Shortlist · Andaman coast

Krabi & Koh Lanta

Limestone karsts, longtail boats and world-class climbing — a sea-level adventure playground, with school the one snag.

£49,500
all-in / year
£4,125
per month
TH
language
The pitch

Why the Andaman coast calls

Limestone karsts rise sheer from turquoise water while longtail boats thread the mangroves — the Andaman coast trades city polish for barefoot, sea-level adventure.

For a climbing, biking, paddling 14-year-old it's a vast outdoor playground, and daily life on Koh Lanta or around Krabi is cheap, warm and easy-going. The five-year DTV visa lets the family base here.

The snag is school: a serious British IGCSE sits a ferry-and-drive away in Phuket, which dominates the budget — and there's no rowing on this coast.

By the numbers

What a year costs

£49,500/ year
≈ £4,125 per month · 2 adults + Eli
Living (2 + Eli)£24,000
Eli · IGCSE school£21,000
Flights (6 return/yr)£4,500
Living 48% School 42% Flights 9%

School is the driver — a top British IGCSE means Phuket (~£21k). Krabi International is far cheaper (~£8–10k) but smaller; the choice shifts the total a lot.

The practicalities

How it actually works

Visa

DTV, 5 years

Multiple-entry, 180 days per stay. About £11,000 held ~3 months; spouse and children join as dependants. Confirm with a specialist.

Tax

Remittance-based

183+ days makes you tax-resident; foreign income is taxed when remitted, with a UK treaty. 2024–25 rules are in flux — take advice.

Healthcare

Good private, regional

Krabi's private hospitals cover most needs; Phuket or Bangkok for complex cases. GP ~£15–30; budget for family insurance (~£2–4k/year).

Climate

Warm, monsoon May–Oct

28–34°C. Nov–Apr is the calm, dry, adventure-perfect window; the SW monsoon brings heavy rain, rough seas and a quieter Koh Lanta.

The table

What you'll eat

Southern Thai cooking is bolder and hotter than central — gaeng tai pla fermented-fish curry, sour gaeng som, khao yam rice salad, roti and kanom jeen noodles, and superb Andaman seafood grilled straight off the boat.

Daily life runs on night markets and street stalls where a family meal costs a few pounds, with Thai-Muslim halal food common across the south. Eating out is simply cheaper and easier than cooking.

Signature

Southern curries, khao yam and grilled Andaman seafood.

Markets

Krabi Town's weekend walking street; Koh Lanta Old Town.

Everyday

Cheap street stalls and Thai-Muslim halal cooking.

The culture

What daily life feels like

Thai is the language — a southern dialect locally — with English common in tourism but thinner inland, so a little Thai goes a long way. It's a relaxed, majority-Buddhist coast with a strong Thai-Muslim presence, so temples and mosques sit side by side.

The calendar brings Songkran's April water fights, Loy Krathong's floating lanterns and the intense Vegetarian Festival. Koh Lanta's expat crowd is small, international and tight-knit — alive but low-key rather than cosmopolitan.

Language

Thai (southern dialect); English mainly in tourism.

Music & festivals

Songkran, Loy Krathong, the Vegetarian Festival.

Daily rhythm

Slow, outdoors, and a tight-knit island expat scene.

For Eli

Outdoors, and his two loves

Mountain biking

Informal rather than lift-served — Thailand's MTB hub is Chiang Mai up north. Locally it's rubber-plantation tracks and limestone-hill trails around Ao Nang, Khao Ngon Nak and Mu Ko Lanta National Park, with guided rides and rentals via Krabi outfitters.

Rowing

No rowing club on the Andaman coast — an honest gap. Thailand's rowing sits on the eastern Gulf near Rayong, so Eli would effectively pause competitive rowing here; abundant sea kayaking is the nearest substitute.

Water & sea

The crown jewel: world-class rock climbing and deep-water soloing at Railay and Tonsai, superb diving and snorkelling off Koh Lanta (Koh Haa, Hin Daeng), and endless sea kayaking through mangroves and hongs.

Also worth it

Island-hopping, wakeboarding and paddleboarding, Muay Thai gyms, freediving and cliff jumping — a genuinely active teen-adventure scene.

Honest view

The trade-offs

In favour

  • Vast outdoor playground; world-class climbing
  • Cheap, warm, easy island life
  • Five-year DTV visa for the family
  • Superb diving, kayaking and snorkelling

Against

  • A serious IGCSE means Phuket — the budget's big cost
  • No rowing on this coast
  • Monsoon May–Oct dims the water-sports life
  • Thin structured-sport and peer scene off-island