 5.5%
Professional, scientific, technical3.9%
US avg: 4.7%
Transportation & warehousing3.9%
US avg: 2.5%
Arts, entertainment, food2.2%
US avg: 2%
Education & health services1.3%
US avg: 0.8%
Agriculture, forestry, fishing0.6%
US avg: 1.7%
Construction0.5%
US avg: 1.2%
Manufacturing0.1%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$254,200
−1%inflation adjusted, since 2000
from $170,800 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$1,513
+37%inflation adjusted, since 2000
from $737 in 2000
US average: $1,124
Owner-occupied
84.0%
−8.3 ptssince 2000
from 92.3% in 2000
16.0% rent
Afford Score
2.6
+9%since 2000
from 2.4 in 2000
1990 – 2024
RELATED:See current rent listings in Oswego on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic90.6%(12,079)
Black1.8%(236)
Hispanic / Latino5%(665)
Asian1.4%(183)
Other0%
Diversity Score19.4%(2,580)
2020
White, non-Hispanic67.7%(23,400)
Black7.4%(2,574)
Hispanic / Latino15.7%(5,416)
Asian4.6%(1,588)
Other1.2%(413)
Diversity Score59.3%(20,502)
Diversity Score
59
+206%since 2000
from 19 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
44.3%
+10.7 ptssince 2000
from 33.5% in 2000
US average: 32.9%
High school or higher
93.4%
−0.2 ptssince 2000
from 93.5% in 2000
US average: 88.5%
Graduate degree
16.9%
+6.2 ptssince 2000
from 10.7% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
31.7 min
+26%since 2000
from 25.2 min in 2000
US average: 26.9
Drive alone to work
77.0%
−7.0 ptssince 2009
from 84.0% in 2009
US average: 75.1%
No vehicle available
2.7%
+1.1 ptssince 2009
from 1.6% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
2.6%
−3.5 ptssince 2011
from 6.0% in 2011
US average: 5.4%
Labor force participation
70.1%
−6.4 ptssince 2011
from 76.5% in 2011
US average: 63.4%
Management & professional
46.3%
−19.7 ptssince 2009
from 66.1% in 2009
US average: 39.3%
Section 08

People & community

Male
48.8%
−1.2 ptssince 2009
from 50.0% in 2009
Female
51.2%
+1.2 ptssince 2009
from 50.0% in 2009
Foreign born
13.1%
+6.0 ptssince 2009
from 7.1% in 2009
US average: 13.5%
Uninsured
4.9%
−89.7 ptssince 2013
from 94.6% in 2013
US average: 8.8%
Drill deeper

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Head to head

Compare Oswego to nearby cities

OSWEGO VS
Boulder Hill
Income$80,377−17%
Home value$238,700−6%
Population8,989−77%
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OSWEGO VS
Montgomery
Income$103,734+7%
Home value$299,500+18%
Population21,978−45%
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OSWEGO VS
Yorkville
Income$108,513+11%
Home value$335,300+32%
Population26,730−33%
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OSWEGO VS
Plainfield
Income$144,000+48%
Home value$431,400+70%
Population50,043+25%
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Frequently asked

How many people live in Oswego, Illinois?

Oswego, Illinois has about 34,585 residents according to the 2020 American Community Survey.

What is the median household income in Oswego, Illinois?

The typical household in Oswego, Illinois earns about $97,330 a year. Half of households make more than that, and half make less.

Is Oswego, Illinois expensive?

In Oswego, Illinois, the median home is worth about $254,200, and the typical rent is about $1,513 a month.

How educated are people in Oswego, Illinois?

About 44.3% of adults age 25 and over in Oswego, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Oswego, Illinois?

About 1.7% of people in Oswego, Illinois live below the federal poverty line.

Has Oswego, Illinois grown since 1990?

Yes, Oswego, Illinois has grown since 1990. The population has added about 30,709 residents, a change of about 792 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 →