41 acre stunning estate located in exclusive Alhambra Valley. Great for a family compound! This rare offering features an approx. 4900 sq.ft. 6 bedroom/4-bathroom masonry Villa with vaulted ceilings and towering windows atop an idyllic knoll amongst majestic oaks. This unique home has inspiring filtered vistas from every room that include Mt. Diablo, Briones Regional Park, and your own forested acreage. Property includes 2 creeks-both drawing from the original source for Alhambra Water Company! Property has the possibility of being off the grid. This custom-built estate is a Tahoe-style home & has plenty of options to accommodate any residential style- from elegant rural to elegant ranch style living to equestrian or family compound. Up to 2 additional dwellings can possibly be added. Included is a 3500 sq.ft. garage outbuilding with room for 20 cars or could be used for many different uses. 5 roll-up doors, plenty of power. Zoning is 5-acre per parcel, and the potential exists for subdividing. Upper portion of property has incredible homesite with privacy unknown in the central Eastbay. Lower pastures have plenty of room for equestrian use, or equipment parking if you're a contractor. Property cannot be duplicated anywhere near price offered- best value in the Eaqst Bay!
Single-familyProperty Type
1984Year Built
41.48 acresLot Size
$542Price/Sq.Ft.
3 car garageParking
Listed by Mark Ross•DRE #00888401• Ross Company REALTOR
The home has hardwood floors and vaulted wood beam ceilings. There’s 4bd/4bth on the main floor and 2bd upstairs. There’s also a 5 car garage and spacious acreage and views.
1 year ago• May not reflect the current state of the home
bridgeMLS, Bay East AOR, or Contra Costa AOR #41000861
Aug 27, 2026
Relisted
—
Aug 12, 2026
Contingent
—
Jul 22, 2026
Relisted
—
Jul 17, 2026
Price Changed
$2,656,000
$542/sq ft
Jan 16, 2026
Relisted
—
Dec 23, 2025
Listing Removed
—
Apr 11, 2025
Price Changed
$2,754,000
$562/sq ft
Jun 14, 2024
Price Changed
$2,989,000
$610/sq ft
Jan 12, 2024
Relisted
—
Jan 12, 2024
Listing Removed
—
Sep 8, 2023
Price Changed
$3,275,000
$668/sq ft
Jun 9, 2023
Price Changed
$3,591,000
$733/sq ft
Dec 10, 2022
Price Changed
$3,988,000
$814/sq ft
Jul 8, 2022
Listed
$4,770,000
$973/sq ft
BAREIS #322084122
Jun 13, 2023
Price Changed
*
Apr 3, 2023
Relisted
—
Jan 13, 2023
Relisted
—
Sep 12, 2022
Listed
*
Year
Property tax
Land + Additions
Assessment*
2025
$17,900 (+5.0%)
$593,064 + $974,331
$1,567,395
2024
$17,051
$581,436 + $955,227
$1,536,663
Public record
Public record
Permits
Beds
—
Baths
—
Stories
1
Lot width
—
Lot depth
—
Lot size
41.48 Acres
Year renovated
1984
Finished Sq. Ft.
3,445
Unfinished Sq. Ft.
—
Total Sq. Ft.
3,445
Year built
1984
Style
Ranch
County
Contra Costa County
APN
3650500022
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.
Jan 30, 2010 • Final
Building/residential/rp/repair
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.
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
5/10 Fire Factor
6% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 92° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Martinez, CA • 94553
Average low and high temperatures (°F)
60
43
62
45
70
49
70
49
77
53
80
55
80
56
87
59
84
59
78
56
64
49
56
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
27/ 100
Low sunlight
Sunscore
There appears to be significant shading by surrounding buildings, terrain, and vegetation.
3.3 hrs
1.1 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 5433 Alhambra Valley Rd
$2,798,085
$142K over list price of $2.66M
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $2.2M to $4.0M.