Treasure Isle, Foster City Housing Market

Treasure Isle, Foster City Market Snapshot

Treasure Isle is shifting toward buyers. Here's where things stand:

Based on 11 homes sold in March 2026. Includes all residential types (SFH, condo, townhouse, multi-family, and others). Enough to see the trend, but individual sales still move the median. Updated weekly.

Data through March 2026

SalesWhat are homes selling for?
Median Sale Price
$1.53M
Down 13.8% from March 2025
Down $244K from March 2025
Homes Sold
11
Sold in the most recent month. More sales = more reliable data.
Your CostWhat would you actually pay each month?
Monthly Payment
~$9,341/mo
6.3% · 30yr fixed · 20% down
Payment Breakdown
  • Principal & Interest$7,566
  • Property Tax$1,592
  • Insurance$183
CompetitionHow competitive is it right now?
Days on Market
99 days
83 more days than in March 2025
Buyers have time to decide
Sale-to-List Ratio
100.6%
Down from 102.5% in March 2025
Selling at or near asking price
% Sold Over Asking
27%
Only 27% sold above asking. Few bidding wars right now
Active Listings
6
Down 14.3% from March 2025
About 0.5 months of supply. Very low, limited options for buyers

Market Trends

See how prices, monthly costs, and mortgage rates have moved in Treasure Isle.

Median Sale Price
Down 13.8% year-over-year in Treasure Isle. Based on 11 sales in the most recent month.
Homes Sold
8% fewer homes sold than a year ago in Treasure Isle.
Total Monthly Payment
Estimated monthly cost is down 16% from a year ago in Treasure Isle, reflecting changes in both price and mortgage rates.

Includes principal, interest, estimated CA property tax (~1.25%), and estimated insurance (~$2,200/yr). HOA fees not included.

30-Year Fixed Mortgage Rate (National Avg.)
National average currently at 6.3%. Your actual rate depends on your credit, down payment, and loan type.
Melanie Tan
Melanie Tan
DRE #02250755
“I help Bay Area buyers and sellers make confident moves with the latest market data, real local expertise, and the patience to find what's actually right for you, not the fastest close.”
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