Come and see this newly remodeled house (4B3B) with a ADU (2B1B) located in the middle of Castro Valley, conveniently close to several grocery stores, the Castro Valley Farmers Market, a variety of restaurants and Castro Valley Bart Station. You enter the residence off of the green courtyard straight into your open living space made up of a powder room, kitchen, living & dining room and access to your private patio. The ADU also comes supplied with in-unit laundry appliances, brand new kitchen appliances, a brand new water heater and AC/heat pump and two dedicated parking spots. Additional upgrades include a re-finished living room and new double pane sliding door and windows to help reduce energy use and lower sound transmission. Do not miss your opportunity and make this your new home!
Single-familyProperty Type
1956Year Built
6,745 sq ftLot Size
$659Est. Price/Sq.Ft.
Listed by Yiyang Cheng•DRE #02160578• FlyHomes, Inc
Listed by Yang Wu•DRE #02141483• FlyHomes, Inc
Contact: 650-398-5384
Bought with Ye Xue•DRE #01908881• Bay Home Investments & Loans
Spacious and open, updated throughout. ADU includes bedroom/bath, laundry and kitchen.
2 years ago• May not reflect the current state of the home
Roya Safi
Redfin Associate agent
Sale history for 4305 Seven Hills Rd
Date
Event
Price
MLSListings #ML81963005
Jun 1, 2024
Sold
$1,685,000
$684/sq ft
Apr 30, 2024
Pending
—
Apr 25, 2024
Listed
$1,299,000
$527/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40816421
May 16, 2018
Sold
$880,000
$357/sq ft
May 16, 2018
Sold
$880,000
$357/sq ft
Apr 20, 2018
Pending
—
Apr 19, 2018
Pending
—
Apr 5, 2018
Listed
$758,000
$308/sq ft
Apr 5, 2018
Listed
$758,000
$308/sq ft
+25
Beautiful 3BD/2BA Level-In Home located on a Corner Lot in the Desirable Upper Valley area of Castro Valley! Nestled on a big 6,745 Sq Ft lot close to sought after local schools, 4305 Seven Hills boasts a bright, open formal living room with fireplace and picture windows, a banquet-sized dining room with sliding door to rear South-facing sun patio, kitchen with breakfast bar, private master suite and two additional ample beds and a full bath, all tucked quietly off the main living area. Outside, the home features large front, back and side yards ready for gardening and play, PLUS a large two car garage with room for hobbies and storage. Wonderful location, close to BART, shopping, dining and more!
Public Records
Oct 10, 1978
Sold
$16,000
$6/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$21,707 (+36.9%)
$515,610 + $1,203,090
$1,718,700
2024
$15,858 (+25.3%)
$515,610 + $1,203,090
$1,718,700
2023
$12,652 (+2.1%)
$294,492 + $935,278
$1,229,770
2022
$12,392 (+6.7%)
$283,058 + $660,469
$943,527
2021
$11,609 (+2.3%)
$283,058 + $660,469
$943,527
2020
$11,345 (−1.8%)
$277,508 + $647,520
$925,028
2019
$11,558 (+481.3%)
$274,665 + $640,886
$915,551
2018
$1,988 (+2.9%)
$269,280 + $628,320
$897,600
2017
$1,932 (+5.2%)
$50,279 + $62,109
$112,388
2016
$1,837 (+7.0%)
$50,279 + $62,109
$112,388
2015
$1,717 (+2.9%)
$49,293 + $60,892
$110,185
2014
$1,669 (+2.2%)
$47,602 + $58,802
$106,404
2013
$1,634 (+2.7%)
$47,602 + $58,802
$106,404
2012
$1,590 (+1.6%)
$47,387 + $58,537
$105,924
2011
$1,566 (+1.0%)
$46,458 + $57,389
$103,847
2010
$1,551 (+0.3%)
$45,547 + $56,264
$101,811
2009
$1,546 (+6.0%)
$45,206 + $55,843
$101,049
2008
$1,459
$45,314 + $55,976
$101,290
Tax history for 4305 Seven Hills Rd
Year
Property tax
Land + Additions
Assessment*
2025
$21,707 (+36.9%)
