CensusEasy
CITY · 2020 ACS

Somonauk

Illinois · 1,786 residents · 2.501 sq mi
Time machine
COMPARE TO
Part of the Chicago metro area
Compare
The short version

Somonauk has roughly average household income, with a median household income of $71,375. Population has grown 38% since 2000. 20% of adults hold a bachelor's degree or higher, below the national rate of 33%. Median home value is $174,600.

At a glance
Wealthier
above the US median
US median: $66,278
Mid-age
median age 40.6
US median: 38.8
Less educated
20% hold a bachelor's degree
US average: 33%
More affordable
home values down 7%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
1,786
+38%since 2000
from 1,295 in 2000
1990 – 2025
Population density
714 / sq mi
+38%since 2000
from 518 / sq mi in 2000
US average: 280
Median age
40.6
+13%since 2000
from 36.0 in 2000
US average: 38.8
Population, 1990 – 2024
1K1K2K2K2K1990201020202024Somonauk
20242K
1990201020202024
Section 02

Income & economy

Median household income
$71,375
+5%inflation adjusted, since 2000
from $45,370 in 2000
US average: $66,278
1990 – 2024
Per capita income
$32,921
+72%since 2000
from $19,110 in 2000
US average: $35,364
Households earning $100K+
48.3%
+12.7 ptssince 2009
from 35.6% in 2009
US average: 43.9%
Poverty rate
7.7%
+2.3 ptssince 2000
from 5.4% in 2000
US average: 12.8%
Workforce by industry, 2020
Information18%
US avg: 11.1%
Wholesale trade11.6%
US avg: 6.7%
Retail trade10.4%
US avg: 10%
Finance & insurance7.5%
US avg: 5.5%
Professional, scientific, technical5.9%
US avg: 4.7%
Other services3.2%
US avg: 6.6%
Public administration3.2%
US avg: 4.7%
Arts, entertainment, food2.5%
US avg: 2%
Transportation & warehousing1.9%
US avg: 2.5%
Education & health services1.6%
US avg: 0.8%
Agriculture, forestry, fishing1.3%
US avg: 1.7%
Construction1.3%
US avg: 1.2%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$174,600
−7%inflation adjusted, since 2000
from $125,000 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$932
−6%inflation adjusted, since 2000
from $657 in 2000
US average: $1,124
Owner-occupied
76.4%
+6.6 ptssince 2000
from 69.8% in 2000
23.6% rent
Afford Score
2.4
−11%since 2000
from 2.8 in 2000
1990 – 2024
RELATED:See current rent listings in Somonauk on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic96.4%(1,248)
Black0%(0)
Hispanic / Latino2%(26)
Asian0.2%(2)
Other0%
Diversity Score5.4%(70)
2020
White, non-Hispanic88.9%(1,588)
Black0.2%(3)
Hispanic / Latino6.6%(117)
Asian0.2%(3)
Other1.9%(33)
Diversity Score20.8%(372)
Diversity Score
21
+287%since 2000
from 5 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
20.5%
+7.3 ptssince 2000
from 13.2% in 2000
US average: 32.9%
High school or higher
95.8%
+5.9 ptssince 2000
from 89.9% in 2000
US average: 88.5%
Graduate degree
5.0%
+0.4 ptssince 2000
from 4.6% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
31.3 min
+43%since 2000
from 22.0 min in 2000
US average: 26.9
Drive alone to work
90.3%
+6.1 ptssince 2009
from 84.3% in 2009
US average: 75.1%
No vehicle available
7.2%
+4.5 ptssince 2009
from 2.7% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
2.0%
−7.3 ptssince 2011
from 9.3% in 2011
US average: 5.4%
Labor force participation
65.2%
−0.7 ptssince 2011
from 65.9% in 2011
US average: 63.4%
Management & professional
27.9%
−28.3 ptssince 2009
from 56.2% in 2009
US average: 39.3%
Section 08

People & community

Male
46.0%
−2.0 ptssince 2009
from 48.0% in 2009
Female
54.0%
+2.0 ptssince 2009
from 52.0% in 2009
Foreign born
1.1%
−2.7 ptssince 2009
from 3.8% in 2009
US average: 13.5%
Uninsured
3.8%
−86.0 ptssince 2013
from 89.8% in 2013
US average: 8.8%
Drill deeper

Places similar to Somonauk

Delaware City
Pop 1,939
Berkshire Lakes
Pop 2,064
Oriole Beach
Pop 2,005
Desoto Lakes
Pop 1,735
Places similar to Somonauk
Head to head

Compare Somonauk to nearby cities

SOMONAUK VS
Plano
Income$86,271+21%
Home value$230,700+32%
Population12,677+616%
SEE FULL COMPARISON →
SOMONAUK VS
Yorkville
Income$108,513+52%
Home value$335,300+92%
Population26,730+1410%
SEE FULL COMPARISON →
SOMONAUK VS
Sugar Grove
Income$121,207+70%
Home value$401,900+130%
Population9,381+430%
SEE FULL COMPARISON →
SOMONAUK VS
Montgomery
Income$103,734+45%
Home value$299,500+72%
Population21,978+1142%
SEE FULL COMPARISON →
Frequently asked

How many people live in Somonauk, Illinois?

Somonauk, Illinois has about 1,786 residents according to the 2020 American Community Survey.

What is the median household income in Somonauk, Illinois?

The typical household in Somonauk, Illinois earns about $71,375 a year. Half of households make more than that, and half make less.

Is Somonauk, Illinois expensive?

In Somonauk, Illinois, the median home is worth about $174,600, and the typical rent is about $932 a month.

How educated are people in Somonauk, Illinois?

About 20.5% of adults age 25 and over in Somonauk, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Somonauk, Illinois?

About 7.7% of people in Somonauk, Illinois live below the federal poverty line.

Has Somonauk, Illinois grown since 1990?

Yes, Somonauk, Illinois has grown since 1990. The population has added about 515 residents, a change of about 41 percent over that period.

Keep going

Explore from here

Up the hierarchy
Illinois
Rankings
Highest income citiesFastest growing citiesMost educated cities
Compare
Compare Somonauk with another place

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

How we source and harmonize this data →