Grundy County Summary

Life in Grundy County research summary. HomeSnacks has been researching the quality of life in Grundy County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Grundy County:

  • The population in Grundy County is 52,624.

  • The median home value in Grundy County is $279,958.

  • The median income in Grundy County is $89,993.

  • The median rent in Grundy County is $1,126.

  • The unemployment rate in Grundy County is 4.2%.

  • The poverty rate in Grundy County is 6.0%.

  • The average high in Grundy County is 68.6° and there are 91.0 inches of rainfall annually.

Cities & Towns in Grundy County

List Of Cities & Towns in Grundy County

Morris, IL Population 14,491

Channahon, IL Population 13,807

Minooka, IL Population 12,606

Braidwood, IL Population 6,160

Coal City, IL Population 5,218

Dwight, IL Population 3,814

Diamond, IL Population 2,861

Seneca, IL Population 2,565

Gardner, IL Population 1,477

Mazon, IL Population 1,315

Braceville, IL Population 733

South Wilmington, IL Population 624

Godley, IL Population 551

Carbon Hill, IL Population 437

Verona, IL Population 259

Kinsman, IL Population 68

East Brooklyn, IL Population 55

Map Of Grundy County

Grundy County, IL Weather

  • The average high in Grundy County is 68.6°.

  • There are 76.88 nice days each year.

  • Expect an average of 91.0 inches of rain each year with 8.7 inches of snow.

  • There is an average of 4:42 hours of sun each day in Grundy County.

StatGrundy County
Mean High68.6
Nice Days76.88
Rainfall91.0
Snowfall8.7
Sunny_hours4:42
68.6°
Average High
91.0
Inches of Rain

Grundy County Photos

Gaspumppolkadotdrivein Braidwoodil
Source: Wikipedia
Dwight Il Downtown
Source: Wikipedia User IvoShandor | GFDL
Dwightc Illinois
Source: Wikipedia User No machine-readable autho | GFDL
Dwight Il Library
Source: Wikipedia User IvoShandor | GFDL
Frank L
Source: Wikipedia User IvoShandor | GFDL
Illinois Traction System Minooka Passenger Station
Source: Public Domain

Grundy County Demographics

Population over time in Grundy County

The current population in Grundy County is 52,624. The population has increased 3.4% from 2019.

Year Population % Change
2022 52,364 3.1%
2021 50,798 0.3%
2020 50,666 -

Gender in Grundy County

  • Grundy County is 49.3% female with 25,922 female residents.

  • Grundy County is 50.7% male with 26,702 male residents.

Female
49.3% (25,922)
Male
50.7% (26,702)
Gender Grundy County IL USA
Female 49.3% 50.5% 50.4%
Male 50.7% 49.5% 49.6%

Race / Ethnicity in Grundy County

Grundy County is:

  • 84.1% White with 44,264 White residents.

  • 1.8% African American with 949 African American residents.

  • 0.1% American Indian with 39 American Indian residents.

  • 0.6% Asian with 314 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.3% Other with 156 Other residents.

  • 2.2% Two Or More with 1,151 Two Or More residents.

  • 10.9% Hispanic with 5,751 Hispanic residents.

White
84.1% (44,264)
African American
1.8% (949)
American Indian
0.1% (39)
Asian
0.6% (314)
Hawaiian
0.0% (0)
Other
0.3% (156)
Two Or More
2.2% (1,151)
Hispanic
10.9% (5,751)

Table: Grundy County By Race

Race Grundy County IL USA
White 84.1% 59.6% 58.9%
African American 1.8% 13.7% 12.1%
American Indian 0.1% 0.1% 0.6%
Asian 0.6% 5.7% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.3% 0.3% 0.4%
Two Or More 2.2% 2.8% 3.5%
Hispanic 10.9% 17.8% 18.7%

Household Income For Grundy County, Illinois

  • 2.3% of households in Grundy County earn Less than $10,000.

  • 1.6% of households in Grundy County earn $10,000 to $14,999.

  • 6.2% of households in Grundy County earn $15,000 to $24,999.

  • 5.7% of households in Grundy County earn $25,000 to $34,999.

  • 9.8% of households in Grundy County earn $35,000 to $49,999.

  • 15.5% of households in Grundy County earn $50,000 to $74,999.

  • 14.9% of households in Grundy County earn $75,000 to $99,999.

  • 20.8% of households in Grundy County earn $100,000 to $149,999.

  • 11.1% of households in Grundy County earn $150,000 to $199,999.

  • 12.1% of households in Grundy County earn $200,000 or more.

Less than $10,000
2.3% (1,211)
$10,000 to $14,999
1.6% (821)
$15,000 to $24,999
6.2% (3,238)
$25,000 to $34,999
5.7% (3,019)
$35,000 to $49,999
9.8% (5,152)
$50,000 to $74,999
15.5% (8,168)
$75,000 to $99,999
14.9% (7,833)
$100,000 to $149,999
20.8% (10,958)
$150,000 to $199,999
11.1% (5,831)
$200,000 or more
12.1% (6,389)
Income Grundy County IL USA
Less than $10,000 2.3% 5.3% 4.9%
$10,000 to $14,999 1.6% 3.5% 3.8%
$15,000 to $24,999 6.2% 6.7% 7.0%
$25,000 to $34,999 5.7% 7.1% 7.4%
$35,000 to $49,999 9.8% 10.1% 10.7%
$50,000 to $74,999 15.5% 15.4% 16.1%
$75,000 to $99,999 14.9% 12.9% 12.8%
$100,000 to $149,999 20.8% 17.6% 17.1%
$150,000 to $199,999 11.1% 9.4% 8.8%
$200,000 or more 12.1% 12.1% 11.4%

Highest level of educational attainment in Grundy County for adults over 25

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

  • 4.0% of adults in Grundy County completed 9-12th grade.

  • 32.0% of adults in Grundy County completed high school / ged.

  • 26.0% of adults in Grundy County completed some college.

  • 11.0% of adults in Grundy County completed associate's degree.

  • 17.0% of adults in Grundy County completed bachelor's degree.

  • 7.0% of adults in Grundy County completed master's degree.

  • 1.0% of adults in Grundy County completed professional degree.

  • 0.0% of adults in Grundy County completed doctorate degree.

< 9th Grade
2% (1,052)
9-12th Grade
4% (2,104)
High School / GED
32% (16,839)
Some College
26% (13,682)
Associate's Degree
11% (5,788)
Bachelor's Degree
17% (8,946)
Master's Degree
7% (3,683)
Professional Degree
1% (526)
Doctorate Degree
0% (0)
Education Grundy County IL USA
< 9th Grade 2% 6% 3%
9-12th Grade 4% 5% 6%
High School / GED 32% 25% 26%
Some College 26% 20% 20%
Associate's Degree 11% 8% 9%
Bachelor's Degree 17% 22% 21%
Master's Degree 7% 11% 10%
Professional Degree 1% 2% 2%
Doctorate Degree 0% 1% 2%

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