OFF MARKET

Off market jun 2024 for $955K

$960,680

Est. refi paymentEst. refi $6,431/mo

•

1,146

sq ft

21475 Rizzo Ave, Castro Valley, CA 94546

About this home

Stylish stunning remodeled Ranch situated on rare 9933 sqft Lot! Enjoy serene simplicity in beautiful Castro Valley's Baywood District. Freshly painted Interior and Exterior. NEW Electrical + Plumbing fixtures. Abundant natural light w/ great floor plan that lives like a Bonus 3 Bedroom/2 Bath. Fireplace in Living Room. Dazzling Kitchen w/ NEW Cabinetry, Stainless Fridge, Dishwasher, GAS Stove, Quartz Countertops. NEW Laminate Flooring, Dual Pane Windows, Recessed Lighting, Light Fixtures, Custom Blinds throughout. New A/C + ceiling fans. Both remodeled full baths have modern Illuminated Mirror. New Water Heater. Interior Laundry area has Washer/Dryer Hookups. Detached Private Tandem Garage (behind Gate) has new drywall, electricity and windows, thus could also be used as Office, Art Studio, Workshop. RV Parking. Total of 2 Driveways for ample parking. New Fencing. Sewer Lateral Compliant! Mature shade tree in spacious private fenced Backyard. Imagine the possibilities w/ nearly 10,000 spacious sqft Lot: ADU income opportunity or to keep a Loved One close, or create your oasis by adding a Pool, Garden, Outdoor Kitchen. Close to vibrant Downtown's restaurants and shopping. Convenient to freeways. Enjoy nature in nearby Carlos Bee Park and lovely Lake Chabot.

Single-familyProperty Type

1942Year Built

9,933 sq ftLot Size

$838Est. Price/Sq.Ft.

2 garage spacesParking

Listed by Suzanne Agasi •DRE #DRE #01891734 • Marker Luxury Properties

•415-990-3946 (agent)

•suzanneagasi@gmail.com (agent)

•415-336-9695 (broker)

Bought with Janella Anguiano •DRE #DRE #01369593 • CENTURY 21 Masters

•510-257-4441 (broker)

Redfin checked: 3 minutes ago

•Source:San Francisco MLS #424023685

Redfin Estimate

$960,680

$5,680 since sold in June 2024$14K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 20.1% higher than the average sale price ($800K) of 6 comparable homes.

SOLD MAR 16, 2026
$856,000
A
2 beds1 bath1,101 sq ft
20911 Chester St, 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 SEP 10, 2026
$749,888
C
2 beds1 bath1,018 sq ft
2293 Vestal Ave, Castro Valley, CA 94546
SOLD MAR 19, 2026
$745,000
D
2 beds1 bath1,272 sq ft
22079 Queen St, Castro Valley, CA 94546
SOLD SEP 30, 2026
$800,000
E
2 beds2 baths1,122 sq ft
1540 Crescent Ave, Castro Valley, CA 94546
SOLD JUL 17, 2026
$800,000
F
3 beds1 bath1,396 sq ft
784 Sunset Blvd, Hayward, CA 94541

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Earn from this home

Sell

$178,917

Est. take-home

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Refinance

Est. cash available

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Rent

$3,039/mo

Redfin rental estimate

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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

OPEN SAT, 12PM TO 3PM
$699,900
3 beds1 bath1,188 sq ft
2223 Lessley Ave, Castro Valley, CA 94546
OPEN SAT, 1PM TO 4PM
$2,600,000
5 beds6 baths4,216 sq ft
4683 Proctor Rd, Castro Valley, CA 94546
OPEN SAT, 1PM TO 4PM
$1,490,000
4 beds2 baths1,916 sq ft
4475 Hillsborough Dr, Castro Valley, CA 94546
OPEN SAT, 1:30PM TO 4PM
$949,000
3 beds2.5 baths1,918 sq ft
20061 Santa Maria Ave, Castro Valley, CA 94546
OPEN SAT, 1PM TO 4PM
$1,188,000
4 beds2.5 baths2,295 sq ft
2783 Jennifer Dr, Castro Valley, CA 94546
OPEN SAT, 12:30PM TO 2:30PM
$1,175,000
3 beds2 baths1,795 sq ft
19563 Helen Pl, Castro Valley, CA 94546
$1,200,000
4 beds3 baths1,897 sq ft
18153 Judy St, Castro Valley, CA 94546
OPEN SAT, 1PM TO 4PM
$799,888
3 beds1 bath988 sq ft
2240 Lessley Ave, Castro Valley, CA 94546
OPEN SAT, 1PM TO 4PM
$499,000
3 beds2 baths1,354 sq ft
21314 Gary Dr #108, Hayward, CA 94546
OPEN TODAY, 5PM TO 6:30PM
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4 beds3 baths3,275 sq ft
19912 Conrad Ct, Castro Valley, CA 94546
See all

