There's more than 150 years of San Francisco history living behind these doors.

Relics of old SF, these homes are markers in time, housing memories from the Gold Rush and Prohibition—you know, back when you might have had a well in your backyard and a carriage house for your horse-drawn buggy. Take a tour of the most venerable houses still standing in the city.

Treat House (1849)

The residence at 1266 Hampshire Street, once home to Gold Rush pioneers George and John Treat, is believed to have been built in or around 1849. It was originally located on Capp Street, but was raised and moved to its current location. The house sold in September of 2017; the asking price was $1.5 million.