843 Mason St

San Francisco CA 94108

4427 sq. ft.

2047.32 sq. ft.

Single-Family

Last sold for $4,380,000

Eric Altree, last sold this property on 16 September 2025 after 50 days on market.

Overview

Nestled atop storied Nob Hill and directly across from the landmark Mark Hopkins Hotel, 843 Mason Street is a rare architectural treasure. Designed in 1917 by the legendary Willis Polk, this home is part of an exclusive row of classic townhouses that embody the timeless sophistication of early 20th-century San Francisco. This stunning 5BD/4BA/2HB residence spans approximately 4,427 square feet (per Open Homes floor plan) and unfolds across four thoughtfully designed levels, offering a rare combination of versatility, scale, and timeless charm. A private urban home that feels both impressive in scale and peaceful in character. One of only a handful of homes in this historically significant enclave, it presents a rare opportunity to own a lasting piece of San Francisco's architectural legacy. Surrounded by iconic landmarksGrace Cathedral, Huntington Park, the Fairmontand just steps from world-class dining and cable cars, with Union Square, the Financial District, and Russian Hill close by. Leased parking is conveniently available nearby at the Crocker Garage. This is more than a homeit's a timeless piece of San Francisco's architectural heritage, designed by a master and located in one of the city's most celebrated settings.

Features

5 bedrooms

6 bathrooms

4427 sq. ft. floor area

2047.32 sq. ft. lot size

Single-Family

Estimated Value

We need at least 3 similar 5 bedroom single-family properties sold in San Francisco over the last 12 months.

Property history for 843 Mason St

2025

Sold

$4,380,000

16 Sep 2025 by Eric Altree, of Compass

2011

Sold

$1,860,410

24 Aug 2011

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