Decatur, IL
Demographics And Statistics

Demographics | Crime | Cost Of Living
Updated: 2025-10-25

Living In Decatur, Illinois Summary

Life in Decatur research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Decatur over the past nine years using Census, FBI, Zillow, and other primary data sources. Based on the most recently available data, we found the following about life in Decatur:

  • The population in Decatur is 70,368.

  • The median home value in Decatur is $102,006.

  • The median income in Decatur is $50,809.

  • The cost of living in Decatur is 78 which is 0.8x lower than the national average.

  • The median rent in Decatur is $796.

  • The unemployment rate in Decatur is 8.9%.

  • The poverty rate in Decatur is 19.1%.

  • The average high in Decatur is 63.2° and the average low is 42.6°.

Decatur SnackAbility

5
Overall SnackAbility
Jobs
4/10
Housing
4
Affordability
8.5
Diversity
8.5
Safety
6
Amenities
9
Education
7
Commute
9

Decatur, IL Crime Report

Crime in Decatur summary. We use data from the FBI to determine the crime rates in Decatur. Key points include:

  • There were 2,357 total crimes in Decatur in the last reporting year.

  • The overall crime rate per 100,000 people in Decatur is 3,469.5 / 100k people.

  • The violent crime rate per 100,000 people in Decatur is 602.1 / 100k people.

  • The property crime rate per 100,000 people in Decatur is 2,867.5 / 100k people.

  • Overall, crime in Decatur is 63.72% above the national average.

2,357
Total Crimes
63.72%
Above National Average

Crime In Decatur Comparison Table

Statistic Count
Raw
Decatur
/ 100k People
Illinois
/ 100k People
National
/ 100k People
Total Crimes Per 100K 2,357 3,469.5 2,004.4 2,119.2
Violent Crime 409 602.1 289.2 359.0
Murder 5 7.4 5.8 5.0
Robbery 64 94.2 90.2 61.0
Aggravated Assault 309 454.9 146.3 256.0
Property Crime 1,948 2,867.5 1,715.2 1,760.0
Burglary 630 927.4 290.5 229.0
Larceny 1,041 1,532.4 1,134.4 1,272.0
Car Theft 277 407.7 290.4 259.0

Decatur, IL Cost Of Living

Cost of living in Decatur summary. We use data on the cost of living to determine how expensive it is to live in Decatur. Real estate prices drive most of the variance in cost of living around Illinois. Key points include:

  • The cost of living in Decatur is 78 with 100 being average.

  • The cost of living in Decatur is 0.8x lower than the national average.

  • The median home value in Decatur is $102,006.

  • The median income in Decatur is $50,809.

78
Decatur's Overall Cost Of Living
0.8x
Lower Than The National Average

Cost Of Living In Decatur Comparison Table

Living Expense Decatur Illinois National Average
Overall 78 97 100
Services 83 95 100
Groceries 95 99 100
Health 81 93 100
Housing 54 95 100
Transportation 94 102 100
Utilities 89 91 100

Decatur, IL Weather

  • The average high in Decatur is 63.2° and the average low is 42.6°.

  • There are 68.0 days of precipitation each year.

  • Expect an average of 39.7 inches of precipitation each year with 15.3 inches of snow.

StatDecatur
Average Annual High63.2
Average Annual Low42.6
Annual Precipitation Days68.0
Average Annual Precipitation39.7
Average Annual Snowfall15.3
63.2°
Average High
68.0
Days of Rain

Decatur, IL Photos

Decaturillinois
Source: Public Domain
Decatur Transfer House By Douglas Grohne
Source: Public Domain
Postcarddecaturiltrolleytransferstation
Source: Public Domain
Statue Of Abraham Lincoln On The Site Of His First Political Speechc Downtown Decaturc Il
Source: Wikipedia User J. Pinta (Redline2200) | CC BY-SA 3.0

Rankings for Decatur in Illinois

Locations Around Decatur

Map Of Decatur, IL

Best Places Around Decatur

1

Chatham, IL
Population 14,740

2

Mahomet, IL
Population 9,755

3

Savoy, IL
Population 8,807

4

Monticello, IL
Population 6,332

5

Bloomington, IL
Population 78,703

6

Champaign, IL
Population 88,822

7

Normal, IL
Population 52,908

8

Springfield, IL
Population 113,714

9

Mount Zion, IL
Population 6,076

10

Urbana, IL
Population 38,447

Decatur Demographics And Statistics

Population over time in Decatur

The current population in Decatur is 70,368. The population has decreased -7.9% from 2010.

Year Population % Change
2023 70,368 -0.9%
2022 70,975 -0.5%
2021 71,309 -0.8%
2020 71,857 -0.7%
2019 72,359 -0.8%
2018 72,969 -0.7%
2017 73,505 -0.8%
2016 74,063 -0.8%
2015 74,654 -0.6%
2014 75,088 -1.2%
2013 75,982 -0.1%
2012 76,091 -0.3%
2011 76,286 -0.2%
2010 76,429 -

Race / Ethnicity in Decatur

White
65.7% (46,203)
African American
23.9% (16,847)
American Indian
0.0% (12)
Asian
1.4% (966)
Hawaiian
0.1% (65)
Other
0.4% (258)
Two Or More
5.4% (3,776)
Hispanic
3.2% (2,241)

Decatur is:

  • 65.7% White with 46,203 White residents.

