Discover an exceptional opportunity at 25489 Palomares Rd, a remarkable estate set on approximately 14 acres in the scenic hills of Castro Valley. Offering approximately 6,890 sq. ft. of total living space, this expansive property features 9 bedrooms and 10 bathrooms, providing abundant room for multi-generational living, extended guests, or a variety of lifestyle possibilities. Your new home offers a unique combination of space, privacy, and flexibility, complemented by a generous six-car garage. Surrounded by beautiful natural scenery, the property provides a peaceful retreat while remaining conveniently located near local amenities and major commuter routes. With its impressive scale and expansive acreage, this one-of-a-kind property offers endless potential for those seeking space, privacy, and a distinctive East Bay lifestyle. An opportunity like this is truly rare.
For sale
Price cut: $420K (8/25)
$3,380,000
25489 Palomares Rd, Castro Valley, CA 94552
9beds
6,890sqft
Single Family Residence, Residential
Built in 1979
14.32 Acres Lot
$3,170,000 Zestimate®
$491/sqft
$-- HOA
What's special
- 31 days
- 2,212
- 67
Zillow last checked:
Listing updated:
Listed by:
Blanca Medellin 01425242 408-219-0363,
eXp Realty of California Inc 888-584-9427,
Rob Ortiz 01816989 669-260-5314,
eXp Realty of California Inc
Source: MLSListings Inc,MLS#: ML82056195
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 9
- Bathrooms: 10
- Full bathrooms: 9
- 1/2 bathrooms: 1
Dining room
- Features: DiningArea
Family room
- Features: SeparateFamilyRoom
Heating
- Central Forced Air
Cooling
- Central Air
Features
- Fireplace features: Gas
Interior area
- Total structure area: 6,890
- Total interior livable area: 6,890 sqft
Property
Parking
- Total spaces: 6
- Parking features: Attached, Detached
- Attached garage spaces: 6
Features
- Stories: 2
Lot
- Size: 14.32 Acres
Details
- Parcel number: 085A2901001
- Zoning: AG
- Special conditions: NoticeOfDefault
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence, Residential
Materials
- Foundation: Slab
- Roof: Tile
Condition
- New construction: No
- Year built: 1979
Utilities & green energy
- Gas: PublicUtilities
- Sewer: Septic Tank
- Water: Public
- Utilities for property: Public Utilities, Water Public
Community & HOA
Location
- Region: Castro Valley
Financial & listing details
- Price per square foot: $491/sqft
- Tax assessed value: $1,385,137
- Date on market: 7/31/2026
- Listing agreement: ExclusiveRightToSell
Estimated market value
$3,170,000
$3.01M - $3.33M
$5,370/mo
Price history
| Date | Event | Price |
|---|---|---|
| 8/25/2026 | Price change | $3,380,000-11.1%$491/sqft |
Source:  MLSListings Inc #ML82056195 Report a problem | ||
| 7/31/2026 | Listed for sale | $3,800,000+375.6%$552/sqft |
Source: MLSListings Inc #ML82056195 Report a problem | ||
| 6/13/1994 | Sold | $799,000$116/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2026 | -- | $1,385,137 +2% |
| 2025 | $17,021 +2.2% | $1,357,980 +2% |
| 2024 | $16,660 +2.3% | $1,331,357 +2% |
| 2023 | $16,281 +0.7% | $1,305,254 +2% |
| 2022 | $16,174 +2.4% | $1,279,661 +2% |
| 2021 | $15,790 +2.7% | $1,254,573 +1% |
| 2020 | $15,381 -1.6% | $1,241,709 +2% |
| 2019 | $15,638 +9.6% | $1,217,364 +2% |
| 2018 | $14,273 | $1,193,497 +2% |
| 2017 | $14,273 +5.1% | $1,170,103 +2% |
| 2016 | $13,582 +7.6% | $1,147,163 +1.5% |
| 2015 | $12,622 | $1,129,937 +2% |
| 2014 | $12,622 | $1,107,805 +0.5% |
| 2013 | -- | $1,102,803 +2% |
| 2012 | -- | $1,081,182 +2% |
| 2011 | -- | $1,059,985 +0.8% |
| 2010 | -- | $1,052,067 -0.2% |
| 2009 | -- | $1,054,567 +2% |
| 2008 | -- | $1,033,897 +2% |
| 2007 | -- | $1,013,626 +2% |
| 2006 | -- | $993,755 +2% |
| 2005 | -- | $974,276 +2% |
| 2004 | -- | $955,181 +1.9% |
| 2003 | -- | $937,674 +2% |
| 2002 | -- | $919,290 +2% |
| 2001 | $9,518 | $901,264 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 94552
Nearby schools
Schools provided by the listing agent
- District: CastroValleyUnified
Source: MLSListings Inc. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
- $3,057,2004 bd5 ba4.7k sqft25505 Palomares Rd, Castro Valley, CA 94552Off Market
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- $2,010,0003 bd2 ba2k sqft25477 Palomares Rd, Castro Valley, CA 94552Sold
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