Google street view image for 20848 Chester St, Castro Valley, CA 94546

Off market may 1983 for $570K

—

Est. refi paymentEst. refi $3,005/mo

•

11 ba

•

9,584

sq ft

20848 Chester St, Castro Valley, CA 94546

About this home

20848 Chester St is a 9,584 square foot multi-family home on a 0.65 acre lot with 23 bedrooms and 11 bathrooms. - it last sold on May 20, 1983 for $570,000.

Multi-familyProperty Type

1974Year Built

0.65 acresLot Size

$59Price/Sq.Ft.

Source:Public Records

Redfin Estimate

There isn’t enough information to generate an accurate estimate at this time. Learn More

Market trends in 94546, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

103.4%

0.6% MoM

Median sale price

$1.1M

$823 MoM

Avg. days on market

18d

3 days MoM

Recently sold homes

7 MoM

New listings for sale

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See all

Provided by Redfin

Sale history for 20848 Chester St

Year

Property tax

Land + Additions

Assessment*

2025

$21,906 (+3.1%)

$481,393 + $723,147

$1,204,540

2024

$21,239 (+2.9%)

$471,956 + $708,969

$1,180,925

2023

$20,637 (+3.1%)

$462,702 + $695,069

$1,157,771

2022

$20,010 (+3.2%)

$444,738 + $668,083

$1,112,821

2021

$19,397 (+2.5%)

$444,738 + $668,083

$1,112,821

2020

$18,932 (−1.3%)

$436,018 + $654,984

$1,091,002

2019

$19,174 (+3.2%)

$431,548 + $648,270

$1,079,818

2018

$18,581 (+3.1%)

$423,088 + $635,561

$1,058,649

2017

$18,030 (+4.8%)

$406,661 + $610,885

$1,017,546

2016

$17,202 (+7.7%)

$406,661 + $610,885

$1,017,546

2015

$15,974 (+3.2%)

$398,688 + $598,908

$997,596

2014

$15,482 (+2.5%)

$385,011 + $578,362

$963,373

2013

$15,100 (+2.9%)

$385,011 + $578,362

$963,373

2012

$14,677 (+1.6%)

$383,273 + $575,751

$959,024

2011

$14,441 (+1.0%)

$375,758 + $564,462

$940,220

2010

$14,292 (+0.5%)

$368,391 + $553,395

$921,786

2009

$14,214 (+3.1%)

$365,639 + $549,261

$914,900

2008

$13,787

$366,509 + $550,569

$917,078

Tax history for 20848 Chester St

Year

Property tax

Land + Additions

Assessment*

2025

$21,906 (+3.1%)

$481,393 + $723,147

$1,204,540

2024

$21,239 (+2.9%)

$471,956 + $708,969

$1,180,925

2023

$20,637 (+3.1%)

$462,702 + $695,069

$1,157,771

2022

$20,010 (+3.2%)

$444,738 + $668,083

$1,112,821

2021

$19,397 (+2.5%)

$444,738 + $668,083

$1,112,821

2020

$18,932 (−1.3%)

$436,018 + $654,984

$1,091,002

2019

$19,174 (+3.2%)

$431,548 + $648,270

$1,079,818

2018

$18,581 (+3.1%)

$423,088 + $635,561

$1,058,649

2017

$18,030 (+4.8%)

$406,661 + $610,885

$1,017,546

2016

$17,202 (+7.7%)

$406,661 + $610,885

$1,017,546

2015

$15,974 (+3.2%)

$398,688 + $598,908

$997,596

2014

$15,482 (+2.5%)

$385,011 + $578,362

$963,373

2013

$15,100 (+2.9%)

$385,011 + $578,362

$963,373

2012

$14,677 (+1.6%)

$383,273 + $575,751

$959,024

2011

$14,441 (+1.0%)

$375,758 + $564,462

$940,220

2010

$14,292 (+0.5%)

$368,391 + $553,395

$921,786

2009

$14,214 (+3.1%)

$365,639 + $549,261

$914,900

2008

$13,787

$366,509 + $550,569

$917,078

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Permits

May 7, 2025 • Final

Building

Replace an existing double-sided wall heater in the hallway and living room.

HVAC

Apr 4, 2017 • Final

Building

Install a new gas water heater in the same location to serve multiple residential units.

Gas

Plumbing

Water heater

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Interior

Room Information
# of Rooms: 56

Exterior

Exterior Information
Physical Condition: Good
Foundation Type: Concrete
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Stucco
Roof Framing Type: Wood

Property Information
Subdivision Name: LAUREL FARM
Living Sq. Ft: 9,584
Building Sq. Ft: 9,584
# of Units: 11
# of Stories: 2
Legal Description: MAP 6 PG 27 LOT 28

Parking & Garage Information
# of Parking Spaces: 21
Parking Type: Carport
Garage/Parking Sq. Ft: 2,000
Garage / Carport Type: Carport

Lot Information
# of Buildings: 1
Land Sq. Ft: 28,254
Legal Lot Number: 28
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.6486
Depth Footage: 277
Front Footage: 102
Zoning Code: R-S-D-25
County Use Description: MULTIPLE RESIDENTIAL BUILDING

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 23
Baths: 11.0
Sq. Ft.: 9,584
Stories: 2.0
Lot Size: 0.65 acres
Style: Multi-Family (5+ Unit)
Year Built: 1974
Year Renovated: 1974
County: Alameda County
APN: 084A004001000

Home facts updated by county records on Sep 17, 2026

Around this home

Schools

Castro Valley Elementary School

Public K-5 • Assigned • 0.3mi

6/10

Creekside Middle School

Public 6-8 • Assigned • 1.2mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 0.7mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley's fall market offers great buyer leverage. While median prices hold steady around $1.2M, increased inventory gives you room to negotiate on homes needing updates. Turnkey properties still move fast in under 15 days, so act quickly with...
3 weeks ago • Castro Valley
Johnny Singh
Redfin Premier agent
148 deals
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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

4/10 Heat Factor

7 days above 88° expected this year, 14 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

12 unhealthy days expected this year, 12 days in 30 years

Provided by First Street

Historical weather

Castro Valley, CA • 94546

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 11.2 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.2 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

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Home values near 20848 Chester St

Data from public records.

Address	Redfin Estimate
20944 Chester St, Castro Valley, CA 7 Beds \| 4 Baths \| 3146 Sq. Ft.	$1,371,172
20923 Chester St, Castro Valley, CA 2 Beds \| 1 Baths \| 1365 Sq. Ft.	$843,707

Address	Redfin Estimate
20914 Chester St, Castro Valley, CA - Beds \| - Baths \| 4876 Sq. Ft.	—
20822 Chester St, Castro Valley, CA 10 Beds \| 5 Baths \| 4118 Sq. Ft.	—

Address	Redfin Estimate
20853 Chester St, Castro Valley, CA 3 Beds \| 2 Baths \| 1720 Sq. Ft.	$910,488
20954 Chester St, Castro Valley, CA 10 Beds \| 7 Baths \| 5332 Sq. Ft.	—

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Market trends in 94546, CA

Sale history for 20848 Chester St

Tax history for 20848 Chester St

Permits

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Is this your home?

Nearby similar homes

New listings for sale in 94546

Home values near 20848 Chester St

More real estate resources