Cost of Living Comparison Between Seattle, WA and Costa Mesa, CA
For one person, living is cheaper in Seattle, WA: $3,785 a month against $3,934 in Costa Mesa, CA, rent and utilities included – about $1,800 less a year. Higher rent and utilities in Costa Mesa, CA outweigh lower spending on other living expenses.
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Seattle, WA Living Index184Cost of Living Index in Seattle, WALearn more -
Costa Mesa, CA Living Index189Cost of Living Index in Costa Mesa, CALearn more
How much you'll spend in Seattle, WA and in Costa Mesa, CA
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Seattle, WA and in Costa Mesa, CA actually costs, broken down by who's living it.
A single person spends $3,785 per month in Seattle, WA vs $3,934 in Costa Mesa, CA, rent included.
- Seattle, WA $3,785
- Costa Mesa, CA $3,934
A couple spends around $5,688 per month in Seattle, WA vs $5,396 in Costa Mesa, CA, rent included.
- Seattle, WA $5,688
- Costa Mesa, CA $5,396
A family of three spends $7,592 per month in Seattle, WA vs $6,858 in Costa Mesa, CA, rent included.
- Seattle, WA $7,592
- Costa Mesa, CA $6,858
Seattle, WA is about 4% cheaper than Costa Mesa, CA.
Both Seattle, WA and Costa Mesa, CA sit above the global median – Seattle, WA by 178%, Costa Mesa, CA by 189%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Seattle, WA: October 26, 2026
Last update for Costa Mesa, CA: October 25, 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 $2,508 in Seattle, WA versus $2,430 in Costa Mesa, CA. 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 8% higher in Seattle, WA, which reinforces the cost advantage – you earn more and spend less. Purchasing power leans clearly in its favor.
A mid-range dinner for two costs $101 in Seattle, WA versus $80 in Costa Mesa, CA. Monthly groceries follow the same trend: $547 vs $475 – making Costa Mesa, CA the more affordable choice for daily food spending.
- Seattle, WA Costa Mesa, CA 1,590 km ≈ 2 h 30 min nonstop flight
- Seattle, WA
- Costa Mesa, CA
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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