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CITY

Sidney

Illinois · 1,167 residents (2025 est.) · 0.624 sq mi
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The short version

Sidney has roughly average household income, with a median household income of $88,618. Population has declined 12% since 2000. Median home value has more than doubled since 2000, reaching $197,600. Poverty is rare here, at 4.3% of residents.

At a glance
Wealthier
above the US median
US median: $82,259
Mid-age
median age 39.6
US median: 38.9
Less educated
24% hold a bachelor's degree
US average: 36%
Less affordable
home values up 26%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
936
−12%since 2000
from 1,062 in 2000
1990 – 2025
Population density
1,500 / sq mi
−12%since 2000
from 1,702 / sq mi in 2000
US average: 281
Median age
39.6
+8%since 2000
from 36.8 in 2000
US average: 38.9

PEP 2025 EST:1,167 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
7909671K1K1K1990201020202024Sidney
2024936
1990201020202024
Section 02

Income & economy

Median household income
$88,618
−6%inflation adjusted, since 2000
from $51,563 in 2000
US average: $82,259
1990 – 2024
Per capita income
$42,878
+100%since 2000
from $21,425 in 2000
US average: $44,673
Households earning $100K+
67.7%
+42.4 ptssince 2009
from 25.4% in 2009
US average: 53.3%
Poverty rate
4.3%
+3.4 ptssince 2000
from 0.9% in 2000
US average: 12.5%
Income inequality (Gini)
0.318
−11%since 2010
from 0.358 in 2010
US average: 0.476
Workforce by industry, 2024
Wholesale trade7.9%
US avg: 6.9%
Other services7.3%
US avg: 6.7%
Finance & insurance6.5%
US avg: 5.9%
Professional, scientific, technical6.5%
US avg: 5.1%
Retail trade6.1%
US avg: 9.9%
Information5.5%
US avg: 10.8%
Public administration3.8%
US avg: 4.8%
Arts, entertainment, food2.8%
US avg: 1.9%
Agriculture, forestry, fishing1.6%
US avg: 1.6%
Construction1.6%
US avg: 1.2%
Transportation & warehousing1.2%
US avg: 2.2%
Manufacturing0%
US avg: 0.4%
Education & health services0%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$197,600
+26%inflation adjusted, since 2000
from $86,100 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,094
+7%inflation adjusted, since 2000
from $560 in 2000
US average: $1,442
Owner-occupied
82.7%
+2.8 ptssince 2000
from 79.9% in 2000
17.3% rent
Vacancy rate
8.3%
+1.4 ptssince 2009
from 6.9% in 2009
US average: 10.0%
Owner cost-burdened
9.4%
−10.3 ptssince 2009
from 19.6% in 2009
US average: 22.9%
Renter cost-burdened
26.2%
−15.0 ptssince 2009
from 41.2% in 2009
US average: 47.4%
Afford Score
2.2
+34%since 2000
from 1.7 in 2000
1990 – 2024
Gentrification Score
69
RELATED:See current rent listings in Sidney on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic97.4%(1,034)
Black0.4%(4)
Hispanic / Latino0.4%(4)
Asian0.3%(3)
Other0%
Diversity Score2.6%(28)
2024
White, non-Hispanic93.9%(879)
Black0.2%(2)
Hispanic / Latino3.6%(34)
Asian0.5%(5)
Other1.7%(16)
Diversity Score14.6%(136)
Diversity Score
15
+457%since 2000
from 3 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
24.5%
+4.6 ptssince 2000
from 19.9% in 2000
US average: 35.6%
High school or higher
95.9%
+8.7 ptssince 2000
from 87.2% in 2000
US average: 89.6%
Graduate degree
10.9%
+3.6 ptssince 2000
from 7.3% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
26.3 min
+83%since 2000
from 14.4 min in 2000
US average: 26.5
Drive alone to work
89.6%
−1.1 ptssince 2009
from 90.7% in 2009
US average: 68.9%
Carpooled to work
2.0%
−3.8 ptssince 2009
from 5.9% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
6.5%
+5.4 ptssince 2009
from 1.1% in 2009
US average: 15.0%
Walked to work
1.8%
+0.5 ptssince 2009
from 1.3% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
0.5%
−0.4 ptssince 2009
from 1.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.6%
−2.8 ptssince 2011
from 7.4% in 2011
US average: 5.2%
Labor force participation
68.5%
−7.0 ptssince 2011
from 75.5% in 2011
US average: 63.5%
Self-employed
18.0%
−2.8 ptssince 2009
from 20.8% in 2009
US average: 13.1%
Management & professional
36.2%
−27.5 ptssince 2009
from 63.7% in 2009
US average: 42.5%
Section 08

People & community

Male
49.8%
+1.8 ptssince 2009
from 47.9% in 2009
Female
50.2%
−1.8 ptssince 2009
from 52.1% in 2009
Foreign born
0.5%
−1.7 ptssince 2009
from 2.3% in 2009
US average: 14.1%
Veterans
7.3%
−42.9 ptssince 2009
from 50.3% in 2009
US average: 6.2%
With a disability
12.4%
+2.1 ptssince 2012
from 10.3% in 2012
US average: 13.3%
Uninsured
4.1%
−86.4 ptssince 2013
from 90.5% in 2013
US average: 8.4%
Broadband at home
95.2%
+14.4 ptssince 2017
from 80.8% in 2017
US average: 91.0%
English only at home
99.4%
+0.7 ptssince 2016
from 98.8% in 2016
US average: 77.7%
Spanish at home
0.0%
−0.5 ptssince 2016
from 0.5% in 2016
US average: 13.6%
Drill deeper

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Compare Sidney to nearby cities

SIDNEY VS
Urbana
Income$45,346−49%
Home value$184,900−6%
Population39,719+3304%
SEE FULL COMPARISON →
SIDNEY VS
Savoy
Income$91,966+4%
Home value$320,300+62%
Population9,113+681%
SEE FULL COMPARISON →
SIDNEY VS
Champaign
Income$56,118−37%
Home value$210,900+7%
Population91,195+7714%
SEE FULL COMPARISON →
SIDNEY VS
Rantoul
Income$48,691−45%
Home value$118,200−40%
Population11,991+928%
SEE FULL COMPARISON →
Frequently asked

How many people live in Sidney, Illinois?

Sidney, Illinois has about 936 residents according to the 2024 American Community Survey.

What is the median household income in Sidney, Illinois?

The typical household in Sidney, Illinois earns about $88,618 a year. Half of households make more than that, and half make less.

Is Sidney, Illinois expensive?

In Sidney, Illinois, the median home is worth about $197,600, and the typical rent is about $1,094 a month.

How educated are people in Sidney, Illinois?

About 24.5% of adults age 25 and over in Sidney, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Sidney, Illinois?

About 4.3% of people in Sidney, Illinois live below the federal poverty line.

Has Sidney, Illinois grown since 1990?

Yes, Sidney, Illinois has shrunk since 1990. The population has lost about 89 residents, a change of about -9 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 →