Google street view image for 21000 Baker Rd, Castro Valley, CA 94546

Off market may 1999 for $1.5M

—

Est. refi paymentEst. refi $9,961/mo

•

21 ba

•

17,428

sq ft

21000 Baker Rd, Castro Valley, CA 94546

About this home

21000 Baker Rd is a 17,428 square foot multi-family home on a 0.99 acre lot with 27 bedrooms and 21 bathrooms. - it last sold on May 14, 1999 for $1,575,000.

Multi-familyProperty Type

1968Year Built

0.99 acresLot Size

$90Price/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 October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

104.0%

+0.6% MoM

Median sale price

$1.1M

$564 MoM

Avg. days on market

29d

10 days MoM

Recently sold homes

1 MoM

New listings for sale

NEW 4 HRS AGO
$899,000
3 beds2 baths1,014 sq ft
18662 Stanton Ave, Castro Valley, CA 94546
(925) 398-6808
OPEN SAT, 1PM TO 4PM
$879,000
3 beds1 bath1,106 sq ft
3443 Middleton Ave, Castro Valley, CA 94546
NEW 28 HRS AGO
$1,290,000
4 beds2.5 baths1,896 sq ft
18362 Carlwyn Dr, Castro Valley, CA 94546
$999,000
4 beds2 baths1,680 sq ft
20273-20275 Stanton Ave, Castro Valley, CA 94546
OPEN SUN, 2PM TO 4PM
$1,495,000
4 beds3 baths2,550 sq ft
5280 Dunnigan Ct, Castro Valley, CA 94546
(415) 655-9007
EARLY ACCESS
$550,000
2 beds2 baths1,393 sq ft
21239 Gary Dr #206, Hayward, CA 94546
OPEN SUN, 12:30PM TO 3:30PM
$796,000
2 beds1 bath906 sq ft
2247 Lessley Ave, Castro Valley, CA 94546
$925,000
3 beds1 bath1,088 sq ft
18482 Ogilvie Dr, Castro Valley, CA 94546
$1,198,000
3 beds2.5 baths1,823 sq ft
3466 Arcadian Dr, Castro Valley, CA 94546
OPEN SAT, 2PM TO 4PM
$975,000
3 beds1.5 baths1,311 sq ft
4848 Mancini Dr, Castro Valley, CA 94546
See all

Provided by Redfin

Sale history for 21000 Baker Rd

Year

Property tax

Land + Additions

Assessment*

2025

$43,914 (+3.1%)

$756,312 + $1,745,275

$2,501,587

2024

$42,592 (+2.9%)

$741,484 + $1,711,057

$2,452,541

2023

$41,405 (+3.1%)

$726,948 + $1,677,515

$2,404,463

2022

$40,170 (+3.1%)

$698,725 + $1,612,385

$2,311,110

2021

$38,946 (+2.4%)

$698,725 + $1,612,385

$2,311,110

2020

$38,022 (−1.3%)

$685,026 + $1,580,775

$2,265,801

2019

$38,510 (+3.2%)

$678,002 + $1,564,567

$2,242,569

2018

$37,315 (+3.1%)

$664,711 + $1,533,895

$2,198,606

2017

$36,209 (+4.8%)

$638,904 + $1,474,343

$2,113,247

2016

$34,540 (+7.6%)

$638,904 + $1,474,343

$2,113,247

2015

$32,109 (+3.1%)

$626,379 + $1,445,440

$2,071,819

2014

$31,140 (+2.5%)

$604,886 + $1,395,842

$2,000,728

2013

$30,392 (+2.9%)

$604,886 + $1,395,842

$2,000,728

2012

$29,529 (+1.7%)

$602,157 + $1,389,544

$1,991,701

2011

$29,049 (+1.0%)

$590,351 + $1,362,301

$1,952,652

2010

$28,754 (+0.4%)

$578,776 + $1,335,592

$1,914,368

2009

$28,640 (+2.6%)

$574,453 + $1,325,615

$1,900,068

2008

$27,922

$575,820 + $1,328,770

$1,904,590

Tax history for 21000 Baker Rd

Year

Property tax

Land + Additions

Assessment*

2025

$43,914 (+3.1%)

$756,312 + $1,745,275

$2,501,587

2024

$42,592 (+2.9%)

$741,484 + $1,711,057

$2,452,541

2023

$41,405 (+3.1%)

$726,948 + $1,677,515

$2,404,463

2022

$40,170 (+3.1%)

$698,725 + $1,612,385

$2,311,110

2021

$38,946 (+2.4%)

$698,725 + $1,612,385

$2,311,110

2020

$38,022 (−1.3%)

$685,026 + $1,580,775

$2,265,801

2019

$38,510 (+3.2%)

$678,002 + $1,564,567

$2,242,569

2018

$37,315 (+3.1%)

$664,711 + $1,533,895

$2,198,606

2017

$36,209 (+4.8%)

