For sale

$998,888

Est. $6,710/mo —

•

1,630

sq ft

643 Grand Ave, South San Francisco, CA 94080

About this home

Ideally located near Downtown South San Francisco and the cities thriving biotech and life-sciences corridor, 643 Grand Avenue where space, comfort, and a remarkable garden setting come together in the heart of South San Francisco. 643 Grand Avenue offers a spacious and versatile layout with excellent access to major transportation and employment centers. The home features 3 bedrooms and 4 bathrooms, with a private full bathroom for each bedroom. Additional highlights include high ceilings, abundant natural light, hardwood floors, a full basement with ample storage, and a detached 2-car garage equipped with a 220-volt outlet for EV charging and an additional 2 car off street parking in front of the house. The home also features a water purification system, tankless water heater, and water softener. The quaint lot includes a freshly manicured organic vegetable garden with sunflowers and offers potential for an ADU. Conveniently located near Downtown South San Francisco, Genentech, Caltrain, US-101, and I-280.

Single-familyProperty Type

1895Year Built

3,500 sq ftLot Size

$613Price/Sq.Ft.

2 car garageParking

Listed by Jill Penna •DRE #01895080 • Christie's International Real Estate Sereno

Listing updated: Oct 12, 2026 at 03:48am

Redfin checked: a minute ago

•Source:MLSListings #ML82059314

Redfin agents who toured

Super walkable location with a detached two car garage behind the property. Elegant renovation with high ceilings, expansive modern kitchen, and multiple bedroom suites. Basement provides a lot of additional storage.
3 weeks ago
Amy Brenner
Redfin Premier agent
129 deals

Payment calculator

$6,710 per month

Principal and interest$5,519

Property taxes

$1,041

HOA dues

Home insurance

$150

Utilities

Add

5 minutes to get started. No credit impact.

Affordability tools

See this home in person

This home is unavailable to tour on this day.

Next available date: Saturday, October 17

Open houses

No upcoming open houses.

Nearby open houses (10)

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Around this home

Schools

K - 12
Preschool & daycare

Spruce Elementary School

Public K-5 • Assigned • 0.3mi

4/10

Parkway Heights Middle School

Public 6-8 • Assigned • 0.6mi

2/10

South San Francisco High School

Public 9-12 • Assigned • 0.7mi

8/10

Provided by GreatSchools

About Downtown South San

Francisco

Downtown South San Francisco, located between Grand Avenue and Oyster Point Boulevard, is a historic and walkable South San Francisco neighborhood with a classic main-street grid and hillside bay views. The neighborhood’s character concentrates around Grand Avenue at Linden Avenue, where taquerias, old-school bakeries, espresso counters, and small storefronts keep the sidewalks active. Community pillars include the South San Francisco Conference Center, Orange Memorial Park, and the South San Francisco Public Library’s Main Library. Early-20th-century cottages and mid-century apartments mix with newer infill along the commercial spine. Caltrain at South San Francisco Station and the nearby BART connection shape a commuter-friendly rhythm. Parks and civic buildings give the district a grounded, everyday feel.

Provided by Walk Score and Local Logic

Offer insights

643 Grand Ave · $998,888

Strong offer

$1.02M and above

75% chance or better to win

Why $1.02M+ is a strong offer

DAYS ON MARKET

The average home goes pending in 13 days.

SALE-TO-LIST

Most homes are selling 6% above list price.

About offer insights

Property details

Interior
Exterior
Finance

Kitchen

Bathroom

Bedroom

Living

Dining

Interior features
Skylights
Walk-in closet

Bedrooms
Primary bedroom on ground floor

Bathrooms
Four full bathrooms
Full bathroom on ground floor

Kitchen
Dishwasher
Garbage disposal
Refrigerator
Water softener

Laundry & utility
Washer and dryer included

Flooring
Hardwood

Heating & cooling
Central forced air heating

Sale and tax history for 643 Grand Ave

Sale History
Tax History

Date

Event

Price

MLSListings #ML82059314

Sep 29, 2026

Price Changed

$998,888

$613/sq ft

Aug 27, 2026

Listed

$1,248,000

$766/sq ft

+50

Public Records

Dec 1, 2022

Sold

$1,309,000

$803/sq ft

MLSListings #ML81415816

Sep 2, 2014

Sold

$560,000

$344/sq ft

Jul 18, 2014

Pending

—

Jun 25, 2014

Price Changed

$549,000

$337/sq ft

Jun 25, 2014

Relisted

—

Jun 25, 2014

Pending

—

Jun 25, 2014

Price Changed

$549,900

$337/sq ft

Jun 7, 2014

Price Changed

$599,000

$367/sq ft

May 8, 2014

Listed

$625,000

$383/sq ft

May 8, 2014

Listed

$549,900

$337/sq ft

+12

Year

Property tax

Land + Additions

Assessment*

2025

$15,489 (+0.7%)

