Thailand income tax calculator 2026: 2 addresses, $300K to $10M

Income tax in Thailand, on your number.

Enter your income. The 2 addresses in Thailand recalculate: the tax, the effective rate, what is left, and the rank among 100 places.

In short, current to September 2026

On $1M a year, Phuket keeps $663,050 after 34% income tax, the same at both addresses.
Phuket ranks 40 of the 100 places on the board on what is left of $1M, level with 1 other.
A resident pays about 35% on a capital gain in Thailand. Thailand carries no annual wealth tax at either address.
Thailand runs a regime for new arrivals: Long-Term Resident visa with a 17% flat tax on employment income for highly skilled professionals, and a full exemption on foreign income for the qualifying LTR categories. Outside that visa, orders Por 161 and 162 of 2566 have taxed foreign income at 5% to 35% whenever a resident of 180 days or more brings it in, from 1 January 2024, with income earned before 2024 still exempt. A 2 year remittance exemption has been drafted since mid 2025 but is not law until it appears in the Royal Gazette.

Official sources: Thai Revenue Department, Thailand Board of Investment. Checked against them between 29 September 2026 and 30 September 2026. The record.

Source: the Patrician.ch board, an original ranking of 100 residence addresses across 47 countries and territories. Tax rates, thresholds and routes are sourced. Cost, safety, schools, sun and beauty are Patrician.ch editorial indices. Figures current to September 2026. Updated 2 October 2026. Cite as: Patrician.ch, Thailand income tax calculator 2026: 2 addresses, $300K to $10M, patrician.ch/calculator/thailand/, September 2026.

Income a year, in US dollars

US citizen

On $1,000,000 a year, Phuket leaves you $663,050 after 34% income tax. That ranks 40 of 100 places.

Rank of 100	Address	Income tax	Effective	You keep
40	Phuket	$336,950	34%	$663,050
40	Bangkok	$336,950	34%	$663,050

Income tax only, single filer, indicative 2026 headline rates, built for incomes from $300,000 to $10,000,000 and converted at the board's reference rates. Places level on what is left share a rank. Where an address is modeled on its regime for new arrivals, its page names the regime. Published comparison research, not tax, legal or immigration advice.

By income

Effective income tax at each address.

Address	$300K	$1M	$3M	$10M	Kept of $1M
Phuket	31%	34%	35%	35%	$663,050
Bangkok	31%	34%	35%	35%	$663,050

Beyond income tax.

A resident pays about 35% on a capital gain in Thailand. Thailand carries no annual wealth tax at either address. Children pay 5% or less. Thailand taxes inheritance above THB 100 million at 5% for descendants and parents and 10% for others. A spouse is exempt.

Thailand for high earners: every address ranked · All 100 places in one calculator

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Questions

The short answers.

How much income tax does a $1M earner pay in Thailand?

34% effective on the Patrician.ch 2026 model, $336,950 of tax, so $663,050 is kept at both addresses.

Single filer, income tax only, before social contributions. Phuket ranks 40 of the 100 places on the board on what is left.

What is the income tax rate in Thailand at $300K, $3M and $10M?

Effective income tax is 31% on $300,000, 35% on $3,000,000 and 35% on $10,000,000, across the 2 addresses.

Those are effective rates, the tax divided by the income, on the same single-filer model.

How is a US citizen taxed on income in Thailand?

The US taxes its citizens wherever they live. With US citizen ticked, the calculator charges the higher of the tax in Thailand and the US federal tax on the same income.

On $1M at Phuket that comes to $336,950, 34% effective. State tax, credits and treaty relief are not modeled.

Does Thailand have a tax regime for new arrivals?

Thailand runs a regime for new arrivals: Long-Term Resident visa with a 17% flat tax on employment income for highly skilled professionals, and a full exemption on foreign income for the qualifying LTR categories. Outside that visa, orders Por 161 and 162 of 2566 have taxed foreign income at 5% to 35% whenever a resident of 180 days or more brings it in, from 1 January 2024, with income earned before 2024 still exempt. A 2 year remittance exemption has been drafted since mid 2025 but is not law until it appears in the Royal Gazette.

Where an address is modeled on its regime, its page says so.

What does the calculator leave out?

Social contributions, most deductions, wealth tax, capital gains and treaties. It is built for incomes from $300,000 to $10,000,000.

Amounts convert at the board's fixed reference rates.

Other countries.

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Your position, not the average

This page is the general case. Your income and passports rank all 100 differently.

The engine takes what you earn and what you hold, then orders every address on the board against it.

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The general case, ranked: Where should high earners live in 2026 · Best country to live in if you are rich · Best countries for high earners after tax · Europe · United States · Americans moving abroad · Tax calculator · Keep Index 2026 · Rankings

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Tax figures use a simplified marginal model with indicative 2026 brackets for a non-US single filer, ignore social contributions, most deductions, wealth taxes, and treaties, and are not advice. Residence rules change often. Verify before acting.