OFF MARKET

Off Market Sep 2013 for $425K

$850,453

Est. refi paymentEst. refi $2,758/mo

•

1,104

sq ft

21487 Lake Chabot Rd, Castro Valley, CA 94546

About this home

Single-familyProperty Type

1943Year Built

6,300 sq ftLot Size

$770Est. Price/Sq.Ft.

Listed by Callie Hoang •DRE #01347342 • Express Home Funding

Bought with Sylvia Ponce •DRE #01444079 • REALTY EXPERTS

Redfin checked: a minute ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40626937

Redfin Estimate

$850,453

$425K since sold in September 2013$3,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 3.6% higher than the average sale price ($821K) of 6 comparable homes.

SOLD AUG 7, 2026
$850,000
A
2 beds1 bath1,018 sq ft
2107 Lessley Ave, Castro Valley, CA 94546
SOLD MAR 19, 2026
$745,000
B
2 beds1 bath1,272 sq ft
22079 Queen St, Castro Valley, CA 94546
SOLD JUN 4, 2026
$850,000
C
2 beds1.5 baths905 sq ft
2651 Ione Ave, Hayward, CA 94546
SOLD MAY 28, 2026
$745,000
D
2 beds1 bath1,192 sq ft
2329 Vestal Ave, Castro Valley, CA 94546
SOLD MAR 25, 2026
$750,000
E
2 beds1 bath1,116 sq ft
22703 Zaballos Ct, Hayward, CA 94541
Massey Advantage Inc.
SOLD JUL 9, 2026
$984,777
F
3 beds2 baths1,650 sq ft
21451 Rizzo Ave, Castro Valley, CA 94546

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Earn from this home

Sell

$566,400

Est. take-home

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Refinance

Est. cash available

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Rent

$3,106/mo

Redfin rental estimate

List your home for rent

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

COMING SOON
$599,950
2 beds2.5 baths866 sq ft
20115 Redwood Rd #15, Castro Valley, CA 94546
COMING SOON
$799,000
2 beds1 bath1,188 sq ft
2220 Farley St, Castro Valley, CA 94546
OPEN SUN, 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 SUN, 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 SUN, 1:30PM TO 4PM
$799,000
2 beds2 baths1,122 sq ft
1540 Crescent Ave, Castro Valley, CA 94546
$1,175,000
3 beds2 baths1,440 sq ft
19453 Vaughn Ave, Castro Valley, CA 94546
Pacific Home Brokers
OPEN SUN, 1PM TO 3PM
$695,000
2 beds1.5 baths1,207 sq ft
20279 Forest Ave, Castro Valley, CA 94546
(415) 510-8600
See all

Provided by Redfin

Sale history for 21487 Lake Chabot Rd

Date

Event

Price

bridgeMLS, Bay East AOR, or Contra Costa AOR #40626937

Sep 26, 2013

Sold

$425,000

$385/sq ft

Aug 30, 2013

Pending

—

Aug 9, 2013

Listed

$399,900

$362/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40411937

Aug 13, 2009

Sold

$309,900

$281/sq ft

Jun 18, 2009

Listing Removed

—

May 28, 2009

Listed

$309,900

$281/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40127000

Jan 25, 2006

Sold

$525,000

$476/sq ft

Dec 27, 2005

Listing Removed

—

Nov 20, 2005

Listed

$549,000

$497/sq ft

Public Records

Mar 7, 2002

Sold

$305,000

$276/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$7,093 (+2.6%)

$156,290 + $364,678

$520,968

2024

$6,916 (+1.9%)

$156,290 + $364,678

$520,968

2023

$6,784 (+2.4%)

$153,226 + $357,529

$510,755

2022

$6,627 (+1.1%)

$147,277 + $343,648

$490,925

2021

$6,553 (+1.3%)

$147,277 + $343,648

$490,925

2020

$6,466 (−0.7%)

$144,391 + $336,912

$481,303

2019

$6,512 (+6.4%)

$142,910 + $333,458

$476,368

2018

$6,119 (+2.5%)

$140,109 + $326,922

$467,031

2017

$5,967 (+6.0%)

$134,670 + $314,231

$448,901

2016

$5,629 (+2.7%)

$134,670 + $314,231

$448,901

2015

$5,483 (+5.7%)

$132,030 + $308,070

$440,100

2014

$5,188 (+19.9%)

$127,500 + $297,500

$425,000

2013

$4,325 (+16.3%)

$127,500 + $297,500

$425,000

2012

$3,717 (+1.8%)

$97,485 + $227,465

$324,950

2011

$3,651 (−4.6%)

$88,500 + $206,500

$295,000

2010

$3,829 (−5.0%)

$87,000 + $203,000

$290,000

2009

$4,032 (−27.0%)

$93,000 + $217,000

$310,000

2008

$5,522

$97,800 + $228,200

$326,000

Tax history for 21487 Lake Chabot Rd

Year

Property tax

Land + Additions

Assessment*

2025

$7,093 (+2.6%)

$156,290 + $364,678

$520,968

2024

$6,916 (+1.9%)

$156,290 + $364,678

$520,968

2023

$6,784 (+2.4%)

$153,226 + $357,529

$510,755

2022

$6,627 (+1.1%)

