Population

DeKalb

40,464

Rock Island

36,758

Median Income

DeKalb

$46,564

Rock Island

$57,292

Home Value

DeKalb

$202,900

Rock Island

$118,400

Rent

DeKalb

$1,030

Rock Island

$819

Crime Rate

DeKalb

3.93

Rock Island

5.44

Cost of Living

DeKalb

97.9

Rock Island

88.8

Avg Temp

DeKalb

N/A

Rock Island

N/A

Unemployment

DeKalb

10.6%

Rock Island

6.5%

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How Similar Are DeKalb & Rock Island?

Rock Island is DeKalb's #22 most similar city

5/10

5 of 10 key metrics match within 10%

Population

👥

DeKalb

40,464

vs

Rock Island

36,758

Match · 9% difference

Both cities have similar populations — DeKalb at 40,464 and Rock Island at 36,758.

Violent Crime

DeKalb

3.93

vs

Rock Island

5.44

Different · 28% difference
🚨

Rock Island has a 28% higher violent crime than DeKalb.

Property Crime

🔒

DeKalb

25.14

vs

Rock Island

27.15

Match · 7% difference

Both cities have similar property crime — just a 7% difference.

Political Leaning

DeKalb

48.1%

vs

Rock Island

44.4%

Match · 8% difference
🗳️

Both cities lean Democratic with similar vote shares — 8% difference.

Unemployment

💼

DeKalb

10.6%

vs

Rock Island

6.5%

Different · 38% difference

DeKalb has a 38% higher unemployment than Rock Island.

Median Income

DeKalb

$46,564

vs

Rock Island

$57,292

Different · 19% difference
💰

Rock Island has a 19% higher median income than DeKalb.

Home Values

🏠

DeKalb

$202,900

vs

Rock Island

$118,400

Different · 42% difference

DeKalb has a 42% higher home values than Rock Island.

Education

DeKalb

18.1%

vs

Rock Island

14.4%

Different · 20% difference
🎓

DeKalb has a 20% higher education than Rock Island.

Demographics

🌍

DeKalb

62.6%

vs

Rock Island

68.0%

Match · 8% difference

Both cities have similar demographics — just a 8% difference.

Cost of Living

DeKalb

97.9

vs

Rock Island

88.8

Match · 9% difference
💵

Both cities have similar cost of living — just a 9% difference.

5 out of 10 key metrics match within 10%. DeKalb and Rock Island share several key characteristics.

At a Glance

0

DeKalb

vsof 8

0

Rock Island

Rock Island leads in 4 of 8 categories

Cost of Living & Affordability — Rock Island leads

Source: City Stats Index / HUD

Rock Island scores 86.4 on the housing index (100 = national avg) vs 128.9 in DeKalb. Rock Island has a fair market rent (2br) of $1,143 vs $1,373 in DeKalb (20% lower). DeKalb scores 71.2 on the transportation index (100 = national avg) vs 83.1 in Rock Island.

Overall Cost Index

DeKalb97.9
Rock Island88.8

Housing Index

DeKalb128.9
Rock Island86.4

Food Index

DeKalb85.6
Rock Island93.8

Transportation Index

DeKalb71.2
Rock Island83.1

Healthcare Index

DeKalb88.5
Rock Island95.0

Utilities Index

DeKalb97.1
Rock Island93.6

Living Wage (1 Adult)

DeKalb$43,061
Rock Island$39,063

Living Wage (Family of 4)

DeKalb$101,781
Rock Island$92,332

Fair Market Rent (1BR)

DeKalb$1,046
Rock Island$928

Fair Market Rent (2BR)

DeKalb$1,373
Rock Island$1,143

Housing Market — Rock Island leads

Source: U.S. Census Bureau ACS

Rock Island has a median property tax of $2,861 vs $5,696 in DeKalb (99% lower). DeKalb has a median home value of $202,900 vs $118,400 in Rock Island (71% higher). DeKalb has a vacancy rate of 5.8% compared to 9.2% in Rock Island.

Median Home Value

DeKalb$202,900
Rock Island$118,400

Median Rent

DeKalb$1,030
Rock Island$819

Median Property Tax

DeKalb$5,696
Rock Island$2,861

Owner-Occupied

DeKalb42.5%
Rock Island63.5%

Vacancy Rate

DeKalb5.8%
Rock Island9.2%

Single-Family Homes

DeKalb49.1%
Rock Island70.4%

Jobs & Economy — Rock Island leads

Source: U.S. Census Bureau ACS

Rock Island has a unemployment rate of 6.5% compared to 10.6% in DeKalb. Rock Island has a work from home of 8.8% compared to 4.7% in DeKalb. DeKalb: 22,590 vs Rock Island: 18,035 for labor force.