$515,610 + $1,203,090
$1,718,700
2024
$15,858 (+25.3%)
$515,610 + $1,203,090
$1,718,700
2023
$12,652 (+2.1%)
$294,492 + $935,278
$1,229,770
2022
$12,392 (+6.7%)
$283,058 + $660,469
$943,527
2021
$11,609 (+2.3%)
$283,058 + $660,469
$943,527
2020
$11,345 (−1.8%)
$277,508 + $647,520
$925,028
2019
$11,558 (+481.3%)
$274,665 + $640,886
$915,551
2018
$1,988 (+2.9%)
$269,280 + $628,320
$897,600
2017
$1,932 (+5.2%)
$50,279 + $62,109
$112,388
2016
$1,837 (+7.0%)
$50,279 + $62,109
$112,388
2015
$1,717 (+2.9%)
$49,293 + $60,892
$110,185
2014
$1,669 (+2.2%)
$47,602 + $58,802
$106,404
2013
$1,634 (+2.7%)
$47,602 + $58,802
$106,404
2012
$1,590 (+1.6%)
$47,387 + $58,537
$105,924
2011
$1,566 (+1.0%)
$46,458 + $57,389
$103,847
2010
$1,551 (+0.3%)
$45,547 + $56,264
$101,811
2009
$1,546 (+6.0%)
$45,206 + $55,843
$101,049
2008
$1,459
$45,314 + $55,976
$101,290
*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
4
Stories
1
Lot width
—
Lot depth
—
Lot size
6,745 Sq. Ft.
Year renovated
2003
Sq. Ft.
2,786
Year built
1956
Style
Single Family Residential
County
Alameda County
APN
084D135200900
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 27, 2026.
R1
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
Oct 17, 2023 • Final
Building
Construct a one-story addition to the rear of a single-family home consisting of a family room, bedroom, and bathroom. Demolish an existing storage shed. The single-family home will contain three bedrooms and three bathrooms upon completion.
Addition
ADU
Demolition
Nov 1, 2022 • Final
Building
Convert an existing detached garage into an accessory dwelling unit. The new unit will include two bedrooms, one bathroom, a great room, and a kitchen.
ADU
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
Carport (Minimum): 2
Parking Description: Carport
Interior
Virtual Tour
Bedroom Information
# of Bedrooms (Minimum): 4
# of Bedrooms (Maximum): 4
Bathroom Information
# of Baths (Full): 3
Room Information
Family Room Description: Separate Family Room
Dining Room Description: Dining Area
Fireplace Information
Has Fireplace
Fireplace Description: Other (See Remarks)
Heating & Cooling Information
Cooling: Central Forced Air
Heating: Heat Pump
Exterior
Exterior Features
Roof: Shingle
Building Information
Subclass: Single Family Home
Building Type: Detached
Crawl Space
Property Features
Living Sq. Ft.: 2,464
Property Information
Property Primary ID: 711175
Lot Information
Lot Acres: 0.1548
Lot Size Area Minimum Units: Sq. Ft.
Lot Size Area Maximum Units: Sq. Ft.
Lot Size Source: Assessor
Zoning: -
Utilities
Utility Information
Sewer Septic: Sewer (Public)
Utilities: Public Utilities
Water Information
Water: Public
Location
Multi-Unit Information
# of Stories: 1
School Information
Elementary School: Proctor Elementary
Elementary School District: Castro Valley Unified
Middle School: Creekside Middle
High School: Castro Valley High
High School District: Castro Valley Unified
Public facts
Beds: —
Baths: 4.0
Sq. Ft.: 2,786
Stories: 1.0
Lot Size: 6,745 square feet
Style: Single Family Residential
Year Built: 1956
Year Renovated: 2003
County: Alameda County
APN: 084D135200900
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Chabot Elementary School
Public K-5 • Assigned • 0.7mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.2mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 0.4mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
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