Cost of Living Comparison Between Chicago, IL and Decatur, AL
For one person, living is cheaper in Decatur, AL: $1,929 a month against $3,037 in Chicago, IL, rent and utilities included – about $13,300 less a year. Rent and utilities account for most of the difference.
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Chicago, IL Living Index147Cost of Living Index in Chicago, ILLearn more -
Decatur, AL Living Index92Cost of Living Index in Decatur, ALLearn more
How much you'll spend in Chicago, IL and in Decatur, AL
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Chicago, IL and in Decatur, AL actually costs, broken down by who's living it.
A single person spends $3,037 per month in Chicago, IL vs $1,929 in Decatur, AL, rent included.
- Chicago, IL $3,037
- Decatur, AL $1,929
A couple spends around $4,518 per month in Chicago, IL vs $2,715 in Decatur, AL, rent included.
- Chicago, IL $4,518
- Decatur, AL $2,715
A family of three spends $5,999 per month in Chicago, IL vs $3,500 in Decatur, AL, rent included.
- Chicago, IL $5,999
- Decatur, AL $3,500
Chicago, IL costs about 57% more than Decatur, AL, and outside of rent the biggest gap is in groceries.
Both Chicago, IL and Decatur, AL sit above the global median – Chicago, IL by 123%, Decatur, AL by 42%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Chicago, IL: October 25, 2026
Last update for Decatur, AL: October 26, 2026
Categories marked with * are only partly priced – their share counts the items that do have prices.
Categories marked with * are only partly priced – their share counts the items that do have prices.
Cost Breakdown
A central one-bedroom costs $2,526 in Chicago, IL versus $987 in Decatur, AL. Rent is usually the largest line item in a monthly budget, so the gap here sets the tone for the overall comparison.
A mid-range dinner for two costs $89 in Chicago, IL versus $43 in Decatur, AL. Monthly groceries follow the same trend: $447 vs $272 – making Decatur, AL the more affordable choice for daily food spending.
- Chicago, IL Decatur, AL 810 km ≈ 1 h 30 min nonstop flight
- Chicago, IL
- Decatur, AL
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
How do living costs in Chicago, IL and in Decatur, AL compare overall?
What salary covers living expenses in Chicago, IL compared to Decatur, AL?
How do rents compare between Chicago, IL and Decatur, AL?
Which city has cheaper restaurants?
Which city has cheaper grocery shopping?
Where should families live: Chicago, IL or Decatur, AL?
Chicago, IL vs other spots: cost of living compared
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