OFF MARKET

Off Market Nov 2009 for $620K

$1,385,615

Est. refi paymentEst. refi $2,811/mo

—

•

5 ba

•

3,276

sq ft

4170 Seven Hills Rd, Castro Valley, CA 94546

About this home

Single-familyProperty Type

1948Year Built

0.29 acresLot Size

$423Est. Price/Sq.Ft.

2 car garageParking

Listed by Gary Marciel •DRE #00958013 • Marciel Realty

Bought with Charles Huang •DRE #01252433 • Bay Home Investments&Loans

Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40282158

Redfin Estimate

$1,385,615

$765K since sold in November 2009$7,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 0.1% higher than the average sale price ($1.38M) of 6 comparable homes.

SOLD MAR 27, 2026
18028 Almond Rd, Castro Valley, CA 94546
$1,178,000
A
3 beds2 baths2,146 sq ft
18028 Almond Rd, Castro Valley, CA 94546
SOLD NOV 3, 2025
$1,500,000
B
4 beds2.5 baths1,992 sq ft
3450 Badding Rd, Castro Valley, CA 94546
BOUGHT WITH REDFIN JUL 21, 2026
$1,400,000
C
4 beds2 baths1,651 sq ft
3445 Badding Rd, Castro Valley, CA 94546
SOLD AUG 11, 2026
$1,300,000
D
4 beds2 baths1,525 sq ft
4486 Lawrence Dr, Castro Valley, CA 94546
SOLD APR 7, 2026
$1,490,000
E
4 beds3 baths2,100 sq ft
19554 Alana Rd, Castro Valley, CA 94546
SOLD MAY 18, 2026
$1,438,000
F
4 beds2.5 baths2,113 sq ft
17939 Lamson Rd, Castro Valley, CA 94546

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Earn from this home

Sell

$1,021,870

Est. take-home

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Refinance

Est. cash available

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Rent

$4,416/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

105.6%

+0.7% MoM

Median sale price

$1.1M

$45K MoM

Avg. days on market

13d

1 days MoM

Recently sold homes

100

5 MoM

New listings for sale

OPEN SUN, 1PM TO 3PM
$979,000
4 beds2.5 baths1,980 sq ft
4101 Toddika Ln, Castro Valley, CA 94546
OPEN WED, 10:30AM TO 12PM
$999,000
4 beds2 baths1,680 sq ft
20275 Stanton Ave, Castro Valley, CA 94546
OPEN SAT, 1:30PM TO 4PM
$799,000
2 beds1 bath1,122 sq ft
1540 Crescent Ave, Castro Valley, CA 94546
COMING SOON
$799,000
2 beds1 bath1,079 sq ft
18473 Apricot Way, Castro Valley, CA 94546
$1,175,000
3 beds2 baths1,440 sq ft
19453 Vaughn Ave, Castro Valley, CA 94546
Pacific Home Brokers
$695,000
2 beds1.5 baths1,207 sq ft
20279 Forest Ave, Castro Valley, CA 94546
(415) 510-8600
$870,000
3 beds1 bath1,080 sq ft
2976 Sydney, Castro Valley, CA 94546
COMING SOON
$1,550,000
3 beds1.5 baths1,851 sq ft
4618 Ewing Rd, Castro Valley, CA 94546
HOT HOME
$699,999
3 beds1 bath1,036 sq ft
19117 Parsons Ave, Castro Valley, CA 94546
$549,950
3 beds2 baths1,354 sq ft
21239 Gary Dr Unit 202E, Hayward, CA 94546
See all

Provided by Redfin

Sale history for 4170 Seven Hills Rd

Date

Event

Price

Public Records

Nov 20, 2009

Sold

$620,500

$189/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40399082

May 30, 2009

Listing Removed

—

Mar 30, 2009

Price Changed

Mar 9, 2009

Listed

Public Records

Oct 4, 2007

Sold

$608,500

$186/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40282158

Oct 5, 2007

Sold

$608,200

$186/sq ft

Aug 29, 2007

Listing Removed

—

Aug 18, 2007

Price Changed

$645,000

$197/sq ft

Jul 26, 2007

Price Changed

$689,000

$210/sq ft

Jul 11, 2007

Listed

$699,000

$213/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$10,977 (+3.9%)

