Moving from Koh Samui to Charleston (2026)
Charleston has a COL index of 97 vs 50 for Koh Samui (100 = US average). Expect to pay about 94% more for the same lifestyle.
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Key differences
Salary needed in Charleston to match your Koh Samui lifestyle
Based on the 94% cost of living increase between the two cities.
| Your salary in Koh Samui | Equivalent in Charleston |
|---|---|
| $40K | $77,600 |
| $50K | $97,000 |
| $60K | $116,400 |
| $75K | $145,500 |
| $80K | $155,200 |
| $100K | $194,000 |
| $120K | $232,800 |
| $150K | $291,000 |
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Monthly budget at $75K — Koh Samui vs Charleston
| Expense | Koh Samui | Charleston |
|---|---|---|
| Monthly take-home | $4,741 | $4,353 |
| 1BR rent | $620 | $1,900 |
| Groceries | $380 | $376 |
| Transport | $150 | $55 |
| Utilities | $70 | $162 |
| Internet | $28 | $63 |
| Left after essentials | $3,493 | $1,797 |
Frequently asked questions
Is Charleston cheaper than Koh Samui?
No. Charleston has a cost of living index of 97 vs 50 for Koh Samui (100 = US average). That's about 94% more expensive.
How much will I save moving from Koh Samui to Charleston?
On a $75K salary, core expenses in Charleston run about $1,667/month more than Koh Samui. Factor this into your salary negotiation when relocating.
What salary do I need in Charleston to match my Koh Samui lifestyle?
To maintain the same purchasing power as $75,000 in Koh Samui, you'd need roughly $145,500/year in Charleston. This is based on the overall COL index difference.
Estimates based on Q1 2026 COL index and market data. Budget uses simplified federal/state tax rates. Zillow · BLS · Numbeo · For general guidance only