Cost of Living Comparison Between Tbilisi and Foster City, CA
For one person, living is cheaper in Tbilisi: $1,278 a month against $4,255 in Foster City, CA, rent and utilities included – about $35,700 less a year. Rent and utilities account for most of the difference.
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Tbilisi Living Index61Cost of Living Index in TbilisiLearn more -
Foster City, CA Living Index206Cost of Living Index in Foster City, CALearn more
How much you'll spend in Tbilisi and in Foster City, CA
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Tbilisi and in Foster City, CA actually costs, broken down by who's living it.
A single person spends $1,278 per month in Tbilisi vs $4,255 in Foster City, CA, rent included.
- Tbilisi $1,278
- Foster City, CA $4,255
A couple spends around $2,017 per month in Tbilisi vs $4,028 in Foster City, CA, rent included.
- Tbilisi $2,017
- Foster City, CA $4,028
A family of three spends $2,755 per month in Tbilisi vs $3,801 in Foster City, CA, rent included.
- Tbilisi $2,755
- Foster City, CA $3,801
Tbilisi is about 70% cheaper than Foster City, CA, and outside of rent the biggest gap is in groceries.
Tbilisi sits 5% below the global median, while Foster City, CA is 215% above – they fall on opposite sides of the world average.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Tbilisi: November 2, 2026
Last update for Foster City, CA: November 1, 2026
Categories marked with * are only partly priced – their share counts the items that do have prices.
Cost Breakdown
A central one-bedroom costs $690 in Tbilisi versus $3,053 in Foster City, CA. 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 9.6 times higher. Purchasing power depends on which expenses matter most to you.
A mid-range dinner for two costs $38 in Tbilisi versus $111 in Foster City, CA. Monthly groceries follow the same trend: $235 vs $478 – making Tbilisi the more affordable choice for daily food spending.
- Tbilisi Foster City, CA 11,110 km ≈ 14 h nonstop flight
- Tbilisi
- Foster City, CA
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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