Koh Samui vs Jacksonville for Retirees (2026)
Scroll down for retirement income tax breakdown, healthcare estimates, and FAQ.
Full retirement cost breakdown
| Metric | Koh Samui Surat Thani Province | Jacksonville Florida |
|---|---|---|
| 1BR rent / month | $620Better | $1,650 |
| Median home price | — | $320K |
| State income tax | NoneBetter | None |
| Sales tax (combined) | 7%Better | 7.5% |
| Monthly utilities | $70Better | $190 |
| Groceries index (US = 100) | — | 96 |
| Est. healthcare / month | $250Better | $465 |
| Walk score (0–100) | 35 / 100Better | 26 / 100 |
| Overall COL index (100 = US avg) | 50Better | 93 |
Your biggest money opportunities based on this comparison.
Healthcare savings
Koh Samui saves ~$215/mo on healthcare
Compare Medicare supplement and insurance plans to cover what Medicare doesn't pay.
More to invest
Koh Samui stretches your retirement savings ~46% further
Lower COL means more of your nest egg stays invested. Compare brokerage and IRA accounts.
While you're comparing — don't leave money on the table.
Mortgages
See what you can afford in Jacksonville
Compare rates from top lenders before your move — pre-approval is free and won't affect your score.
Home & Auto Insurance
Bundle before you move — save 15–25%
New state means new rates. Lock in Jacksonville homeowners + auto quotes before your move date.
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Frequently asked questions
Which city is better for retirement — Koh Samui or Jacksonville?
Based on home prices, taxes on retirement income, walkability, and overall cost of living, Koh Samui scores better for retirees. Koh Samui is approximately 46% cheaper overall. The best choice still depends on climate, healthcare access, and proximity to family.
Is retirement income taxed in Koh Samui or Jacksonville?
Neither Koh Samui nor Jacksonville has a state income tax, which is excellent for retirees relying on Social Security, pensions, or 401(k) withdrawals. Your retirement income is only subject to federal taxes.
What is the estimated monthly healthcare cost in Koh Samui vs Jacksonville?
Based on national average retiree healthcare spending (~$500/month) scaled by each city's cost-of-living index, estimated monthly healthcare costs are approximately $250 in Koh Samui and $465 in Jacksonville. That's a difference of ~$215/month, or ~$2,580/year. Actual costs vary based on your Medicare plan, supplements, and health needs.
Can I afford to retire in Koh Samui on a $50,000 annual income?
On a $50,000/year ($4,167/month) retirement income in Koh Samui, rent alone would consume approximately 15% of your budget (1BR rent ~$620/mo) and healthcare another ~6%. That leaves roughly 79% (~$3,292/mo) for groceries, transportation, and other expenses. This is generally considered manageable.
Which city is more walkable for retirees?
Koh Samui has a higher walk score (35 vs 26 out of 100). Walkability is increasingly important for retirees who want to reduce car dependence — a score above 70 means most daily errands can be done on foot. Koh Samui offers more independence without a car, which also reduces transportation costs.
$50K/year in Koh Samui has the same purchasing power as $93K/year in Jacksonville
Healthcare estimates based on national avg retiree spending (~$500/mo) scaled by COL index · State income tax rates from Tax Foundation · Data: Zillow, BLS, Numbeo · Q1 2026