Cost of Living Comparison Between Saint Louis, MO and Chicago, IL
For one person, living is cheaper in Saint Louis, MO: $2,361 a month against $3,037 in Chicago, IL, rent and utilities included – about $8,100 less a year. Rent and utilities account for most of the difference.
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Saint Louis, MO Living Index114Cost of Living Index in Saint Louis, MOLearn more -
Chicago, IL Living Index147Cost of Living Index in Chicago, ILLearn more
How much you'll spend in Saint Louis, MO and in Chicago, IL
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Saint Louis, MO and in Chicago, IL actually costs, broken down by who's living it.
A single person spends $2,361 per month in Saint Louis, MO vs $3,037 in Chicago, IL, rent included.
- Saint Louis, MO $2,361
- Chicago, IL $3,037
A couple spends around $3,555 per month in Saint Louis, MO vs $4,518 in Chicago, IL, rent included.
- Saint Louis, MO $3,555
- Chicago, IL $4,518
A family of three spends $4,749 per month in Saint Louis, MO vs $5,999 in Chicago, IL, rent included.
- Saint Louis, MO $4,749
- Chicago, IL $5,999
Saint Louis, MO is about 22% cheaper than Chicago, IL, and outside of rent the biggest gap is in eating out.
Both Saint Louis, MO and Chicago, IL sit above the global median – Saint Louis, MO by 73%, Chicago, IL by 123%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Saint Louis, MO: October 27, 2026
Last update for Chicago, IL: October 25, 2026
Cost Breakdown
A central one-bedroom costs $1,453 in Saint Louis, MO versus $2,526 in Chicago, IL. Rent is usually the largest line item in a monthly budget, so the gap here sets the tone for the overall comparison.
Salaries run about 18% higher in Chicago, IL, which partly offsets the higher cost of living there. Purchasing power depends on which expenses matter most to you.
A mid-range dinner for two costs $76 in Saint Louis, MO versus $89 in Chicago, IL. Groceries tell a different story – $496 in Saint Louis, MO vs $447 in Chicago, IL – so Chicago, IL wins on supermarket bills even if dining out costs more.
- Saint Louis, MO Chicago, IL 420 km
- Saint Louis, MO
- Chicago, IL
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 Saint Louis, MO and in Chicago, IL compare overall?
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Saint Louis, MO vs other spots: cost of living compared
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