421 Cornwall Street

San Francisco CA 94118

3470 sq. ft.

2500.34 sq. ft.

Duplex

Last sold for $1,280,000

John Antonini, last sold this property on 11 May 2026 after 48 days on market.

Overview

421 Cornwall Street is a four-unit apartment building located between 5th and 6th Avenue in the popular Inner Richmond District. The building features a sunny backyard, ample storage space, and a side-by-side two-car garage, which will be delivered vacant. Each of the four units features one bedroom and one bathroom, with identical mirror-image layouts. The apartments include a spacious living room, functional bathrooms, and generously sized bedrooms. The efficient, well-designed floor plans make future upgrades and improvements to the property both simple and cost-effective. Adjacent to California Street, this building is in one of the most desired neighborhoods of San Francisco. Residents are within a short walk of hiking trails in Mountain Lake Park and the Presidio. The coveted Clement Street dining and shopping is only a few short blocks away, as well. Priced at $403/foot and 125% rental upside, this property offers a tremendous add-value opportunity in the heart of the Inner Richmond.

Features

4 bedrooms

4 bathrooms

2 carspaces

2 garage spaces

3470 sq. ft. floor area

2500.34 sq. ft. lot size

Duplex

Estimated Value

Based on this property and similar 4 bedroom duplexes sold in San Francisco over the last 12 months, the estimated median property value of 421 Cornwall Street is $1.82m.

Median value

$1.82m

Estimated value range

$1.04m - $6.7m

Median days on market

Estimated value trend

24%

increase over the last 12 months

Average days on market is based on recent, comparable sales in San Francisco. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 421 Cornwall Street

2026

Sold

$1,280,000

11 May 2026 by John Antonini, of Compass Commercial

Happy sellers in San Francisco

We have insufficient information to provide an overview of customer satisfaction for San Francisco. Viewing the agent profiles, reviews and sales for San Francisco can provide insights for this location.