A must see! 5 acre parcel near Mountain House overlooking Byron Foothills. Main home is a SFR with great room concept, tile floors, open beam ceiling, fireplace, etc. Nice kitchen with granite counter tops, B/I stainless steel appliances and Oak cabinets. Nice size master bedroom w/full bath. ADU detached from main home at rear of home and fenced. 2nd home consists of a Manufactured home with 2/3 bed, 2 bath, approx. 1440+ sq.ft that is in need of TLC throughout. To the North is a very large Barn/Shop that is in average condition and very usable at this time for anything you can imagine. To the West are storage sheds/steel containers/2 single door garages and perfect for your landscape/farm equipment, tools, parts, toys, etc. Barn and Manufactured home is fenced at backyard areas. As you go further to the North, lot has a recovery pond and property follows upslope. 2 wells on property, Irrigation and Domestic! Water Storage Tank, Water Treatment System! Water Filter System! Propane Tanks for Gas! Etc! Many possibilities here for an investor or multi-family, etc. Not to far from shopping, schools or freeway but still country living! New Mountain House shopping center nearby!
Multi-familyProperty Type
1965Year Built
5 acresLot Size
$728Est. Price/Sq.Ft.
2 car garageParking
Listed by Robert Arroyo•DRE #01336300• PMZ Real Estate
Bought with Irene Raygoza•DRE #01447516• Americana Real Estate Srvs
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Earn from this home
Sell
$149,131
Est. take-home
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Refinance
$0
Est. cash available
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Market trends in 94514, CA
Last updated September 2026
Sale-to-List Price
85.0%
0.0% MoM
Median sale price
$477K
$207 MoM
Avg. days on market
32d
0 days MoM
Recently sold homes
2
0 MoM
Provided by Redfin
Sale history for 15612 Kelso Rd
Date
Event
Price
Public Records
Jul 2, 2024
Sold
$966,000
$748/sq ft
Public Records
May 2, 2006
Sold
$705,000
$546/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$10,707 (+205.1%)
$612,000 + $367,944
$979,944
2024
$3,509 (+1.6%)
$600,000 + $342,200
$942,200
2023
$3,454 (+1.5%)
$56,809 + $258,798
$315,607
2022
$3,404 (+2.4%)
$54,603 + $248,751
$303,354
2021
$3,323 (+0.1%)
$54,603 + $248,751
$303,354
2020
$3,319 (+0.5%)
$53,533 + $243,874
$297,407
2019
$3,302 (+1.4%)
$52,984 + $241,375
$294,359
2018
$3,256 (+3.1%)
$51,946 + $236,643
$288,589
2017
$3,159 (+7.5%)
$49,929 + $227,455
$277,384
2016
$2,938 (+1.6%)
$49,929 + $227,455
$277,384
2015
$2,891 (+2.3%)
$48,950 + $222,996
$271,946
2014
$2,826 (+0.5%)
$47,271 + $215,348
$262,619
2013
$2,811 (+2.4%)
$47,271 + $215,348
$262,619
2012
$2,746 (+1.3%)
$47,058 + $214,376
$261,434
2011
$2,710 (+1.8%)
$46,135 + $210,174
$256,309
2010
$2,661 (−66.6%)
$45,231 + $206,053
$251,284
2009
$7,966 (+2.6%)
$44,893 + $204,514
$249,407
2008
$7,768
$689,780 + $58,366
$748,146
Tax history for 15612 Kelso Rd
Year
Property tax
Land + Additions
Assessment*
2025
$10,707 (+205.1%)
$612,000 + $367,944
$979,944
2024
$3,509 (+1.6%)
$600,000 + $342,200
$942,200
2023
$3,454 (+1.5%)
$56,809 + $258,798
$315,607
2022
$3,404 (+2.4%)
$54,603 + $248,751
$303,354
2021
$3,323 (+0.1%)
$54,603 + $248,751
$303,354
2020
$3,319 (+0.5%)
$53,533 + $243,874
$297,407
2019
$3,302 (+1.4%)
$52,984 + $241,375
$294,359
2018
$3,256 (+3.1%)
$51,946 + $236,643
$288,589
2017
$3,159 (+7.5%)
$49,929 + $227,455
$277,384
2016
$2,938 (+1.6%)
$49,929 + $227,455
$277,384
2015
$2,891 (+2.3%)
$48,950 + $222,996
$271,946
2014
$2,826 (+0.5%)
$47,271 + $215,348
$262,619
2013
$2,811 (+2.4%)
$47,271 + $215,348
$262,619
2012
$2,746 (+1.3%)
$47,058 + $214,376
$261,434
2011
$2,710 (+1.8%)
$46,135 + $210,174
$256,309
2010
$2,661 (−66.6%)
$45,231 + $206,053
$251,284
2009
$7,966 (+2.6%)
$44,893 + $204,514
$249,407
2008
$7,768
$689,780 + $58,366
$748,146
*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
Beds
3
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
5 Acres
Year renovated
1965
Sq. Ft.
