APR.net

Mortgage lending in San Mateo County

9,709 mortgages were originated in San Mateo County, California, in 2025.

30-year fixed, this week

6.58%

Freddie Mac’s survey average for the week of July 23, 2026 — a year earlier it was 6.75%, and the past year ranged 5.98–6.72%. The figures below are from 2025 filings and do not move with the market. Rate history

Loans originated
9,709
Median rate
6.375%
Median lender fees
$6,643
Median loan amount
$855,000
Median spread over APOR
0.009
Paid discount points
16.2%
Received lender credits
40.4%
Purchases / refinances
43.6% / 40.7%
Conventional / FHA / VA
97.5% / 1.9% / 0.6%

Figures are medians of loans actually originated in 2025, as reported under the Home Mortgage Disclosure Act. They describe what borrowers received, not what you would be offered: HMDA contains no credit scores, so these numbers cannot be read as pricing for any individual. Lender fees are reported for 67.9% of loans here — see methodology.

Loan limits here in 2026

Conforming limit
$1,249,125
FHA limit
$1,249,125

This is a high-cost area: loans above $832,750 are still agency-backed here, as high-balance, where a plain conforming loan would stop. How limits work

Who lent here

Lenders with at least 50 loans in San Mateo County, ranked by volume.

Lender Loans Median fees Median rate
Bank of America, National Association 806 $7,124 5.875%
Wells Fargo Bank, National Association 748 $8,612 5.625%
JPMorgan Chase Bank, National Association 583 $5,506 6.000%
Rocket Mortgage, LLC 574 $5,148 6.625%
UNITED SHORE FINANCIAL SERVICES, LLC 515 $8,127 6.500%
U.S. Bank National Association 491 $4,958 6.125%
Citibank, National Association 317 $4,197 5.500%
San Mateo Credit Union 211 7.750%
STANFORD Federal Credit Union 208 $5,760 7.250%
PNC Bank, National Association 188 $7,269 6.250%

What lenders charged here

Lender fees on a $855,000 loan, based on what was actually charged in San Mateo County — not a rule of thumb.

Typical
$5,216
Cheaper quarter, under
$4,068
Dearer quarter, over
$9,298

From 6,592 loans where fees were reported. This is what the lender charges — sections A and B of a Loan Estimate. Title, appraisal, escrow and taxes are extra and are not in these figures. Compare two offers

Statewide, the median was 6.625% on rate and $7,107 on lender fees across 572,268 loans. See all of California.