Last update: Nov 2026

Cost of Living Comparison Between Foster City, CA and Chiang Mai

For one person, living is cheaper in Chiang Mai: $935 a month against $4,255 in Foster City, CA, rent and utilities included – about $39,800 less a year. Rent and utilities account for most of the difference.

206

Cost of Living Index in Foster City, CA
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Foster City, CA Living Index
45

Cost of Living Index in Chiang Mai
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Chiang Mai Living Index

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Foster City, CA

🇺🇸 United States

$4,255

/mo nomad

Chiang Mai

🇹🇭 Thailand

$935

/mo nomad

Monthly Cost of Living

How much you'll spend in Foster City, CA and in Chiang Mai

Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Foster City, CA and in Chiang Mai actually costs, broken down by who's living it.

A single person spends $4,255 per month in Foster City, CA vs $935 in Chiang Mai, rent included.

Foster City, CA $4,255
Chiang Mai $935

A couple spends around $4,028 per month in Foster City, CA vs $1,467 in Chiang Mai, rent included.

Foster City, CA $4,028
Chiang Mai $1,467

A family of three spends $3,801 per month in Foster City, CA vs $1,999 in Chiang Mai, rent included.

Foster City, CA $3,801
Chiang Mai $1,999

Foster City, CA costs about 355% more than Chiang Mai, and outside of rent the biggest gap is in eating out.

Foster City, CA sits 215% above the global median, while Chiang Mai is 31% below – they fall on opposite sides of the world average.

Meal at Budget Restaurant

$25.11 $25.11

$2.13 ฿71.8

1078.87%

Three-Course Dinner for Two, Mid-Range

$111 $111

$18.62 ฿626

497.48%

Fast Food Meal (McDonalds, etc)

$11.80 $11.80

$5.60 ฿188

110.71%

Cappuccino

$5.79 $5.79

$1.66 ฿55.9

248.80%

Coke/Pepsi/Fanta/Sprite (0.33 liter bottle)

$3.07 $3.07

$0.65 ฿21.75

372.31%

Water (0.33 liter bottle)

$2.74 $2.74

$0.30 ฿10.25

813.33%

Local Beer (0.5 liter draught)

$7.90 $7.90

$2.32 ฿78.1

240.52%

Imported Beer (0.33 liter bottle)

$7.78 $7.78

$3.67 ฿123

111.99%

Milk (1 liter)

$1.43 $1.43

$2.02 ฿67.8

-29.21%

White Bread (500g)

$4.91 $4.91

$1.41 ฿47.34

248.23%

Rice (white) (1kg)

$2.15 $2.15

$1.39 ฿46.79

54.68%

Eggs

$6.23 $6.23

$2.37 ฿79.6

162.87%

Local Cheese (1kg)

$15.17 $15.17

$16.52 ฿555

-8.17%

Chicken Fillets (1kg)

$13.11 $13.11

$2.67 ฿89.8

391.01%

Beef Round Steak (1kg)

$23.12 $23.12

$9.02 ฿303

156.32%

Apples (1kg)

$7.83 $7.83

$2.40 ฿80.6

226.25%

Banana (1kg)

$2.31 $2.31

$1.04 ฿35.01

122.12%

Oranges (1kg)

$6.46 $6.46

$1.66 ฿55.8

289.16%

Tomato (1kg)

$3.24 $3.24

$1.56 ฿52.4

107.69%

Potato (1kg)

$3.35 $3.35

$1.24 ฿41.61

170.16%

Onion (1kg)

$2.70 $2.70

$1.09 ฿36.53

147.71%

Lettuce (1 head)

$2.52 $2.52

$0.76 ฿25.61

231.58%

Water (1.5 liter bottle)

$1.95 $1.95

$0.51 ฿17.29

282.35%

Cigarettes 20 Pack (Marlboro, Camel)

$11.94 $11.94

$4.12 ฿139

189.81%

Wine (Bottle)

$20.02 $20.02

$17.93 ฿603

11.66%

Local Beer (0.5 liter bottle)