$240,269 + $560,628

$800,897

2024

$10,561 (+7.2%)

$240,269 + $560,628

$800,897

2023

$9,851 (+1.9%)

$235,559 + $549,639

$785,198

2022

$9,662 (+2.6%)

$226,414 + $528,299

$754,713

2021

$9,415 (+2.3%)

$226,414 + $528,299

$754,713

2020

$9,201 (−1.8%)

$221,976 + $517,945

$739,921

2019

$9,370 (+2.9%)

$219,701 + $512,637

$732,338

2018

$9,105 (+2.7%)

$215,394 + $502,586

$717,980

2017

$8,866 (+5.1%)

$207,032 + $483,075

$690,107

2016

$8,435 (+7.0%)

$207,032 + $483,075

$690,107

2015

$7,884 (+1.1%)

$202,974 + $473,606

$676,580

2014

$7,795 (+8.6%)

$196,012 + $457,361

$653,373

2013

$7,176 (+0.2%)

$196,012 + $457,361

$653,373

2012

$7,166 (+1.9%)

$180,000 + $420,000

$600,000

2011

$7,033 (−6.4%)

$180,000 + $420,000

$600,000

2010

$7,515 (−3.6%)

$175,500 + $409,500

$585,000

2009

$7,796 (+6.6%)

$186,150 + $434,350

$620,500

2008

$7,310

$186,109 + $464,254

$650,363

Tax history for 4170 Seven Hills Rd

Year

Property tax

Land + Additions

Assessment*

2025

$10,977 (+3.9%)

$240,269 + $560,628

$800,897

2024

$10,561 (+7.2%)

$240,269 + $560,628

$800,897

2023

$9,851 (+1.9%)

$235,559 + $549,639

$785,198

2022

$9,662 (+2.6%)

$226,414 + $528,299

$754,713

2021

$9,415 (+2.3%)

$226,414 + $528,299

$754,713

2020

$9,201 (−1.8%)

$221,976 + $517,945

$739,921

2019

$9,370 (+2.9%)

$219,701 + $512,637

$732,338

2018

$9,105 (+2.7%)

$215,394 + $502,586

$717,980

2017

$8,866 (+5.1%)

$207,032 + $483,075

$690,107

2016

$8,435 (+7.0%)

$207,032 + $483,075

$690,107

2015

$7,884 (+1.1%)

$202,974 + $473,606

$676,580

2014

$7,795 (+8.6%)

$196,012 + $457,361

$653,373

2013

$7,176 (+0.2%)

$196,012 + $457,361

$653,373

2012

$7,166 (+1.9%)

$180,000 + $420,000

$600,000

2011

$7,033 (−6.4%)

$180,000 + $420,000

$600,000

2010

$7,515 (−3.6%)

$175,500 + $409,500

$585,000

2009

$7,796 (+6.6%)

$186,150 + $434,350

$620,500

2008

$7,310

$186,109 + $464,254

$650,363

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

Zoning and permits

Zoning
Permits

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 5, 2024 • Final

Building

Construct a new detached accessory dwelling unit at the rear of a residential lot. The unit will include three bedrooms, two bathrooms, a den, a living room, and a kitchen. Remove an existing detached storage shed from the rear of the lot.

ADU

HVAC

Oct 7, 2008 • Final

Building

Perform an interior remodel of a kitchen and bathrooms. Relocate one bathroom to create a new bedroom, replace all windows, and add a new full bathroom.