$848,966 + $540,034

$1,389,000

2024

$15,385 (+1.4%)

$832,320 + $529,446

$1,361,766

2023

$15,167 (+104.9%)

$816,000 + $519,065

$1,335,065

2022

$7,401 (+1.3%)

$800,000 + $508,888

$1,308,888

2021

$7,304 (+1.3%)

$317,106 + $317,106

$634,212

2020

$7,212 (+1.1%)

$310,889 + $310,889

$621,778

2019

$7,135 (+2.4%)

$307,702 + $307,702

$615,404

2018

$6,965 (+2.7%)

$301,669 + $301,669

$603,338

2017

$6,783 (+2.2%)

$289,955 + $289,955

$579,910

2016

$6,637 (+1.7%)

$289,955 + $289,955

$579,910

2015

$6,528 (+482.9%)

$284,270 + $284,270

$568,540

2014

$1,120 (+0.9%)

$17,987 + $38,980

$56,967

2012

$1,110 (+1.5%)

$17,906 + $38,804

$56,710

2011

$1,093 (+2.9%)

$17,555 + $38,044

$55,599

2010

$1,062 (+8.1%)

$17,211 + $37,299

$54,510

2009

$983 (+10.1%)

$17,083 + $37,021

$54,104

2008

$892

$17,124 + $37,109

$54,233

Public record

Public record
Zoning
Permits

Beds

Baths

1.5

Stories

Lot width

—

Lot depth

—

Lot size

3,500 Sq. Ft.

Year renovated

—

Finished Sq. Ft.

1,630

Unfinished Sq. Ft.

—

Total Sq. Ft.

1,630

Year built

1895

Style

Single Family Residential

County

San Mateo County

APN

012241120

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

DRM

Downtown Residential Medium District

The DRM District provides for attached or detached single-family housing, duplexes, triplexes, fourplexes, townhouses, care facilities, family day care, park and recreation facilities, and civic and institutional uses in the Downtown. The DRM District implements the General Plans Medium High Density Residential land use designation.

Permitted uses

Include but are not limited to:

Garden center
Day care facility
Housing-Multiple units
Housing-Senior
Housing-Other
Infrastructure
Recreation
Park & open space

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

2/10 Heat Factor

8 days above 78° expected this year, 18 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

13 unhealthy days expected this year, 13 days in 30 years

Provided by First Street

Historical weather

South San Francisco, CA • 94080

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

61/ 100

Moderate sunlight

Sunscore

There appears to be some shading by surrounding buildings, terrain, and vegetation.

7 hrs

4.5 hrs

JuneDecember

Provided by Shadowmap

Redfin Estimate for 643 Grand Ave

$1,132,788

$134K over list price of $999K

Nearby comparable homes

The Redfin Estimate uses 6 recent nearby sales, priced between $1.2M to $1.3M.

SOLD JUL 1, 2026
$1,250,000 Last sold price
3 beds2 baths1,910 sq ft
517 Magnolia Ave, South San Francisco, CA 94080
$41/sq ft
larger lot
42 years newer
SOLD JUN 26, 2026
$1,200,000 Last sold price
3 beds2 baths1,790 sq ft
651 Palm Ave, South San Francisco, CA 94080
$57/sq ft
larger lot
60 years newer
SOLD JUN 30, 2026
$1,300,000 Last sold price
3 beds1.5 baths1,720 sq ft
647 Pine Ter, South San Francisco, CA 94080
$143/sq ft
larger lot
54 years newer
SOLD JUL 30, 2026
$1,233,000 Last sold price
3 beds2 baths1,322 sq ft
823 Linden Ave, South San Francisco, CA 94080
$320/sq ft
larger lot
30 years newer
SOLD APR 30, 2026
$1,309,000 Last sold price
3 beds3 baths1,530 sq ft
447 Lux Ave, South San Francisco, CA 94080
$243/sq ft
larger lot
26 years newer
SOLD JUL 30, 2026
$1,240,000 Last sold price
3 beds2.5 baths2,050 sq ft
17 Northcrest Dr, South San Francisco, CA 94080
$8/sq ft
102 years newer

Rental earnings

Est. $4,271 per month, based on comparable rentals

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Make a winning offer with the help of a local agent

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(415) 548-9232

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Details provided by MLSListings and may not match the public record. Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin agents who toured

Payment calculator

Affordability tools

See this home in person

Nearby open houses (10)

Around this home

Schools

Offer insights

Property details

Sale and tax history for 643 Grand Ave

Public record

Climate risks

Historical weather

Sun exposure

Redfin Estimate for 643 Grand Ave

Early Access listings

Nearby similar homes

New listings for sale in 94080

More real estate resources