Cost of Living Comparison Between Seattle, WA and San Luis Obispo, CA
For one person, living is cheaper in San Luis Obispo, CA: $3,315 a month against $3,785 in Seattle, WA, rent and utilities included – about $5,600 less a year. Other living expenses account for most of the difference.
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Seattle, WA Living Index184Cost of Living Index in Seattle, WALearn more -
San Luis Obispo, CA Living Index161Cost of Living Index in San Luis Obispo, CALearn more
How much you'll spend in Seattle, WA and in San Luis Obispo, 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 San Luis Obispo, CA actually costs, broken down by who's living it.
A single person spends $3,785 per month in Seattle, WA vs $3,315 in San Luis Obispo, CA, rent included.
- Seattle, WA $3,785
- San Luis Obispo, CA $3,315
A couple spends around $5,688 per month in Seattle, WA vs $4,816 in San Luis Obispo, CA, rent included.
- Seattle, WA $5,688
- San Luis Obispo, CA $4,816
A family of three spends $7,592 per month in Seattle, WA vs $6,317 in San Luis Obispo, CA, rent included.
- Seattle, WA $7,592
- San Luis Obispo, CA $6,317
Seattle, WA costs about 14% more than San Luis Obispo, CA, and outside of rent the biggest gap is in groceries.
Both Seattle, WA and San Luis Obispo, CA sit above the global median – Seattle, WA by 178%, San Luis Obispo, CA by 144%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Seattle, WA: October 26, 2026
Last update for San Luis Obispo, CA: October 25, 2026
Cost Breakdown
A central one-bedroom costs $2,508 in Seattle, WA versus $2,431 in San Luis Obispo, 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 17% higher in Seattle, WA. Purchasing power depends on which expenses matter most to you.
A mid-range dinner for two costs $101 in Seattle, WA versus $60 in San Luis Obispo, CA. Monthly groceries follow the same trend: $547 vs $392 – making San Luis Obispo, CA the more affordable choice for daily food spending.
- Seattle, WA San Luis Obispo, CA 1,380 km ≈ 2 h 15 min nonstop flight
- Seattle, WA
- San Luis Obispo, 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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