1,296
Year built
1965
Style
Single Family Residential
County
Alameda County
APN
099B703000303
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 16, 2026.
A
Agricultural Districts
Agricultural districts, hereinafter designated as A districts, are established to promote implementation of general plan land use proposals for agricultural and other nonurban uses, to conserve and protect existing agricultural uses, and to provide space for and encourage such uses in places where more intensive development is not desirable or necessary for the general welfare.
Permitted uses
Include but are not limited to:
Equestrian facility
Greenhouse / nursery
Livestock production
Ranch
Winery & vineyard
Housing-Single unit
Housing-Other
Agriculture-Cropland
Property details
Parking
Parking & Garage Information
Garage Spaces: 2
Parking Features: 24'+ Deep Garage, Boat Storage, Covered, Detached
Driveway Sidewalks: Unpaved
Interior
Bathroom Information
# of Bathrooms (Full): 1
# of Bathrooms (Partial): 1
Master Bathroom Features: Tile, Tub w/Shower Over
Other Bathroom Features: Tile, Window, Other
Bedroom Information
# of Bedrooms (Total): 2
Master Bedroom Features: Closet, Ground Floor
Heating & Cooling
Cooling: Ceiling Fan(s), Window Unit(s), Other
Heating: Wall Furnace, Other
Interior Features
Appliances: Built-In Gas Oven, Gas Plumbed, Built-In Gas Range, Gas Water Heater, Dishwasher, Disposal, Microwave, Other
Fireplaces Total: 1
Fireplace Features: Family Room, Wood Burning, Other
Flooring: Tile, Other
Interior Features: Open Beam Ceiling
Laundry Features: Other
Patio And Porch Features: Front Porch
# of Stories: 1
Room Information
Room Type: Master Bathroom, Master Bedroom, Great Room, Kitchen, Other
Living Room Features: Cathedral/Vaulted, Open Beam Ceiling, Other
Main Level: Bedroom(s), Living Room, Family Room, Master Bedroom, Full Bath(s), Partial Bath(s), Kitchen, Street Entrance
Exterior
Exterior Features
Fencing: Back Yard, Fenced, Front Yard, Other
Allows Horses: Yes
Horse Amenities: None
Roof: Composition, Other
Pool Information
Has Private Pool: No
Has Spa: No
Property Information
Property Type: Residential
Property Sub Type: 2 Houses on Lot
Subtype Description: Ranchette/Country, Detached
Year Built: 1,965
Has ADU/2nd Unit
Land Information
Land Use: Agricultural, Ranch, Residential, Other
Lot Information
Lot Features: Shape Regular, Landscape Misc, Other
Lot Size Square Feet: 217,800
Lot Size Acres: 5
Other Structures: Barn(s), Shed(s), Guest House, Outbuilding, Other
Utilities
Utility Information
Utilities: Propane Tank Owned, Internet Available, Natural Gas Connected, Other
Electric: 220 Volts, Other
Sewer: Septic Connected, Other, Septic System
Irrigation Source: Agricultural Well, Irrigation Connected, Other
Water Source: Storage Tank, Treatment Equipment, Well
Location
HOA Information
Association YN: No
School Information
School District County: Contra Costa
Elementary School District: Other
Middle Or Junior School District: Other
High School District: Other
Location Information
Postal Code Plus 4: 1923
Postal Code: 94514
County Or Parish: Alameda
CrossStreet: Great Valley Parkway
Directions: From Tracy, head North on Byron Hwy, then (L) on Great Valley Parkway, then (R) on Kelso Road. Follow down about 1-2 miles, property is on the right hand side, long driveway.
State Or Province: CA
Street Number Numeric: 15612
Unparsed Address: 15612 Kelso Rd, Byron, CA 94514-1923
Street Address Filtered: 15612 Kelso Rd
Community Information
Senior Community YN: No
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,296
Stories: 1.0
Lot Size: 5 acres
Style: Single Family Residential
Year Built: 1965
Year Renovated: 1965
County: Alameda County
APN: 099B703000303
Home facts updated by county records on Sep 16, 2026
Other
Selling Agent
Buyer Agent Full Name: Irene Raygoza
Around this home
Schools
Mountain House Elementary School
Public K-8 • Assigned • 0.9mi
9/10
Mountain House High School
Public 9-12 • Assigned • 3.2mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
8/10 Fire Factor
41% chance of being in a wildfire in next 30 years
6/10 Heat Factor
7 days above 102° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
22 unhealthy days expected this year, 23 days in 30 years
Provided by First Street
Historical weather
Byron, CA • 94514
Average low and high temperatures (°F)
59
39
63
44
72
49
74
50
82
55
89
59
92
61
94
63
88
63
80
56
64
47
56
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 12.3 hours in
June and 4.7 hours in December, placing it above the
U.S. average for solar exposure.
12.3 hrs
4.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$893,000 – $1.08M
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