  • 23.9% African American with 16,847 African American residents.

  • 0.0% American Indian with 12 American Indian residents.

  • 1.4% Asian with 966 Asian residents.

  • 0.1% Hawaiian with 65 Hawaiian residents.

  • 0.4% Other with 258 Other residents.

  • 5.4% Two Or More with 3,776 Two Or More residents.

  • 3.2% Hispanic with 2,241 Hispanic residents.

Race Decatur IL USA
White 65.7% 58.7% 58.2%
African American 23.9% 13.6% 12.0%
American Indian 0.0% 0.1% 0.5%
Asian 1.4% 5.8% 5.7%
Hawaiian 0.1% 0.0% 0.2%
Other 0.4% 0.3% 0.5%
Two Or More 5.4% 3.0% 3.9%
Hispanic 3.2% 18.5% 19.0%

Gender in Decatur

Female
52.7% (37,117)
Male
47.3% (33,251)
  • Decatur is 52.7% female with 37,117 female residents.

  • Decatur is 47.3% male with 33,251 male residents.

Gender Decatur IL USA
Female 52.7% 50.6% 50.5%
Male 47.3% 49.4% 49.5%

Highest level of educational attainment in Decatur for adults over 25

  • 2.0% of adults in Decatur completed < 9th grade.

  • 6.0% of adults in Decatur completed 9-12th grade.

  • 40.0% of adults in Decatur completed high school / ged.

  • 22.0% of adults in Decatur completed some college.

  • 8.0% of adults in Decatur completed associate's degree.

  • 14.0% of adults in Decatur completed bachelor's degree.

  • 6.0% of adults in Decatur completed master's degree.

  • 1.0% of adults in Decatur completed professional degree.

  • 1.0% of adults in Decatur completed doctorate degree.

< 9th Grade
2.0% (1,407)
9-12th Grade
6.0% (4,222)
High School / GED
40.0% (28,147)
Some College
22.0% (15,480)
Associate's Degree
8.0% (5,629)
Bachelor's Degree
14.0% (9,851)
Master's Degree
6.0% (4,222)
Professional Degree
1.0% (703)
Doctorate Degree
1.0% (703)
Education Decatur IL USA
< 9th Grade 2.0% 5.0% 5.0%
9-12th Grade 6.0% 5.0% 6.0%
High School / GED 40.0% 25.0% 26.0%
Some College 22.0% 20.0% 19.0%
Associate's Degree 8.0% 8.0% 9.0%
Bachelor's Degree 14.0% 22.0% 21.0%
Master's Degree 6.0% 11.0% 10.0%
Professional Degree 1.0% 2.0% 2.0%
Doctorate Degree 1.0% 2.0% 2.0%

Household Income For Decatur, Illinois

  • 8.9% of households in Decatur earn Less than $10,000.

  • 5.2% of households in Decatur earn $10,000 to $14,999.

  • 8.5% of households in Decatur earn $15,000 to $24,999.

  • 9.3% of households in Decatur earn $25,000 to $34,999.

  • 17.5% of households in Decatur earn $35,000 to $49,999.

  • 17.5% of households in Decatur earn $50,000 to $74,999.

  • 12.8% of households in Decatur earn $75,000 to $99,999.

  • 11.1% of households in Decatur earn $100,000 to $149,999.

  • 4.4% of households in Decatur earn $150,000 to $199,999.

  • 4.8% of households in Decatur earn $200,000 or more.

Less than $10,000
8.9% (626,854)
$10,000 to $14,999
5.2% (363,634)
$15,000 to $24,999
8.5% (600,441)
$25,000 to $34,999
9.3% (653,722)
$35,000 to $49,999
17.5% (1,232,988)
$50,000 to $74,999
17.5% (1,231,166)
$75,000 to $99,999
12.8% (901,686)
$100,000 to $149,999
11.1% (778,957)
$150,000 to $199,999
4.4% (308,987)
$200,000 or more
4.8% (338,360)
Income Decatur IL USA
Less than $10,000 8.9% 5.2% 4.9%
$10,000 to $14,999 5.2% 3.4% 3.6%
$15,000 to $24,999 8.5% 6.2% 6.6%
$25,000 to $34,999 9.3% 6.5% 6.8%
$35,000 to $49,999 17.5% 9.9% 10.4%
$50,000 to $74,999 17.5% 15.1% 15.7%
$75,000 to $99,999 12.8% 12.7% 12.7%
$100,000 to $149,999 11.1% 17.9% 17.4%
$150,000 to $199,999 4.4% 9.9% 9.3%
$200,000 or more 4.8% 13.1% 12.6%

Articles About Illinois

Enjoy The Snack?