107 Cobblestone Ln is a 2,443 square foot house on a 0.28 acre lot with 4 bedrooms and 4 bathrooms. - it last sold on May 27, 2009 for $775,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,744,497.
Single-familyProperty Type
1983Year Built
0.28 acresLot Size
$714Est. Price/Sq.Ft.
4 car garageParking
Source:Public Records
Redfin Estimate
$1,744,497
$969K since sold in May 2009$49K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.1% higher than the average sale price ($1.71M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40390772
Apr 29, 2009
Listing Removed
—
Public Records
Nov 1, 1993
Sold
$295,000
$121/sq ft
Public Records
Nov 12, 1987
Sold
$238,000
$97/sq ft
Public Records
Dec 26, 1984
Sold
$181,000
$74/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$12,259 (+3.2%)
$525,399 + $492,562
$1,017,961
2025
$11,877 (+2.1%)
$525,399 + $492,562
$1,017,961
2024
$11,632 (+1.6%)
$515,098 + $482,904
$998,002
2023
$11,445 (+0.8%)
$504,999 + $473,436
$978,435
2022
$11,359 (+2.2%)
$495,098 + $464,153
$959,251
2021
$11,115 (+1.0%)
$485,391 + $455,052
$940,443
2020
$11,000 (+1.1%)
$475,874 + $446,130
$922,004
2019
$10,880 (+3.9%)
$470,995 + $441,556
$912,551
2018
$10,476 (+3.8%)
$461,760 + $432,899
$894,659
2017
$10,094 (+1.3%)
$443,830 + $416,090
$859,920
2016
$9,967 (+1.3%)
$443,830 + $416,090
$859,920
2015
$9,839 (+1.4%)
$435,128 + $407,932
$843,060
2014
$9,706 (+14.2%)
$420,197 + $393,935
$814,132
2013
$8,502 (+1.2%)
$420,197 + $393,935
$814,132
2012
$8,398 (+0.1%)
$367,226 + $344,274
$711,500
2011
$8,389 (−6.9%)
$367,226 + $344,274
$711,500
2010
$9,009 (+60.8%)
$367,226 + $344,274
$711,500
2009
$5,603 (+3.7%)
$399,052 + $374,111
$773,163
2008
$5,401
$184,780 + $283,274
$468,054
Tax history for 107 Cobblestone Ln
Year
Property tax
Land + Additions
Assessment*
2026
$12,259 (+3.2%)
$525,399 + $492,562
$1,017,961
2025
$11,877 (+2.1%)
$525,399 + $492,562
$1,017,961
2024
$11,632 (+1.6%)
$515,098 + $482,904
$998,002
2023
$11,445 (+0.8%)
$504,999 + $473,436
$978,435
2022
$11,359 (+2.2%)
$495,098 + $464,153
$959,251
2021
$11,115 (+1.0%)
$485,391 + $455,052
$940,443
2020
$11,000 (+1.1%)
$475,874 + $446,130
$922,004
2019
$10,880 (+3.9%)
$470,995 + $441,556
$912,551
2018
$10,476 (+3.8%)
$461,760 + $432,899
$894,659
2017
$10,094 (+1.3%)
$443,830 + $416,090
$859,920
2016
$9,967 (+1.3%)
$443,830 + $416,090
$859,920
2015
$9,839 (+1.4%)
$435,128 + $407,932
$843,060
2014
$9,706 (+14.2%)
$420,197 + $393,935
$814,132
2013
$8,502 (+1.2%)
$420,197 + $393,935
$814,132
2012
$8,398 (+0.1%)
$367,226 + $344,274
$711,500
2011
$8,389 (−6.9%)
$367,226 + $344,274
$711,500
2010
$9,009 (+60.8%)
$367,226 + $344,274
$711,500
2009
$5,603 (+3.7%)
$399,052 + $374,111
$773,163
2008
$5,401
$184,780 + $283,274
$468,054
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RE-B
Residential Estate Zone
The RE zone is applied to areas of the City appropriate for very low density residential land uses, at densities of 0.2 to 3.0 units per acre, compatible with the topography and public service capacities. The specific allowable density for each parcel is shown on the Zoning Map by a numerical suffix residential density designator (see Section D2-8). Minimum lot size for new parcels ranges from 15,000 to 20,000 sq ft. The RE zone is consistent with and implements the Single Family Low Density land use classification of the General Plan.
Permitted uses
Include but are not limited to:
Livestock production
Day care facility
Housing-Single unit
Housing-Senior
Housing-Student
Housing-Other
Aug 29, 2025 • Final
Bathroom remodel - building residential
Bathroom
Remodel
Jul 9, 2018 • Final
Furnace a/c - mechanical (residential)
HVAC
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.
Property details
Interior
Room Information
# of Rooms: 10
Exterior
Property Information
Subdivision Name: SUBDIVISION 5379
Living Sq. Ft: 2,443
Ground Floor Sq. Ft: 1,513
Building Sq. Ft: 2,443
# of Stories: 2
Legal Description: T5379 LOT 11 & TR ADJ
Parking & Garage Information
Garage/Parking Sq. Ft: 418
Lot Information
# of Buildings: 1
Land Sq. Ft: 12,084
Legal Lot Number: 11
Acres: 0.2774
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 4.0
Sq. Ft.: 2,443
Stories: 2.0
Lot Size: 0.28 acres
Style: Single Family Residential
Year Built: 1983
Year Renovated: 2004
County: Contra Costa County
APN: 2095800146
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Twin Creeks Elementary School
Public K-5 • Assigned • 0.6mi
10/10
Iron Horse Middle School
Public 6-8 • Assigned • 2.0mi
10/10
California High School
Public 9-12 • Assigned • 3.2mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
San Ramon remains competitive, with homes averaging 1 offer and selling in 29 days. Median price is $1.4M (+2.8%), while price per sq. ft. is $677 (-1.2%). Buyers have negotiation opportunities; sellers should price strategically.
San Ramon, Past 3 months,Median price $1.51M, down 4.5% YoY,Homes sold: 169 in July, up 1%,Days on market 20 days,Market Active but more balanced; slight seller advantage,Bottom line: Prices have softened, but homes are still selling relatively...