Median Household Income

DeKalb$46,564
Rock Island$57,292

Per Capita Income

DeKalb$27,180
Rock Island$32,507

Poverty Rate

DeKalb25.7%
Rock Island20.9%

Unemployment Rate

DeKalb10.6%
Rock Island6.5%

Labor Force

DeKalb22,590
Rock Island18,035

Mean Commute

DeKalbN/A
Rock Island18 min

Work from Home

DeKalb4.7%
Rock Island8.8%

Private Sector

DeKalb89.5%
Rock Island89.6%

Government Sector

DeKalb40.1%
Rock Island43.2%

Crime & Safety — DeKalb leads

Source: FBI UCR

DeKalb has a property crime clearance of 23.1% compared to 8.9% in Rock Island. Rock Island has a robbery rate (per 1k) of 0.14 compared to 0.35 in DeKalb. DeKalb has a murder rate (per 1k) of 0.00 compared to 0.06 in Rock Island.

Violent Crime Rate (per 1K)

DeKalb3.93
Rock Island5.44

Property Crime Rate (per 1K)

DeKalb25.14
Rock Island27.15

Murder Rate (per 1K)

DeKalb0.00
Rock Island0.06

Robbery Rate (per 1K)

DeKalb0.35
Rock Island0.14

Assault Rate (per 1K)

DeKalb2.06
Rock Island5.13

Burglary Rate (per 1K)

DeKalb3.38
Rock Island9.21

Larceny Rate (per 1K)

DeKalb21.24
Rock Island11.55

Violent Crime Clearance

DeKalb43.7%
Rock Island49.7%

Property Crime Clearance

DeKalb23.1%
Rock Island8.9%

Weather & Climate

Source: NOAA / Open-Meteo

Avg Annual Temperature

DeKalbN/A
Rock IslandN/A

Avg Annual High

DeKalbN/A
Rock IslandN/A

Avg Annual Low

DeKalbN/A
Rock IslandN/A

Sunny Days per Year

DeKalbN/A
Rock IslandN/A

Annual Rainfall

DeKalbN/A
Rock IslandN/A

Annual Snowfall

DeKalbN/A
Rock IslandN/A

Avg Humidity

DeKalbN/A
Rock IslandN/A

Schools & Education

Source: NCES / U.S. Census Bureau

DeKalb has a bachelor's degree or higher of 18.1% compared to 14.4% in Rock Island. Rock Island has a high school diploma or higher of 34.2% compared to 30.1% in DeKalb.

Public Schools

DeKalb0
Rock Island0

Avg Student-Teacher Ratio

DeKalbN/A
Rock IslandN/A

Colleges & Universities

DeKalb0
Rock Island0

Bachelor's Degree or Higher

DeKalb18.1%
Rock Island14.4%

High School Diploma or Higher

DeKalb30.1%
Rock Island34.2%

Demographics & Community

Source: U.S. Census Bureau ACS

DeKalb has a population of 40,464, about 1.1x the size of Rock Island (36,758). DeKalb skews younger with a median age of 25.4 vs 37.1.

Population

DeKalb40,464
Rock Island36,758

Median Age

DeKalb25
Rock Island37

Avg Household Size

DeKalb2.3
Rock Island2.2

Married Population

DeKalb24.9%
Rock Island32.6%

Foreign Born

DeKalb9.1%
Rock Island8.5%

White

DeKalb62.6%
Rock Island68.0%

Black

DeKalb15.2%
Rock Island16.4%

Hispanic

DeKalb18.4%
Rock Island13.5%

Asian

DeKalb3.9%
Rock Island3.4%

DeKalb

Rock Island

Healthcare — DeKalb leads

Source: CMS Hospital Compare

DeKalb: 4.0 vs Rock Island: 2.0 for avg cms rating (out of 5). DeKalb: 5 vs Rock Island: 4 for with emergency services.

Nearby Hospitals

DeKalb5
Rock Island5

Avg CMS Rating (out of 5)

DeKalb4.0
Rock Island2.0

With Emergency Services

DeKalb5
Rock Island4

Transportation & Commute — Rock Island leads

Source: U.S. Census Bureau ACS

DeKalb has a bicycle of 0.2% compared to 0.1% in Rock Island. Rock Island has a public transit of 2.4% compared to 0.8% in DeKalb. Rock Island has a work from home of 8.8% compared to 4.7% in DeKalb.

Mean Commute Time

DeKalbN/A
Rock Island18 min

Drive Alone

DeKalb74.4%
Rock Island76.4%

Public Transit

DeKalb0.8%
Rock Island2.4%

Bicycle

DeKalb0.2%
Rock Island0.1%

Work from Home

DeKalb4.7%
Rock Island8.8%

Airports

DeKalb0
Rock Island0

Cities Similar to DeKalb, IL

Compare DeKalb against its closest statistical matches across demographics, income, crime, health, and more.

🧬

City Comparison

8-axis fingerprint: population, income, housing, crime, education, age, climate, and cost of living. Click legend items to toggle.

PopulationIncomeHome ValueSafetyEducationMedian AgeClimateCost of Living

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