New Improved Pricing!38 Acres of Opportunity — Accessible Acreage, TUD Ditch Frontage & Exceptional Potential. A rare opportunity to own 38 expansive acres offering privacy, accessibility, valuable water access, and tremendous potential for the future. The size and usability of the property create an outstanding canvas for those seeking a substantial land holding, private retreat, recreational property, multi-generational compound, or long-term investment. Zoned AE-37 A standout feature is the property's extensive frontage along the highly sought-after TUD Ditch system, providing valuable water access and a recently upgraded holding tank. The ditch winds through the property, creating a peaceful, park-like setting while offering direct access to the scenic ditch trail for walking, exploring, and enjoying the surrounding landscape. Despite its private and secluded setting, the property remains conveniently accessible to Twain Harte, Sonora, and historic Columbia, offering an appealing balance between expansive rural acreage and proximity to some of Tuolumne County's most desirable communities, shopping, dining, recreation, and services. The acreage is enhanced by a collection of existing improvements, including a bunk house, cabin, vintage Airstream, shop, barn, and outdoor shower with on-demand hot water. These structures provide immediate utility while leaving ample room to envision what comes next. With 38 acres to explore and utilize, accessible terrain, rare TUD Ditch frontage, existing improvements, convenient access to Twain Harte, Sonora, and Columbia, and significant long-term potential, this is an increasingly hard-to-find opportunity to secure a substantial piece of land with both immediate enjoyment and future possibilities.
Single-familyProperty Type
1964Year Built
38.49 acresLot Size
$915Price/Sq.Ft.
Listed by Reanna Osborne•DRE #02070063• Century 21/Wildwood Properties
bridgeMLS, Bay East AOR, or Contra Costa AOR #41129925
Sep 30, 2026
Price Changed
$650,000
$915/sq ft
Apr 7, 2026
Listed
$699,000
$985/sq ft
Public Records
Jan 17, 2007
Sold
$399,000
$562/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$5,022 (−0.3%)
$476,174 + $4,492
$480,666
2024
$5,035 (+0.2%)
$476,174 + $4,492
$480,666
2023
$5,025
$476,174 + $4,492
$480,666
2022
$5,024 (+12.0%)
$476,174 + $4,492
$480,666
2021
$4,486 (+7.1%)
$476,174 + $4,492
$480,666
2020
$4,187 (+2.0%)
$425,155 + $4,011
$429,166
2019
$4,107 (+4.4%)
$397,341 + $3,749
$401,090
2018
$3,934 (+11.1%)
$389,550 + $3,675
$393,225
2017
$3,541 (+9.5%)
$337,000 + $3,000
$340,000
2016
$3,234 (+9.7%)
$337,000 + $3,000
$340,000
2015
$2,947 (+10.5%)
$306,614 + $3,104
$309,718
2014
$2,668
$253,400 + $2,566
$255,966
Public record
Public record
Zoning
Beds
1
Baths
1
Stories
1
Lot width
—
Lot depth
—
Lot size
38.49 Acres
Year renovated
1964
Finished Sq. Ft.
710
Unfinished Sq. Ft.
—
Total Sq. Ft.
710
Year built
1964
Style
Vacant Land
County
Tuolumne County
APN
083210002000
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 14, 2026.
AE-37
Exclusive Agricultural District-37 Acre Minimum
The purpose of the exclusive agricultural, 37 acre minimum AE-37 district is to provide for agricultural and resource production where commercial agricultural uses can exist without encroachment of incompatible uses and provide for the preservation and conservation of working landscapes and open space.
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Greenhouse / nursery
Ranch
Day care facility
Housing-Single unit
Housing-Senior
Housing-Other
Bed & breakfast
Park & open space
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
5/10 Fire Factor
4% chance of being in a wildfire in next 30 years
3/10 Heat Factor
2 days above 95° expected this year, 6 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
29 unhealthy days expected this year, 31 days in 30 years
Provided by First Street
Historical weather
Sonora, CA • 95370
Average low and high temperatures (°F)
58
36
59
39
66
43
66
44
76
50
87
57
91
61
92
62
84
59
76
51
60
41
58
40
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
84/ 100
Very good sunlight
Sunscore
There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
8.8 hrs
4.7 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 15780 Old Oak Ranch Rd
We cannot show automated home-value estimates for this home.
Nearby homes have recently sold between $260,000 and $460,000.
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $260K to $460K.