Cooper Kessel-Designed Mediterranean Style Estate in Springfield Estates Inspired by the villas of France and Italy, this estate blends architecture with sustainable design for a lifestyle of distinction. Inside, artisan details set the tone: cherry wood cabinetry, exposed beams, polished concrete floors with radiant heat, limestone and granite counters, and top-of-the-line kitchen appliances. The library offers a warm retreat with rich woodwork, while the office provides built-in functionality for working from home. The spacious primary suite includes a sitting room and French doors that open to the veranda. Two additional bedroomsone an en-suitewelcome family or guests with comfort and privacy. Outdoors, the estate unfolds with manicured gardens, year-round blooms, raised garden beds, a greenhouse, and an orchard of fruit and olive trees. For the wine enthusiast, a temperature-controlled 1,000-bottle wine cellar awaits. Kessel’s design reflects both luxury and sustainability, featuring ICF construction, radiant heating, thermal cooling, and solar energy for efficiency without compromise. Just a couple of hours from the Bay Area, this is a perfect full-time residence or weekend retreat.
Single-familyProperty Type
2008Year Built
3.27 acresLot Size
$490Price/Sq.Ft.
4 car garageParking
Listed by Robin Rowland•DRE #01378613• RE/MAX GOLD
bridgeMLS, Bay East AOR, or Contra Costa AOR #41111024
Oct 1, 2026
Pending
—
Apr 9, 2026
Price Changed
$1,499,999
$490/sq ft
Sep 10, 2025
Listed
$1,538,000
$503/sq ft
Public Records
Mar 26, 2004
Sold
$250,000
$82/sq ft
Public Records
Feb 28, 2000
Sold
$76,000
$25/sq ft
Public Records
Mar 31, 1994
Sold
$100,000
$33/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$9,938 (+1.6%)
$362,548 + $585,897
$948,445
2024
$9,779 (+2.2%)
$355,440 + $574,409
$929,849
2023
$9,573 (+2.0%)
$348,471 + $563,147
$911,618
2022
$9,388 (+1.9%)
$341,639 + $552,105
$893,744
2021
$9,214 (+1.1%)
$334,941 + $541,280
$876,221
2020
$9,114 (+2.0%)
$328,374 + $530,667
$859,041
2019
$8,939 (+3.1%)
$325,007 + $525,226
$850,233
2018
$8,671 (+0.1%)
$318,635 + $514,928
$833,563
2017
$8,659 (+3.1%)
$306,263 + $494,934
$801,197
2016
$8,398 (+1.3%)
$306,263 + $494,934
$801,197
2015
$8,292 (+2.5%)
$300,258 + $485,230
$785,488
2014
$8,090
$289,955 + $468,580
$758,535
Public record
Beds
3
Baths
3
Stories
1
Lot width
—
Lot depth
—
Lot size
3.27 Acres
Year renovated
2009
Finished Sq. Ft.
3,060
Unfinished Sq. Ft.
—
Total Sq. Ft.
3,060
Year built
2008
Style
Vacant Land
County
Tuolumne County
APN
032650042000
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 14, 2026.
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
7/10 Fire Factor
15% chance of being in a wildfire in next 30 years
5/10 Heat Factor
6 days above 99° 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
28 unhealthy days expected this year, 33 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
95/ 100
Exceptional sunlight
Sunscore
This home ranks in the top 4% for direct sun exposure in Sonora. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
10.8 hrs
6.9 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 10270 Slate Rim Rd
$1,401,756
$98K under list price of $1.50M
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $380K to $1.1M.