$1.75 $1.75

$1.62 ฿54.6

8.02%

Imported Beer (0.33 liter bottle)

$4.07 $4.07

$2.82 ฿94.9

44.33%

One-way Ticket (Public Transport)

$3.66 $3.66

$0.93 ฿31.42

293.55%

Public Transport Monthly Pass (Regular Price)

$188 $188

$52.9 ฿1,778

255.30%

Taxi Start (Normal Tariff)

$3.23 $3.23

$1.18 ฿39.56

173.73%

Taxi (Normal Tariff) (1km)

$1.85 $1.85

$0.17 ฿5.76

988.24%

Taxi 1hour Waiting (Normal Tariff)

$29.23 $29.23

$1.81 ฿60.9

1514.92%

Gasoline (1 liter)

$1.61 $1.61

$1.47 ฿49.51

9.52%

Midsize Hatchback 1.4l (Volkswagen Golf, Toyota Prius, Honda Civic, etc)

$27.8K $27.8K

$21.0K ฿706.4K

32.45%

Compact Sedan 1.6l (Toyota Corolla, Mazda3, Kia K4, Hyundai Elantra, etc)

$26.5K $26.5K

$26.5K ฿891.4K

-0.24%

Utilities for 2 People in 2-bedroom Apartment (Heating, Electricity, Gas, Water, Garbage) (85m2)

$267 $267

$62.6 ฿2,103

326.97%

SIM Card Monthly Plan (Calls and 10GB+ Data)

$49.28 $49.28

$11.60 ฿390

324.83%

Internet (50+ Mbps, Unlimited Data)

$67.0 $67.0

$20.30 ฿683

230.15%

Gym Membership (Monthly)

$111 $111

$37.88 ฿1,274

193.61%

Tennis Court (1 Hour on Weekend)

$3.70 ฿124

Cinema Ticket

$16.31 $16.31

$6.51 ฿219

150.54%

Preschool or Kindergarten, Full Day, Private, 1 Child (Monthly)

$2,485 $2,485

$727 ฿24.4K

241.88%

International Primary School, 1 Child (Yearly)

$42.4K $42.4K

$16.6K ฿557.2K

155.95%

Jeans (Levis 501 Or Similar)

$47.13 $47.13

$53.5 ฿1,800

-11.97%

Summer Dress (H&M, Zara, etc)

$30.55 $30.55

$24.80 ฿834

23.19%

Sport Shoes (Adidas, Nike)

$66.4 $66.4

$90.4 ฿3,039

-26.52%

Men's Leather Business Shoes

$49.98 $49.98

$72.0 ฿2,420

-30.55%

1-bedroom Apartment, City Center (Monthly)

$3,053 $3,053

$481 ฿16.2K

534.45%

1-bedroom Apartment, Outside City Center (Monthly)

$2,563 $2,563

$310 ฿10.4K

726.99%

3-bedroom Apartment, City Center (Monthly)

$1,058 ฿35.6K

3-bedroom Apartment, Outside City Center (Monthly)

$659 ฿22.1K

Buy Apartment in City Center (m2)

$10.9K $10.9K

$2,418 ฿81.3K

351.68%

Buy Apartment Outside City Center (m2)

$9,616 $9,616

$1,609 ฿54.1K

497.68%

Average Monthly Net Salary (After Tax)

$6,798 $6,798

$595 ฿20.0K

1042.77%

20-Year Fixed Mortgage Interest Rate (Annual %)

6.82

5.57

22.44%

CityCost data is based on AI and user input – minor inaccuracies may occur.

Last update for Foster City, CA: November 1, 2026

Last update for Chiang Mai: November 1, 2026

Monthly budget structure

Share of the monthly basket for one person, rent included.