$147,277 + $343,648

$490,925

2021

$6,553 (+1.3%)

$147,277 + $343,648

$490,925

2020

$6,466 (−0.7%)

$144,391 + $336,912

$481,303

2019

$6,512 (+6.4%)

$142,910 + $333,458

$476,368

2018

$6,119 (+2.5%)

$140,109 + $326,922

$467,031

2017

$5,967 (+6.0%)

$134,670 + $314,231

$448,901

2016

$5,629 (+2.7%)

$134,670 + $314,231

$448,901

2015

$5,483 (+5.7%)

$132,030 + $308,070

$440,100

2014

$5,188 (+19.9%)

$127,500 + $297,500

$425,000

2013

$4,325 (+16.3%)

$127,500 + $297,500

$425,000

2012

$3,717 (+1.8%)

$97,485 + $227,465

$324,950

2011

$3,651 (−4.6%)

$88,500 + $206,500

$295,000

2010

$3,829 (−5.0%)

$87,000 + $203,000

$290,000

2009

$4,032 (−27.0%)

$93,000 + $217,000

$310,000

2008

$5,522

$97,800 + $228,200

$326,000

*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

1943

Sq. Ft.

1,104

Year built

1943

Style

Single Family Residential

County

Alameda County

APN

415 005006400

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

Dec 2, 2023 • Final

Building

Replace an existing residential water heater with a new unit of the same capacity in the garage.

Plumbing

Water heater

May 20, 2021 • Final

Building

Replace the furnace with a similar model and install a new air conditioning unit.

HVAC

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 - 2 Or More, Covered, RV/Boat Parking, Side Yard Access

Interior

Bathroom Information
# of Bathrooms Total: 1
# of Bathrooms Full: 1
Other Bathrooms Included Features: Shower Over Tub, Solid Surface, Tile, Tub, Updated Baths

Interior Features
Interior Features: Dining Area, Storage, Utility Room, Workshop, Stone Counters, Eat-in Kitchen, Updated Kitchen
Appliances: Dishwasher, Disposal, Plumbed For Ice Maker, Refrigerator, Self Cleaning Oven
Laundry Features: Hookups Only, Laundry Room
Street Level Features: 2 Bedrooms, 1 Bath
Fireplaces Total: 1
Has Fireplace
Flooring: Hardwood, Laminate

Room Information
Kitchen Features: 220 Volt Outlet,Counter - Stone,Dishwasher,Eat In Kitchen,Garbage Disposal,Ice Maker Hookup,Refrigerator,Self-Cleaning Oven,Updated Kitchen
Rooms Total: 5
Fireplace Features: Living Room, Wood Burning
Basement: Crawl Space

Exterior

Building Information
Construction Materials: Wood Siding
Building Area Total: 1,104

Exterior Features
Exterior Features: Back Yard, Front Yard, Side Yard, Sprinklers Automatic, Sprinklers Back, Sprinklers Front, Sprinklers Side, Storage
Roof: Shingle

Property Information
Living Area: 1104
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1943

Lot Information
Lot Size Square Feet: 6300
Lot Size Area: 0.144628
Lot Size Units: Acres
Lot Size Acres: 0.144628
Lot Features: Corner Lot, Cul-De-Sac, Level
Zoning: 1001

Utilities

Utility Information
Water Source: Public
Electric: 220 Volts in Kitchen
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Floor Furnace
Cooling: Ceiling Fan(s)

Location

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

Public facts

Beds: 2
Baths: 1.0
Sq. Ft.: 1,104
Stories: 1.0
Lot Size: 6,300 square feet
Style: Single Family Residential
Year Built: 1943
Year Renovated: 1943
County: Alameda County
APN: 415 005006400

Home facts updated by county records on Jul 27, 2026

Around this home

Schools

Fairview Elementary School

Public K-6 • Assigned • 1.7mi

2/10

Bret Harte Middle School

Public 7-8 • Assigned • 1.3mi

4/10

Hayward High School

Public 9-12 • Assigned • 1.4mi

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

3/10 Flood Factor

Estimated 10-14% 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

$808,000 – $979,000

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Pacific Home Brokers

Home values near 21487 Lake Chabot Rd

Data from public records.

Address	Redfin Estimate
21427 Lake Chabot Rd, Castro Valley, CA 3 Beds \| 2 Baths \| 1148 Sq. Ft.	$863,177
21428 Lake Chabot Rd, Castro Valley, CA 3 Beds \| 1.5 Baths \| 1116 Sq. Ft.	$892,108

Address	Redfin Estimate
21522 Lake Chabot Rd, Castro Valley, CA 3 Beds \| 3 Baths \| 1216 Sq. Ft.	$903,351
21413 Lake Chabot Rd, Castro Valley, CA 2 Beds \| 2 Baths \| 1104 Sq. Ft.	$770,248

Address	Redfin Estimate
21555 Lake Chabot Rd, Castro Valley, CA 4 Beds \| 3.5 Baths \| 2188 Sq. Ft.	$1,312,051
21441 Lake Chabot Rd, Castro Valley, CA 2 Beds \| 1 Baths \| 834 Sq. Ft.	$844,030

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 21487 Lake Chabot Rd

Tax history for 21487 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 21487 Lake Chabot Rd

More real estate resources