Cost of Living Comparison Between Chicago, IL and Brentwood, CA
For one person, living is cheaper in Brentwood, CA: $2,609 a month against $3,139 in Chicago, IL, rent and utilities included – about $6,400 less a year. Rent and utilities account for most of the difference.
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Chicago, IL Living Index152Cost of Living Index in Chicago, ILLearn more -
Brentwood, CA Living Index126Cost of Living Index in Brentwood, CALearn more
How much you'll spend in Chicago, IL and in Brentwood, CA
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 Brentwood, CA actually costs, broken down by who's living it.
Monthly costs for one person with rent: $3,139 in Chicago, IL versus $2,609 in Brentwood, CA.
- Chicago, IL $3,139
- Brentwood, CA $2,609
Estimated couple costs with rent: $4,627 in Chicago, IL versus $4,005 in Brentwood, CA.
- Chicago, IL $4,627
- Brentwood, CA $4,005
Monthly costs for a family of three with rent: $6,115 in Chicago, IL versus $5,401 in Brentwood, CA.
- Chicago, IL $6,115
- Brentwood, CA $5,401
Living in Chicago, IL is roughly 20% more expensive than in Brentwood, CA, and outside of rent the biggest gap is in transport.
Both cities are pricier than the global median: Chicago, IL 132% above, Brentwood, CA 93% above.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Chicago, IL: October 19, 2026
Last update for Brentwood, CA: October 18, 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 one-bedroom apartment in the center runs $2,446 in Chicago, IL and $1,791 in Brentwood, CA. Housing cost is often the main lever when comparing two cities.
Brentwood, CA pays 31% more on average while also being the cheaper of the two. The combined effect is a noticeably stronger local purchasing power.
Dining out: $90.0 in Chicago, IL vs $112 in Brentwood, CA for a mid-range dinner for two. Groceries echo the gap at $449 vs $466 per month, with Chicago, IL cheaper across the board.
- Chicago, IL Brentwood, CA 2,920 km ≈ 4 h 15 min nonstop flight
- Chicago, IL
- Brentwood, CA
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
What is the total cost difference between living in Chicago, IL and in Brentwood, CA?
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