Moving from Trenton to Koh Samui (2026)

Koh Samui has a COL index of 50 vs 105 for Trenton (100 = US average). You'd pay about 52% less for the same lifestyle.

Save ~$1,643/mo
on rent + taxes ยท $75K salary baseline

Change cities

Key differences

COL index
105 โ†’ 50
100 = US avg
1BR rent
$1,700 โ†’ $620
per month
State tax
9% โ†’ None
income tax
COL difference
105 โ†’ 50
52% cheaper

Salary needed in Koh Samui to match your Trenton lifestyle

Based on the 52% cost of living decrease between the two cities.

Your salary in TrentonEquivalent in Koh Samui
$40K$19,048
$50K$23,810
$60K$28,571
$75K$35,714
$80K$38,095
$100K$47,619
$120K$57,143
$150K$71,429

Adjust your salary

Save ~$1,210/moon core expenses at $75K

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

ExpenseTrentonKoh Samui
Monthly take-home$4,178$4,741
1BR rent$1,700$620
Groceries$395$380
Transport$80$150
Utilities$215$70
Internet$68$28
Left after essentials$1,720$3,493

30-Year Wealth Builder

If you invest your monthly savings of $1,210 in a low-cost index fund (7% avg return), you'd accumulate an extra:

$1,476,165

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

$1,210/mo invested

Frequently asked questions

Is Koh Samui cheaper than Trenton?

Yes. Koh Samui has a cost of living index of 50 vs 105 for Trenton (100 = US average). That's about 52% cheaper.

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

On a $75K salary, moving from Trenton to Koh Samui saves roughly $1,643/month on core expenses. That's ~$19,716/year.

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

To maintain the same purchasing power as $75,000 in Trenton, you'd need roughly $35,714/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