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

Interior

Room Information
# of Rooms: 13

Exterior

Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good

Property Information
Living Sq. Ft: 3,276
Building Sq. Ft: 3,276
# of Units: 1
# of Stories: 1

Lot Information
# of Buildings: 1
Land Sq. Ft: 12,500
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.287
County Use Description: 2 UNITS SFR DETTACHED DWELLING

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: —
Baths: 5.0
Sq. Ft.: 3,276
Stories: 1.0
Lot Size: 0.29 acres
Style: Single Family Residential
Year Built: 1948
Year Renovated: 1978
County: Alameda County
APN: 084D123100805

Home facts updated by county records on Jul 27, 2026

Around this home

Schools

Chabot Elementary School

Public K-5 • Assigned • 0.5mi

9/10

Creekside Middle School

Public 6-8 • Assigned • 1.4mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 0.5mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley's late-summer market shows a clear split. While median prices hold near $1.2M, increased inventory gives buyers leverage on older properties. However, immaculate homes still go pending in under 15 days. A strong, clean offer is key!
2 weeks 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...
1 month ago • Castro Valley
Karan Kandel
Redfin agent
13 deals
Was this helpful?

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.62% chance of being 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

$1.32M – $1.59M

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Nearby similar homes

$1,175,000

3 beds2 baths1,440 sq ft

19453 Vaughn Ave, Castro Valley, CA 94546

Pacific Home Brokers

$999,950

3 beds1 bath1,285 sq ft

4231 Somerset Ave, Castro Valley, CA 94546

$1,399,000

4 beds3 baths2,238 sq ft

3060 Todd Ct, Castro Valley, CA 94546

$1,235,000

3 beds2 baths1,581 sq ft

18747 Sandy Rd, Castro Valley, CA 94546

$838,000

2 beds1.5 baths1,279 sq ft

4256 Seven Hills Rd, Castro Valley, CA 94546

$998,000

3 beds2.5 baths1,918 sq ft

20061 Santa Maria Ave, Castro Valley, CA 94546

New listings for sale in 94546

OPEN SUN, 1PM TO 3PM

$979,000

4 beds2.5 baths1,980 sq ft

4101 Toddika Ln, Castro Valley, CA 94546

OPEN WED, 10:30AM TO 12PM

$999,000

4 beds2 baths1,680 sq ft

20275 Stanton Ave, Castro Valley, CA 94546

OPEN SAT, 1:30PM TO 4PM

$799,000

2 beds1 bath1,122 sq ft

1540 Crescent Ave, Castro Valley, CA 94546

COMING SOON

$799,000

2 beds1 bath1,079 sq ft

18473 Apricot Way, Castro Valley, CA 94546

$1,175,000

3 beds2 baths1,440 sq ft

19453 Vaughn Ave, Castro Valley, CA 94546

Pacific Home Brokers

$695,000

2 beds1.5 baths1,207 sq ft

20279 Forest Ave, Castro Valley, CA 94546

(415) 510-8600

$870,000

3 beds1 bath1,080 sq ft

2976 Sydney, Castro Valley, CA 94546

COMING SOON

$1,550,000

3 beds1.5 baths1,851 sq ft

4618 Ewing Rd, Castro Valley, CA 94546

HOT HOME

$699,999

3 beds1 bath1,036 sq ft

19117 Parsons Ave, Castro Valley, CA 94546

Home values near 4170 Seven Hills Rd

Data from public records.

Address	Redfin Estimate
4040 Seven Hills Road, Castro Valley, CA 3 Beds \| 1 Baths \| 2124 Sq. Ft.	$1,106,459
4173 Seven Hills Road, Castro Valley, CA 4 Beds \| 3 Baths \| 3094 Sq. Ft.	$1,394,701

Address	Redfin Estimate
4181 Seven Hills Road, Castro Valley, CA 4 Beds \| 2.5 Baths \| 2373 Sq. Ft.	$1,471,231
4182 Seven Hills Road, Castro Valley, CA 3 Beds \| 1 Baths \| 1250 Sq. Ft.	$1,023,561

Address	Redfin Estimate
4188 Seven Hills Road, Castro Valley, CA 2 Beds \| 1 Baths \| 1213 Sq. Ft.	$846,907
4174 Seven Hills Road, Castro Valley, CA 4 Beds \| 2.5 Baths \| 2417 Sq. Ft.	$1,399,425

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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 4170 Seven Hills Rd

Tax history for 4170 Seven Hills Rd

Zoning and permits

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 4170 Seven Hills Rd

More real estate resources