DeKalb County, IL

Comprehensive housing, income, and cost of living data for DeKalb County, Illinois. Population: 100.7K.

Median Home Price
$289.9K

Based on 12 cities

Median Household Income
$69.0K

Annual household income

Price-to-Income Ratio
4.2x

Moderately affordable

Salary Needed to Buy
$89.0K

30-yr mortgage, 6.5% rate, 20% down

Housing & Finance

Annual Property Tax
$5,889

Average annual amount

Effective Tax Rate
2.03%

Property tax / home value

Monthly Housing Costs
Mortgage (P&I)$1,466
Property Tax$491
Insurance$121
Total Monthly$2,077
Historical Home Prices
2015
$155.8K
2016
$160.4K
+2.9%%
2017
$169.4K
+5.6%%
2018
$176.6K
+4.3%%
2019
$180.4K
+2.1%%
2020
$192.8K
+6.9%%
2021
$213.7K
+10.8%%
2022
$227.9K
+6.6%%
2023
$248.0K
+8.9%%
2024
$265.4K
+7.0%%
2025
$281.1K
+5.9%%
Source: County price history data via Zillow ZHVI

Demographics & Economics

Unemployment Rate
4.4%%

Near national average

Population Density
160

People per square mile

Homicide Rate
2.5

Low (per 100K residents)

Political Lean (2020)
Competitive

D+0

Racial Demographics

White
72.4%
Black
7.7%
Hispanic
14%
Asian
2.1%
Two or More Races
3.6%

Source: Census ACS 2023. Hispanic/Latino ethnicity counted separately from race.

Climate & Environment

Average Temperature
49°F

Annual average

Sunny Days
158

Days per year

Annual Rainfall
37.5"

Inches per year

Natural Disaster Risk
High Risk

Score: 81/100

Frequently Asked Questions

What is the median home price in DeKalb County, IL?

The median home price in DeKalb County, Illinois is $289.9K. The price-to-income ratio is 4.2x, meaning the median home costs 4.2 times the median household income.

What salary do you need to buy a home in DeKalb County?

Based on a 30-year mortgage at 6.5% with 20% down and the 28% debt-to-income rule, you need approximately $89.0K per year to buy the median home in DeKalb County, IL. Monthly housing costs break down to $1,466 for mortgage, $491 for property tax, and $121 for insurance.

What is the property tax rate in DeKalb County?

The effective property tax rate in DeKalb County is 2.03%, which comes to approximately $5,889 per year on the median home.

What is the median household income in DeKalb County?

The median household income in DeKalb County, Illinois is $69.0K per year, based on Census Bureau American Community Survey data. The unemployment rate is 4.4%%.

Is DeKalb County a good place to live?

DeKalb County, Illinois has a population of 100.7K. Housing affordability is moderate with a price-to-income ratio of 4.2x. The climate averages 49 degrees F with 158 sunny days per year. Compare DeKalb County with other areas using our cost of living tools to find the best fit for your budget and lifestyle.