Provided by Redfin

Sale history for 21475 Rizzo Ave

Year

Property tax

Land + Additions

Assessment*

2025

$12,562 (+294.8%)

$298,074 + $695,507

$993,581

2024

$3,182 (+2.4%)

$292,230 + $681,870

$974,100

2023

$3,107 (+2.7%)

$58,629 + $136,801

$195,430

2022

$3,024 (+1.5%)

$56,352 + $131,490

$187,842

2021

$2,979 (+1.5%)

$56,352 + $131,490

$187,842

2020

$2,933 (−0.5%)

$55,248 + $128,912

$184,160

2019

$2,949 (+5.8%)

$54,681 + $127,590

$182,271

2018

$2,787 (+2.6%)

$53,609 + $125,089

$178,698

2017

$2,716 (+6.5%)

$51,528 + $120,233

$171,761

2016

$2,550 (+3.3%)

$51,528 + $120,233

$171,761

2015

$2,469 (+5.8%)

$50,518 + $117,876

$168,394

2014

$2,334 (+1.9%)

$48,785 + $113,832

$162,617

2013

$2,291 (+2.4%)

$48,785 + $113,832

$162,617

2012

$2,237 (+3.3%)

$48,565 + $113,318

$161,883

2011

$2,164 (+2.1%)

$47,612 + $111,096

$158,708

2010

$2,119 (−0.8%)

$46,679 + $108,918

$155,597

2009

$2,137 (+5.3%)

$46,330 + $108,104

$154,434

2008

$2,029

$46,440 + $108,361

$154,801

Tax history for 21475 Rizzo Ave

Year

Property tax

Land + Additions

Assessment*

2025

$12,562 (+294.8%)

$298,074 + $695,507

$993,581

2024

$3,182 (+2.4%)

$292,230 + $681,870

$974,100

2023

$3,107 (+2.7%)

$58,629 + $136,801

$195,430

2022

$3,024 (+1.5%)

$56,352 + $131,490

$187,842

2021

$2,979 (+1.5%)

$56,352 + $131,490

$187,842

2020

$2,933 (−0.5%)

$55,248 + $128,912

$184,160

2019

$2,949 (+5.8%)

$54,681 + $127,590

$182,271

2018

$2,787 (+2.6%)

$53,609 + $125,089

$178,698

2017

$2,716 (+6.5%)

$51,528 + $120,233

$171,761

2016

$2,550 (+3.3%)

$51,528 + $120,233

$171,761

2015

$2,469 (+5.8%)

$50,518 + $117,876

$168,394

2014

$2,334 (+1.9%)

$48,785 + $113,832

$162,617

2013

$2,291 (+2.4%)

$48,785 + $113,832

$162,617

2012

$2,237 (+3.3%)

$48,565 + $113,318

$161,883

2011

$2,164 (+2.1%)

$47,612 + $111,096

$158,708

2010

$2,119 (−0.8%)

$46,679 + $108,918

$155,597

2009

$2,137 (+5.3%)

$46,330 + $108,104

$154,434

2008

$2,029

$46,440 + $108,361

$154,801

*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

9,933 Sq. Ft.

Year renovated

1950

Sq. Ft.

1,146

Year built

1942

Style

Single Family Residential

County

Alameda County

APN

415 006007100

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 16, 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 10, 2025 • Final

Building

Electrical

Oct 27, 2025 • Final

Building

Remodel a kitchen and two bathrooms in a single-family home using the existing layout and fixtures.

