21637 Lake Chabot Rd, Castro Valley, CA 94546

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Off Market Apr 2013 for $355K

$813,132

Est. refi paymentEst. refi $1,098/mo

•

1,104

sq ft

21637 Lake Chabot Rd, Castro Valley, CA 94546

About this home

Single-familyProperty Type

1942Year Built

6,300 sq ftLot Size

$737Est. Price/Sq.Ft.

Listed by Vivian Hung •DRE #01831151 • CERDA-ZEIN REAL ESTATE

Bought with Joe Wei •DRE #01365091 • Bay Home Investments&Loans

Redfin checked: 2 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40604987

Redfin Estimate

$813,132

$458K since sold in April 2013$7,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.5% higher than the average sale price ($778K) of 6 comparable homes.

SOLD JUN 1, 2026
$730,000
A
2 beds1 bath880 sq ft
4035 Somerset Ave, Castro Valley, CA 94546
SOLD AUG 7, 2026
$850,000
B
2 beds1 bath1,018 sq ft
2107 Lessley Ave, Castro Valley, CA 94546
SOLD MAR 19, 2026
$745,000
C
2 beds1 bath1,272 sq ft
22079 Queen St, Castro Valley, CA 94546
SOLD MAR 25, 2026
$750,000
D
2 beds1 bath1,116 sq ft
22703 Zaballos Ct, Hayward, CA 94541
Massey Advantage Inc.
SOLD MAY 28, 2026
$745,000
E
2 beds1 bath1,192 sq ft
2329 Vestal Ave, Castro Valley, CA 94546
SOLD JUN 4, 2026
$850,000
F
2 beds1.5 baths905 sq ft
2651 Ione Ave, Hayward, CA 94546

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Earn from this home

Sell

$573,012

Est. take-home

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Refinance

Est. cash available

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Rent

$3,655/mo

Redfin rental estimate

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Market trends in 94546, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

103.9%

1.3% MoM

Median sale price

$1.1M

$70K MoM

Avg. days on market

14d

1 days MoM

Recently sold homes

3 MoM

New listings for sale

OPEN TODAY, 1PM TO 4PM
$1,550,000
3 beds1.5 baths1,851 sq ft
4618 Ewing Rd, Castro Valley, CA 94546
COMING SOON
$975,000
3 beds1.5 baths1,311 sq ft
4848 Mancini Dr, Castro Valley, CA 94546
OPEN TODAY, 2PM TO 4PM
$699,000
2 beds1 bath1,079 sq ft
18473 Apricot Way, Castro Valley, CA 94546
OPEN SUN, 1PM TO 3PM
$979,000
4 beds2.5 baths1,980 sq ft
4101 Toddika Ln, Castro Valley, CA 94546
$999,000
4 beds2 baths1,680 sq ft
20275 Stanton Ave, Castro Valley, CA 94546
OPEN TODAY, 1:30PM TO 4PM
$799,000
2 beds2 baths1,122 sq ft
1540 Crescent Ave, Castro Valley, CA 94546
OPEN TODAY, 12PM TO 4PM
$1,175,000
3 beds2 baths1,440 sq ft
19453 Vaughn Ave, Castro Valley, CA 94546
Pacific Home Brokers
OPEN TODAY, 1PM TO 3PM
$695,000
2 beds1.5 baths1,207 sq ft
20279 Forest Ave, Castro Valley, CA 94546
(415) 510-8600
OPEN SUN, 11AM TO 2PM
$870,000
3 beds1 bath1,080 sq ft
2976 Sydney Way, Castro Valley, CA 94546
OPEN TODAY, 1PM TO 4PM
$699,999
3 beds1 bath1,036 sq ft
19117 Parsons Ave, Castro Valley, CA 94546
See all