Accommodation & Living

Foster City, CA

$2.6K 60.2%

Chiang Mai

$310 33.1% 87.9% $2.3K

Groceries & Markets

Foster City, CA

$478 11.2%

Chiang Mai

$237 25.3% 50.5% $242

Eating Out

Foster City, CA

$384 9%

Chiang Mai

$77 8.2% 80.1% $307

Monthly Utilities & Internet

Foster City, CA

$383 9%

Chiang Mai

$94 10.1% 75.4% $289

Getting Around

Foster City, CA

$215 5.1%

Chiang Mai

$59 6.3% 72.7% $156

Sport & Entertainment

Foster City, CA

$144 3.4%

Chiang Mai

$51 5.4% 64.6% $93

Clothing & Footwear

Foster City, CA

$87 2.1%

Chiang Mai

$108 11.6% 24% $21

Cost Breakdown

A central one-bedroom costs $3,053 in Foster City, CA versus $481 in Chiang Mai. Rent is usually the largest line item in a monthly budget, so the gap here sets the tone for the overall comparison.

Salaries in Foster City, CA are about 11 times higher. Purchasing power depends on which expenses matter most to you.

A mid-range dinner for two costs $111 in Foster City, CA versus $19 in Chiang Mai. Monthly groceries follow the same trend: $478 vs $237 – making Chiang Mai the more affordable choice for daily food spending.

Good to know

🇺🇸 Foster City, CA

🇹🇭 Chiang Mai

🕒 Local time

15:50 3:50 PM

06:50 6:50 AM

15 h ahead of Foster City, CA

🌤 Weather

👥 Population

30,567

127,240

💱 Currency

United States Dollar USD $

Thai Baht THB ฿

📈 Exchange rate

1 USD = 0.888 EUR

100 THB = 2.97 USD

100 THB = 2.64 EUR

Exchange rates and currency converter

THB, EUR to USD – United States Dollar Converter

🇹🇭 Thai Baht (฿)

🇺🇸 United States Dollar ($)

United States Dollar exchange rates as of November 4, 2026: 1 EUR = 1.13 USD (1 USD = 0.888 EUR).

Thai Baht exchange rates as of November 4, 2026: 1 USD = 33.62 THB (100 THB = 2.97 USD). 1 EUR = 37.85 THB (100 THB = 2.64 EUR).

THB to USD in detail →

On the map

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Between locations

Foster City, CA Chiang Mai 12,410 km ≈ 16 h nonstop flight

From you

Foster City, CA
Chiang Mai

Distances are measured in a straight line. Your location is detected approximately.

City Median Internet Speeds Comparison (Updated April 2026)

The chart highlights the Precision Threshold for mobile and fixed broadband internet speeds, updated quarterly.

Digital Nomad Cost of Living Index

Foster City, CA vs Chiang Mai: Cost of Living - Frequently Asked Questions

Foster City, CA costs about 355% more than Chiang Mai, and outside of rent the gap comes mainly from eating out. That’s enough to noticeably affect everyday spending and lifestyle for anyone choosing between the two.

For a comfortable life, plan on about $6,382 per month in Foster City, CA and $1,403 in Chiang Mai. That covers rent, food, utilities, transport, and enough left over to feel settled – not just surviving.

Rent is clearly cheaper in Chiang Mai, especially for central apartments: a one-bedroom in the center costs $481 there versus $3,053 in Foster City, CA.

Kindergarten costs $2,485 per month in Foster City, CA and $727 in Chiang Mai. For families with young kids, this one expense can tip the scales when choosing between the two cities.

Groceries cost about 102% more in Foster City, CA, though the gap depends on what you buy.

$800 is a stretch for both – monthly costs hit $4,255 in Foster City, CA and $935 in Chiang Mai. You’ll need shared housing and careful budgeting no matter which city you pick.

For digital nomads, it depends on budget. Chiang Mai costs $935 versus $4,255 in Foster City, CA. Both appeal to remote workers, and the cost gap matters when income varies month to month.

Both cities have a reputation for safety. In either place, the choice of neighborhood matters more than the choice between the two cities.

If budget matters most, go with Chiang Mai. If higher salaries or specific career opportunities are the priority, Foster City, CA makes more sense. Both are solid long-term options with distinct trade-offs.