Cost of Living & Salary Comparison 2026
Yes, Brussels is 37% cheaper than Seattle based on our cost of living index. Brussels has a COLI of 50.3, while Seattle has a COLI of 79.5. 37% cheaper
Overall, Brussels is approximately 37% cheaper than Seattle based on our cost of living index. Brussels has a COLI of 50.3 (ranked #56 of 182 cities), while Seattle has a COLI of 79.5 (ranked #13).
When it comes to housing, one-bedroom apartment rent in Brussels averages $1,100/month compared to $2,200/month in Seattle. That makes Brussels approximately 50% cheaper for rent alone.
Seattle has lower total deductions (21.4%) compared to Brussels (27.7%), meaning you keep more of your gross salary in Seattle. When evaluating a relocation, remember that total deductions directly impact your take-home pay and should be weighed alongside cost of living differences.
Full breakdown of mandatory payroll deductions for a mid-range salary as a local employee in each city.
Rates shown for local employees. Expat deductions may differ — use the main converter for personalized calculations.
If you earn €63,592 in Brussels, you would need approximately $118,539 in Seattle to maintain the same purchasing power. That is 37% more due to higher cost of living.
Estimated mid-level annual salaries in local currency, adjusted for each city's cost of living:
| Job Title | Brussels (EUR) | Seattle (USD) |
|---|---|---|
| Doctor (General) | €76,768 | $143,100 |
| Software Engineer | €36,252 | $67,575 |
| Product Manager | €42,649 | $79,500 |
| Lawyer | €42,649 | $79,500 |
| Data Scientist | €40,516 | $75,525 |
| Marketing Manager | €30,707 | $57,240 |
| Teacher | €20,471 | $38,160 |
| Nurse | €24,736 | $46,110 |
Salary estimates are adjusted by each city's COLI relative to the New York baseline. Actual salaries vary by company, experience, and industry.
| Neighborhood | Multiplier |
|---|---|
| Sablon | 1.28x (+28%) |
| Uccle | 1.22x (+22%) |
| Avenue Louise | 1.20x (+20%) |
| Ixelles | 1.18x (+18%) |
| EU Quarter | 1.15x (+15%) |
| Neighborhood | Multiplier |
|---|---|
| Mercer Island | 1.25x (+25%) |
| Downtown | 1.18x (+18%) |
| Bellevue | 1.15x (+15%) |
| South Lake Union | 1.15x (+15%) |
| Capitol Hill | 1.12x (+12%) |
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Open Salary ConverterSeattle is more expensive overall. Brussels has a COLI of 50.3 while Seattle has a COLI of 79.5, making Brussels approximately 37% cheaper.
To maintain the same standard of living as €63,592 in Brussels, you would need approximately $118,539 in Seattle.
Average one-bedroom rent in Brussels is $1,100/month compared to $2,200/month in Seattle. Brussels has lower rent by approximately 50%.
Seattle has lower total deductions (21.4%) compared to Brussels (27.7%), meaning you keep more of your gross salary in Seattle.
Cost of living indices (COLI) are benchmarked to New York City = 100 and derived from Numbeo and Expatistan crowd-sourced price surveys, cross-referenced with national statistics agencies. Rent data from Numbeo Property Prices.
Salary ranges are compiled from the U.S. Bureau of Labor Statistics (OES), Glassdoor, and PayScale. Tax rates are approximate effective rates for mid-range earners based on OECD Taxing Wages and national tax authorities. Exchange rates from the European Central Bank. Neighborhood multipliers are estimated from local rental indices and property data.
Last updated: 2026-02-28. Data is refreshed periodically. All figures are estimates for informational purposes only.