Question 1

What's the maximum conventional loan amount in Atherton?

Accepted Answer

$806,500 for single-family homes as of February 2026. Above that you need jumbo financing with higher credit and reserve requirements.

Question 2

Can I use conventional financing for a tear-down property?

Accepted Answer

Yes, but the home must be habitable at purchase. If you're buying land or a condemned structure, you need construction financing instead.

Question 3

How much income do I need for a conventional loan in Atherton?

Accepted Answer

Depends on purchase price and debts. With $40,000 annual property taxes and high home prices, most Atherton buyers need $500,000+ documented income.

Question 4

Do conventional loans require private mortgage insurance?

Accepted Answer

Only if you put down less than 20%. MI cancels automatically at 78% loan-to-value or by request at 80% with on-time payments.

Question 5

How long does conventional loan approval take in Atherton?

Accepted Answer

Expect 30-45 days minimum. Complex income documentation and extended appraisal timelines add weeks compared to standard suburban markets.

Conventional Loans in Atherton: Financing for San Mateo's Premier Market