Cost of Living Comparison Between Belleville, IL and Seattle, WA
For one person, living is cheaper in Belleville, IL: $2,249 a month against $3,785 in Seattle, WA, rent and utilities included – about $18,400 less a year. Rent and utilities account for most of the difference.
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Belleville, IL Living Index108Cost of Living Index in Belleville, ILLearn more -
Seattle, WA Living Index184Cost of Living Index in Seattle, WALearn more
How much you'll spend in Belleville, IL and in Seattle, WA
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Belleville, IL and in Seattle, WA actually costs, broken down by who's living it.
A single person spends $2,249 per month in Belleville, IL vs $3,785 in Seattle, WA, rent included.
- Belleville, IL $2,249
- Seattle, WA $3,785
A couple spends around $3,369 per month in Belleville, IL vs $5,688 in Seattle, WA, rent included.
- Belleville, IL $3,369
- Seattle, WA $5,688
A family of three spends $4,489 per month in Belleville, IL vs $7,592 in Seattle, WA, rent included.
- Belleville, IL $4,489
- Seattle, WA $7,592
Belleville, IL is about 41% cheaper than Seattle, WA, and outside of rent the biggest gap is in groceries.
Both Belleville, IL and Seattle, WA sit above the global median – Belleville, IL by 65%, Seattle, WA by 178%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Belleville, IL: October 25, 2026
Last update for Seattle, WA: October 26, 2026
Cost Breakdown
A central one-bedroom costs $1,202 in Belleville, IL versus $2,508 in Seattle, WA. 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 3% higher in Seattle, WA, 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 $69 in Belleville, IL versus $101 in Seattle, WA. Monthly groceries follow the same trend: $371 vs $547 – making Belleville, IL the more affordable choice for daily food spending.
- Belleville, IL Seattle, WA 2,790 km ≈ 4 h nonstop flight
- Belleville, IL
- Seattle, WA
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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