Bathroom

Kitchen

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

Garage Information
Has Garage
# of Garage Spaces: 2

Parking Information
Parking Features: Driveway, Detached, Garage Faces Front, Private, RV Access/Parking, RV Storage, Tandem, On Site (Single Family Only)
# of Covered Spaces: 2
# of Parking Total: 8
# of Open Parking Spaces: 6
Has Open Parking

Interior

Virtual Tour Information

Bedrooms Information
# of Bedrooms: 2

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

Interior Features
Interior Features: Storage
Laundry Features: Electric Dryer Hookup, Hookups Only, Inside
Has Heating
Heating: Central, Fireplace(s), Other
Has Cooling
Cooling: Ceiling Fan(s), Central Air
Flooring: Laminate, Tile
Has Fireplace(s)
# of Fireplaces Total: 1
Fireplace Features: Living Room, Wood Burning
Appliances: Dishwasher, Disposal, ENERGY STAR Qualified Appliances, Free-Standing Gas Oven, Free-Standing Refrigerator, Gas Water Heater, Range Hood
Accessibility Features: Accessible Approach with Ramp, Accessible Full Bath, Accessible Kitchen, Wheelchair Access

Exterior

Exterior Features
Entry Level: 0
Patio And Porch Features: Front Porch, Uncovered Patio
Window Features: Double Pane Windows, Window Coverings
Fencing: Partial

Building Information
Living Area: 1146
Living Area Units: Square Feet
Living Area Source: Assessor Auto-Fill
Building Area Total: 1146
Building Area Units: Square Feet
Building Area Source: Assessor Auto-Fill
Construction Materials: Wood Siding
Architectural Style: Ranch
Year Built: 1942
Year Built Source: Assessor Auto-Fill
Remodeled/Updated Description: Bath 0-5YR, Bed 0-5YR, Kitchen 0-5YR, Other-Rmks 0-5YR
Roof: Composition
Foundation Details: Concrete

Mobile Home Information
Mobile Dim Units: Feet

Property Type
Property Type: Residential
Property SubType: Single Family Residence

Property Information
Direction Faces: North
Property Condition: Updated/Remodeled
Other Structures: Workshop, Other
Security Features: Carbon Monoxide Detector(s), Double Strapped Water Heater, Smoke Detector(s)

Land Information
Topography: Level,Trees Many

Lot Information
Lot Features: Landscaped, Landscape Front, Landscape Misc, Low Maintenance, Private, Secluded
Lot Size Sq. Ft.: 9933
Lot Size Acres: 0.228
Lot Size Area: 9933
Lot Size Units: SqFt
Lot Size Units: Square Feet
Elevation: 0
Elevation Units: Feet
Road Responsibility: Public Maintained Road
Road Surface Type: Paved

Green Information
Green Energy Efficient: Appliances, Thermostat, Water Heater

Utilities

Utility Information
Utilities: Internet Available
Sewer: Public Sewer
Water Source: Public

Location

HOA Information
Association Fee: 0

Public facts

Beds: 2
Baths: 1.0
Sq. Ft.: 1,146
Stories: 1.0
Lot Size: 9,933 square feet
Style: Single Family Residential
Year Built: 1942
Year Renovated: 1950
County: Alameda County
APN: 415 006007100

Home facts updated by county records on Sep 16, 2026

Around this home

Schools

Fairview Elementary School

Public K-6 • Assigned • 1.6mi

2/10

Bret Harte Middle School

Public 7-8 • Assigned • 1.3mi

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'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...
2 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

Estimated sale price

$913,000 – $1.11M

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Home values near 21475 Rizzo Ave

Data from public records.

Address	Redfin Estimate
21470 Rizzo Ave, Castro Valley, CA 3 Beds \| 2 Baths \| 1050 Sq. Ft.	$798,724
21469 Rizzo Ave, Castro Valley, CA 2 Beds \| 1 Baths \| 834 Sq. Ft.	$758,897

Address	Redfin Estimate
21452 Rizzo Ave, Castro Valley, CA 3 Beds \| 1 Baths \| 1104 Sq. Ft.	$869,673
21451 Rizzo Ave, Castro Valley, CA 3 Beds \| 2 Baths \| 1650 Sq. Ft.	$1,122,839

Address	Redfin Estimate
21487 Rizzo Ave, Castro Valley, CA - Beds \| 3 Baths \| 2322 Sq. Ft.	$830,725
21488 Rizzo Ave, Castro Valley, CA 2 Beds \| 1 Baths \| 834 Sq. Ft.	$767,877

Property information provided by San Francisco MLS when last listed in 2024. 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 21475 Rizzo Ave

Tax history for 21475 Rizzo Ave

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 21475 Rizzo Ave

More real estate resources