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Hillsborough, California

San Mateo County · Population 11,387 · Card no. 10170

A Peninsula town of large estates with no commercial zoning at all, and a famous house full of staircases to nowhere.

The Winchester Mystery House is in San Jose, but Hillsborough has Carolands, a 98-room chateau from 1916.
Minimum lot size is half an acre.
There are no sidewalks or streetlights.

Every incorporated city and town in California has its own painted card here, free to send by email or by link. No account, nothing to install.