Cost of Living & Salary Comparison 2026
Yes, Chiang Mai is 67% cheaper than Seoul based on our cost of living index. Chiang Mai has a COLI of 22.6, while Seoul has a COLI of 68.9. 67% cheaper
Overall, Chiang Mai is approximately 67% cheaper than Seoul based on our cost of living index. Chiang Mai has a COLI of 22.6 (ranked #104 of 182 cities), while Seoul has a COLI of 68.9 (ranked #24).
When it comes to housing, one-bedroom apartment rent in Chiang Mai averages $350/month compared to $1,200/month in Seoul. That makes Chiang Mai approximately 71% cheaper for rent alone.
Chiang Mai has lower total deductions (7.7%) compared to Seoul (24.6%), meaning you keep more of your gross salary in Chiang Mai. 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 ฿2,324,379 in Chiang Mai, you would need approximately ₩290,289,643 in Seoul to maintain the same purchasing power. That is 67% 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 | Chiang Mai (THB) | Seoul (KRW) |
|---|---|---|
| Doctor (General) | ฿1,260,743 | ₩157,453,102 |
| Software Engineer | ฿595,351 | ₩74,352,854 |
| Product Manager | ฿700,413 | ₩87,473,946 |
| Lawyer | ฿700,413 | ₩87,473,946 |
| Data Scientist | ฿665,392 | ₩83,100,248 |
| Marketing Manager | ฿504,297 | ₩62,981,241 |
| Teacher | ฿336,198 | ₩41,987,494 |
| Nurse | ฿406,239 | ₩50,734,889 |
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 |
|---|---|
| Nimmanhaemin | 1.22x (+22%) |
| Old City | 1.15x (+15%) |
| Tha Phae | 1.10x (+10%) |
| Chang Khlan (Night Bazaar) | 1.08x (+8%) |
| Santitham | 1.05x (+5%) |
| Neighborhood | Multiplier |
|---|---|
| Gangnam | 1.30x (+30%) |
| Seocho | 1.25x (+25%) |
| Myeongdong | 1.20x (+20%) |
| Bukchon | 1.18x (+18%) |
| Itaewon | 1.15x (+15%) |
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Open Salary ConverterSeoul is more expensive overall. Chiang Mai has a COLI of 22.6 while Seoul has a COLI of 68.9, making Chiang Mai approximately 67% cheaper.
To maintain the same standard of living as ฿2,324,379 in Chiang Mai, you would need approximately ₩290,289,643 in Seoul.
Average one-bedroom rent in Chiang Mai is $350/month compared to $1,200/month in Seoul. Chiang Mai has lower rent by approximately 71%.
Chiang Mai has lower total deductions (7.7%) compared to Seoul (24.6%), meaning you keep more of your gross salary in Chiang Mai.
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.