$638,904 + $1,474,343

$2,113,247

2016

$34,540 (+7.6%)

$638,904 + $1,474,343

$2,113,247

2015

$32,109 (+3.1%)

$626,379 + $1,445,440

$2,071,819

2014

$31,140 (+2.5%)

$604,886 + $1,395,842

$2,000,728

2013

$30,392 (+2.9%)

$604,886 + $1,395,842

$2,000,728

2012

$29,529 (+1.7%)

$602,157 + $1,389,544

$1,991,701

2011

$29,049 (+1.0%)

$590,351 + $1,362,301

$1,952,652

2010

$28,754 (+0.4%)

$578,776 + $1,335,592

$1,914,368

2009

$28,640 (+2.6%)

$574,453 + $1,325,615

$1,900,068

2008

$27,922

$575,820 + $1,328,770

$1,904,590

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

Permits

Jun 26, 2024 • Final

Building

Remove existing composition asphalt shingles and install a new asphalt shingle roof on a residential building. Use the existing roof deck and recycle the removed materials.

Roofing

Aug 1, 2023 • Final

Building

Replace and relocate electrical subpanels from closets to hallways in multiple residential units and a laundry room. Install new circuit breakers.

Electrical

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: 69

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: BAKER VISTA
Living Sq. Ft: 17,428
Building Sq. Ft: 17,428
# of Units: 21
# of Stories: 2

Parking & Garage Information
# of Parking Spaces: 21
Parking Type: Carport
Garage/Parking Sq. Ft: 4,400
Garage / Carport Type: Carport

Lot Information
# of Buildings: 1
Land Sq. Ft: 43,082
Legal Lot Number: 17
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.989
County Use Description: MULTIPLE RESIDENTIAL BUILDING

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 27
Baths: 21.0
Sq. Ft.: 17,428
Stories: 2.0
Lot Size: 0.99 acres
Style: Multi-Family (5+ Unit)
Year Built: 1968
Year Renovated: 1968
County: Alameda County
APN: 084A001702823

Home facts updated by county records on Sep 17, 2026

Around this home

Schools

K - 12
Preschool & daycare

Castro Valley Elementary School

Public K-5 • Assigned • 0.3mi

6/10

Creekside Middle School

Public 6-8 • Assigned • 1.4mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 0.9mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley remains a highly competitive market. On average, homes are selling for 103.7% of their asking price, with nearly 60% of properties closing above list price.
3 weeks ago • Castro Valley
Karan Kandel
Redfin agent
12 deals
Was this helpful?
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...
1 month ago • Castro Valley
Johnny Singh
Redfin Premier agent
139 deals
Was this helpful?

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

Is this your home?

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Home values near 21000 Baker Rd

Data from public records.

Address	Redfin Estimate
20920 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$714,525
20944 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$679,039
20876 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$645,393
20952 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$682,618
20912 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$659,710
20976 Baker Rd, Castro Valley, CA 6 Beds \| 3 Baths \| 2104 Sq. Ft.	$1,034,279
2784 Delaney Ct, Castro Valley, CA 4 Beds \| 4 Baths \| 1966 Sq. Ft.	$1,083,467

Address	Redfin Estimate
21013 Baker Rd, Castro Valley, CA 8 Beds \| 5 Baths \| 4063 Sq. Ft.	$1,482,308
21032 Baker Rd, Castro Valley, CA 3 Beds \| 2 Baths \| 1654 Sq. Ft.	$1,160,050
20872 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$620,209
21069 Baker Rd, Castro Valley, CA 2 Beds \| 2 Baths \| 1056 Sq. Ft.	$551,699
20904 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$584,298
21019 Baker Rd, Castro Valley, CA 88 Beds \| 80 Baths \| 38526 Sq. Ft.	—
2776 Delaney Ct, Castro Valley, CA 4 Beds \| 4 Baths \| 1966 Sq. Ft.	$906,476

Address	Redfin Estimate
20960 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$670,264
21020 Baker Rd, Castro Valley, CA 9 Beds \| 6 Baths \| 4316 Sq. Ft.	—
20936 Baker Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 836 Sq. Ft.	$698,066
21010 Baker Rd, Castro Valley, CA 10 Beds \| 5 Baths \| 4224 Sq. Ft.	—
21015 Baker Rd, Castro Valley, CA 3 Beds \| 1 Baths \| 1316 Sq. Ft.	$871,069
2792 Delaney Ct, Castro Valley, CA 3 Beds \| 4 Baths \| 2160 Sq. Ft.	$1,091,041
2759 Delaney Ct, Castro Valley, CA 3 Beds \| 3.5 Baths \| 1934 Sq. Ft.	$1,059,457

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About this home

Redfin Estimate

Market trends in 94546, CA

Sale history for 21000 Baker Rd

Tax history for 21000 Baker Rd

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 21000 Baker Rd

More real estate resources