City Guide 2026
Thailand
Living in Ko Samui
Everything you need to know about cost of living, visas, taxes, climate, and lifestyle in Ko Samui, Thailand.
Monthly Cost (Solo)
$1,015
Rent + groceries + bills
Safety Score
74/100
Low crime
Avg Temperature
29°C
84°F average
Tourist Visa
60 days
No DN visa
Internet Speed
100 Mbps
Fast
Cost of Living in Ko Samui
Rent Prices (USD/month)
| Apartment | City Center | Outside Center |
|---|---|---|
| 1 Bedroom | $605 | $393 |
| 3 Bedroom | $2,850 | $1,853 |
Source: Numbeo, crowd-sourced data.
Groceries
$215/month
Healthcare
$72/month
Utilities
$79/month
Transport
$44/month
Climate in Ko Samui
Monthly Average Temperature (°C)
Jan
27.4°
Feb
27.6°
Mar
28.4°
Apr
29.3°
May
30°
Jun
29.8°
Jul
29.4°
Aug
29.3°
Sep
29°
Oct
28.6°
Nov
28.4°
Dec
27.8°
Air Quality (AQI)
54
Moderate
Avg Rain Days/mo
10
days per month
Beach Distance
0 km
to nearest coast
Mountains
5 km
to nearest range
Lifestyle in Ko Samui
Walkability
60/100
Internet Speed
100 Mbps
Cultural Score
51/100
Nightlife
50/100
Outdoor Activities
48/100
English Proficiency
55/100
Expat Community
small
Transit Quality
good
Coworking Spaces
4+
LGBTQ+ Friendly
moderate
Tax Overview in Thailand
Tax System
Worldwide (taxes global income)
Tax residency threshold: 180 days/year · Treaty network: excellent
| Tax Type | Rate |
|---|---|
| Capital Gains (Long-term) | 18% |
| Capital Gains (Short-term) | 35% |
| Dividend Tax | 18% |
| Interest Income | 18% |
| Wealth Tax | None |
| Crypto Gains | 15% |
| Exit Tax | No |
| Estate Tax | No |
Special Regime: Long-Term Resident (LTR) Visa
Flat rate: 0%
Tax rates are estimates. Consult a qualified tax advisor for your specific situation.
Frequently Asked Questions
How much does it cost to live in Ko Samui?
A comfortable solo lifestyle in Ko Samui costs approximately $1,015-1,624/month for a single person or couple, covering housing in the city center, groceries, healthcare, utilities, and transport. Rent for a 1-bedroom in the center averages $605/month.
Is Ko Samui safe for expats?
Ko Samui has a safety index of 74/100 (higher is safer). Ko Samui has moderate safety levels. Standard precautions are recommended, especially at night in less-trafficked areas. Healthcare quality is rated 88/100.
What is the weather like in Ko Samui?
Ko Samui has an average annual temperature of 29°C (84°F). The warmest months reach 30°C and the coolest drop to 27.4°C. Air quality is moderate with an average AQI of 54.
What is the internet speed in Ko Samui?
Average internet speed in Ko Samui is 100 Mbps, which is excellent for remote work and video calls. There are 4+ coworking spaces available.
What taxes will I pay living in Thailand?
Thailand uses a worldwide tax system. Capital gains are taxed at 18% (long-term) and dividends at 18%. There is no wealth tax. Tax residency kicks in after 180 days/year. A special regime (Long-Term Resident (LTR) Visa) may offer reduced rates.
Can I get a visa to live in Ko Samui long-term?
Thailand does not currently offer a dedicated digital nomad visa. Tourist stays are allowed for 60 days. The typical residency pathway is: 3 consecutive years of 1-year extensions on a Non-Immigrant visa..
Is Ko Samui good for digital nomads?
Ko Samui has fast internet at 100 Mbps, a small expat community, and 4+ coworking spaces. English proficiency is moderate at 55/100. The cost of living index is 25/100 (NYC = 100), making it very affordable for remote workers.
Can You Retire on $X in Ko Samui?
Run the FIRE math for Ko Samui against the most-searched portfolio milestones — honest yes/no/tight verdicts with the numbers behind them.
Compare Ko Samui with other cities
See what your money actually buys across housing, food, healthcare, and more with our lifestyle purchasing power tool.