Moving from Columbia to Koh Samui (2026)

Koh Samui has a COL index of 50 vs 87 for Columbia (100 = US average). You'd pay about 43% less for the same lifestyle.

Save ~$1,018/mo
on rent + taxes ยท $75K salary baseline

Change cities

Key differences

COL index
87 โ†’ 50
100 = US avg
1BR rent
$1,250 โ†’ $620
per month
State tax
6.2% โ†’ None
income tax
COL difference
87 โ†’ 50
43% cheaper

Salary needed in Koh Samui to match your Columbia lifestyle

Based on the 43% cost of living decrease between the two cities.

Your salary in ColumbiaEquivalent in Koh Samui
$40K$22,989
$50K$28,736
$60K$34,483
$75K$43,103
$80K$45,977
$100K$57,471
$120K$68,966
$150K$86,207

Adjust your salary

Save ~$620/moon core expenses at $75K

Monthly budget at $75K โ€” Columbia vs Koh Samui

ExpenseColumbiaKoh Samui
Monthly take-home$4,353$4,741
1BR rent$1,250$620
Groceries$361$380
Transport$45$150
Utilities$152$70
Internet$60$28
Left after essentials$2,485$3,493

30-Year Wealth Builder

If you invest your monthly savings of $620 in a low-cost index fund (7% avg return), you'd accumulate an extra:

$756,382

over 30 years compared to staying in Columbia โ€” that's the real price of a city.

$620/mo invested

Frequently asked questions

Is Koh Samui cheaper than Columbia?

Yes. Koh Samui has a cost of living index of 50 vs 87 for Columbia (100 = US average). That's about 43% cheaper.

How much will I save moving from Columbia to Koh Samui?

On a $75K salary, moving from Columbia to Koh Samui saves roughly $1,018/month on core expenses. That's ~$12,216/year.

What salary do I need in Koh Samui to match my Columbia lifestyle?

To maintain the same purchasing power as $75,000 in Columbia, you'd need roughly $43,103/year in Koh Samui. 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 ยท BLS ยท Numbeo ยท For general guidance only