Provided by Redfin

Sale history for 21637 Lake Chabot Rd

Date

Event

Price

bridgeMLS, Bay East AOR, or Contra Costa AOR #40604987

Apr 24, 2013

Sold

$355,000

$322/sq ft

Mar 12, 2013

Pending

—

Feb 26, 2013

Listed

$339,000

$307/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40471643

Aug 3, 2010

Listing Removed

—

Jul 30, 2010

Sold

$268,000

$243/sq ft

Jun 30, 2010

Pending

—

Jun 14, 2010

Listed

$245,000

$222/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40377338

Nov 5, 2008

Listing Removed

—

Oct 31, 2008

Price Changed

Oct 23, 2008

Listed

bridgeMLS, Bay East AOR, or Contra Costa AOR #40048911

Dec 1, 2004

Sold

$455,000

$412/sq ft

Nov 2, 2004

Listing Removed

—

Oct 29, 2004

Listed

$449,900

$408/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #11120696

Jan 25, 2002

Sold

$305,000

$276/sq ft

Dec 8, 2001

Listing Removed

—

Nov 15, 2001

Listed

$309,950

$281/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #10593902

Jul 7, 1997

Sold

$166,000

$150/sq ft

May 5, 1997

Listed

$167,500

$152/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #27593902

Jul 7, 1997

Sold

$166,000

$150/sq ft

May 30, 1997

Listing Removed

—

May 5, 1997

Listed

$167,500

$152/sq ft

Public Records

Apr 22, 1992

Sold

$160,000

$145/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$7,399 (+2.6%)

$131,141 + $415,569

$546,710

2024

$7,215 (+1.9%)

$131,141 + $415,569

$546,710

2023

$7,078 (+2.3%)

$128,571 + $407,421

$535,992

2022

$6,916 (+1.1%)

$123,579 + $391,603

$515,182

2021

$6,839 (+1.3%)

$123,579 + $391,603

$515,182

2020

$6,749 (−0.7%)

$121,156 + $383,926

$505,082

2019

$6,798 (+6.4%)

$119,914 + $379,991

$499,905

2018

$6,386 (+24.7%)

$117,564 + $372,542

$490,106

2017

$5,120 (+6.1%)

$112,999 + $263,665

$376,664

2016

$4,826 (+2.7%)

$112,999 + $263,665

$376,664

2015

$4,698 (+5.7%)

$110,784 + $258,497

$369,281

2014

$4,444 (+24.8%)

$106,983 + $249,628

$356,611

2013

$3,560 (+2.2%)

$106,983 + $249,628

$356,611

2012

$3,482 (+2.2%)

$83,648 + $195,179

$278,827

2011

$3,407 (−5.6%)

$82,008 + $191,352

$273,360

2010

$3,610 (−12.4%)

$80,400 + $187,600

$268,000

2009

$4,120 (−28.2%)

$85,297 + $199,027

$284,324

2008

$5,740

$98,100 + $228,900

$327,000

Tax history for 21637 Lake Chabot Rd

Year

Property tax

Land + Additions

Assessment*

2025

$7,399 (+2.6%)

$131,141 + $415,569

$546,710

2024

$7,215 (+1.9%)

$131,141 + $415,569

$546,710

2023

$7,078 (+2.3%)

$128,571 + $407,421

$535,992

2022

$6,916 (+1.1%)

$123,579 + $391,603

$515,182

2021

$6,839 (+1.3%)

$123,579 + $391,603

$515,182

2020

$6,749 (−0.7%)

$121,156 + $383,926

$505,082

2019

$6,798 (+6.4%)

$119,914 + $379,991

$499,905

2018

$6,386 (+24.7%)

$117,564 + $372,542

$490,106

2017

$5,120 (+6.1%)

$112,999 + $263,665

$376,664

2016

$4,826 (+2.7%)

$112,999 + $263,665

$376,664

2015

$4,698 (+5.7%)

$110,784 + $258,497

$369,281

2014

$4,444 (+24.8%)

$106,983 + $249,628

$356,611

2013

$3,560 (+2.2%)

$106,983 + $249,628

$356,611

2012

$3,482 (+2.2%)

$83,648 + $195,179

$278,827

2011

$3,407 (−5.6%)

$82,008 + $191,352

$273,360

2010

$3,610 (−12.4%)

$80,400 + $187,600

$268,000

2009

$4,120 (−28.2%)

$85,297 + $199,027

$284,324

2008

$5,740

$98,100 + $228,900

$327,000

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

Public record

Public record
Zoning
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

6,300 Sq. Ft.

Year renovated

1965

Sq. Ft.

1,611

Year built

1942

Style

Single Family Residential

County

Alameda County

APN

415 013005500

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 27, 2026.

Single-Family Residence Districts

Single-family residence districts, hereinafter designated as R-1 districts, are established to provide for and protect established neighborhoods of one-family dwellings, and to provide space in suitable locations for additional development of this kind, together with appropriate community facilities and allowance for restricted interim cultivation of the soil compatible with such low-density residential development.

Permitted uses

Include but are not limited to:

Housing-Single unit
Agriculture-Cropland
Agriculture-Grove / orchard

Nov 14, 2017 • Final

Building

Construct an addition including a new bedroom, bathroom, family room, and pantry or utility room. Convert an existing bedroom into an office and install a tankless water heater. No second living unit is included in this project.

