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mistakes

The Biggest Mistakes Retirees Make in Thailand

In roughly the order they tend to happen.

Tim in Thailand9 min read

Published 20 February 2026 · Last updated 1 August 2026

None of these are unusual. They are the ordinary, understandable mistakes made by sensible people who were excited and slightly under-prepared. Reading this list costs you ten minutes. Making one of these mistakes can cost you a year.

Burning the boats too early

Selling the house, cashing in everything and arriving with no way back is the single riskiest thing people do. It usually comes from enthusiasm rather than carelessness. But it removes your ability to change your mind, and the first year is exactly when you are most likely to want to.

Keep a bolt-hole, a rental property, or simply enough capital to restart at home. It costs you a little return and buys an enormous amount of peace of mind.

Choosing a visa route because a bloke in a bar recommended it

Visa advice given in bars is confidently delivered, frequently out of date, and rarely matched to your circumstances. Someone else's route may depend on a marriage, an income level or a nationality you do not share.

  • Check the current requirement on an official source, not a forum post from 2021.
  • Ask what changed most recently — visa rules move more than most people expect.
  • If your situation is unusual, pay a reputable agent or lawyer for an hour of their time.

Going without health insurance

The reasoning is always the same: “I'm healthy, treatment is cheap here, I'll self-insure.” Routine treatment genuinely is affordable. The problem is the event that is not routine, and you do not get to choose whether that happens.

The other half of the problem is timing. Cover bought at 55 while you are well is a different proposition — in price and in what will be covered — from cover you try to buy at 70 after a diagnosis. Pre-existing conditions are the most common reason claims are refused.

Buying a condo in the first year

It feels like the sensible thing: rent is dead money, buying is permanent, and prices look astonishing compared with home. But you do not yet know the town, the buildings, the noise, or how you actually want to live.

Renting firstBuying early
FlexibilityMove any time your lease endsTied to one unit and one area
CapitalStays liquid and accessibleLocked into a market that can be slow to exit
CostMonthly rent, no maintenance riskNo rent, but fees, repairs and furnishing
RiskRent risesResale, building management, and foreign quota limits
The two positions, honestly compared

Ignoring the exchange rate until it moves

Your pension is fixed in pounds or dollars. Your rent, food and hospital bills are in baht. If the rate moves against you, your standard of living falls, and there is nothing you can do about it from a beach.

Test your budget at a rate 10–15% worse than today's. If it stops working, your budget is too tight, not the rate.

Not planning for the possibility of being on your own

Couples plan as couples. But one of you may end up in Thailand alone, either temporarily or permanently. It is not a pleasant thing to think about and it is far worse to face without having thought about it.

  • Both partners should know where the money is and how to access it.
  • Both should be named or documented on the lease or property.
  • Have a Thai will covering Thai assets, and tell someone where it is.
  • Keep an emergency contact card in your wallet with insurance details.

Falling for the ordinary scams

Thailand is not a dangerous country for retirees, but it does have a well-practised set of ways to separate a newcomer from their money. Almost all of them rely on urgency, flattery, or a deal that would not be available to a local.

  • Anything requiring an immediate decision and a cash deposit today.
  • Investments offering returns that no regulated product at home would offer.
  • Property structures designed to get around foreign ownership rules — take independent legal advice.
  • Anyone who says they can get you a visa you do not qualify for.

Common questions

What is the single most expensive mistake?

Going without health cover and then having a serious medical event. Nothing else on this list can produce a seven-figure baht bill in a fortnight.

Is buying property in Thailand always a bad idea?

No. Plenty of people buy and are perfectly happy. The mistake is buying quickly, before you know the area, and with money you cannot afford to have illiquid.

Sources and official information

We link to primary sources wherever one exists. Rules change — check the official page before acting on anything here.

Topics:mistakesplanningpropertymoney

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