Addition

Nov 14, 2017 • Final

Building

Legalize and reduce the size of a carport on the side of a house according to the provided plans.

Remodel

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

Parking

Parking Information
Has Carport
Parking Features: Carport

Interior

Bathroom Information
# of Bathrooms Total: 1
# of Bathrooms Full: 1

Interior Features
Interior Features: Family Room, Stone Counters
Appliances: Free-Standing Range, Refrigerator, Gas Water Heater
Laundry Features: Hookups Only
Street Level Features: 2 Bedrooms, 1 Bath, Laundry Facility, Main Entry
Fireplaces Total: 1
Has Fireplace
Flooring: Tile

Room Information
Kitchen Features: Counter - Stone,Range/Oven Free Standing,Refrigerator
Rooms Total: 6
Fireplace Features: Brick, Living Room, Wood Burning

Exterior

Building Information
Construction Materials: Stucco
Building Area Total: 1,104

Exterior Features
Patio And Porch Features: Deck
Exterior Features: Back Yard, Front Yard, Storage
Fencing: Fenced
Roof: Shingle

Property Information
Living Area: 1104
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1942

Lot Information
Lot Size Square Feet: 6300
Lot Size Area: 0.144628
Lot Size Units: Acres
Lot Size Acres: 0.144628
Lot Features: Level
Zoning: 1001

Utilities

Utility Information
Water Source: Public
Sewer: Public Sewer

Heating & Cooling
Has Heating
Cooling: No Air Conditioning

Location

School Information
High School District: Hayward (510) 784-2600

Public facts

Beds: 2
Baths: 3.0
Sq. Ft.: 1,611
Stories: 1.0
Lot Size: 6,300 square feet
Style: Single Family Residential
Year Built: 1942
Year Renovated: 1965
County: Alameda County
APN: 415 013005500

Home facts updated by county records on Jul 27, 2026

Around this home

Schools

Fairview Elementary School

Public K-6 • Assigned • 1.6mi

2/10

Bret Harte Middle School

Public 7-8 • Assigned • 1.2mi

4/10

Hayward High School

Public 9-12 • Assigned • 1.3mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley is moving at a brisk pace this summer! Median prices are holding steady around $1.2M, but well-priced, turnkey homes are flying off the market in under 15 days, often over asking. Inventory is moving fast, so buyers must come prepared...
4 days ago • Castro Valley
Johnny Singh
Redfin Premier agent
146 deals
Was this helpful?
Strong buyer demand keeps the Castro Valley market moving incredibly fast. With homes frequently selling above their $1.2 million median price, decisive action is essential. To win here, buyers need to submit competitive offers quickly and minimize...
2 months ago • Castro Valley
Karan Kandel
Redfin agent
13 deals
Was this helpful?

Climate risks

4/10 Flood Factor

Estimated 19-29% chance 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

Estimated sale price

$773,000 – $936,000

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New listings for sale in 94546

OPEN TODAY, 1PM TO 4PM

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$975,000

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4848 Mancini Dr, Castro Valley, CA 94546

OPEN TODAY, 2PM TO 4PM

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OPEN SUN, 1PM TO 3PM

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OPEN TODAY, 1:30PM TO 4PM

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OPEN TODAY, 12PM TO 4PM

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Pacific Home Brokers

OPEN TODAY, 1PM TO 3PM

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OPEN SUN, 11AM TO 2PM

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Home values near 21637 Lake Chabot Rd

Data from public records.

Address	Redfin Estimate
21612 Lake Chabot Rd, Castro Valley, CA 3 Beds \| 2 Baths \| 1568 Sq. Ft.	$1,011,878
21665 Lake Chabot Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 848 Sq. Ft.	$785,257

Address	Redfin Estimate
21571 Lake Chabot Rd, Castro Valley, CA 2 Beds \| 2 Baths \| 1125 Sq. Ft.	$884,653
21586 Lake Chabot Rd, Castro Valley, CA 3 Beds \| 2 Baths \| 1195 Sq. Ft.	$836,116

Address	Redfin Estimate
21651 Lake Chabot Rd, Castro Valley, CA 5 Beds \| 3 Baths \| 2096 Sq. Ft.	$1,065,471
21556 Lake Chabot Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 972 Sq. Ft.	$829,532

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2013. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94546, CA

Sale history for 21637 Lake Chabot Rd

Tax history for 21637 Lake Chabot Rd

Public record

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94546

Home values near 21637 Lake Chabot Rd

More real estate resources