605 Cobblestone Dr, San Ramon, CA 94583 Property Records

Contra Costa County property record for 605 Cobblestone Dr, San Ramon, CA 94583

Property Summary

Property TypeSingle Family Home
Details5 bd · 4 ba · 3,780 sqft · built 2000
Lot Size0.665 acres (28,963 sqft)
Owner2 Individual Names on Record
Last Sale$1,350,000 (Aug 2007)
Tax Bill$21,079 (2025)
Deeds & MortgagesOct 2017 Line of Credit
Oct 2017 Mortgage
+ 2 more
Flood ZoneZone X (minimal risk)
APN209-930-022-6

Property Details

APN / Parcel Number

Primary APN209-930-022-6
Alternative APN
  • 209-930-022

Interior

Bedrooms5 Beds
Full Baths4 Baths
Total Rooms11 Rooms
Stories2 Stories
Building Area3,780 sqft Living Area
1st Floor Area1,971 sqft
2nd Floor Area1,809 sqft

Exterior

Year BuiltBuilt 2000
Effective Year BuiltEffective 2001
Architectural StyleCluster
Lot Area28,963 sqft (0.665 acres)
Garage TypeAttached
Garage Area726 sqft
Parking Spaces3 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address605 COBBLESTONE DR
CitySAN RAMON
StateCA
Zip94583-5339
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT8037 L110
Legal SubdivisionSUBDIVISION 8037
Legal Tract8037
Legal Lot Number110
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group1
Census Block1002
Census Tract345206

Owner

Source: Contra Costa County records, as of July 14, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Individual Names on Record
Mailing Address605 COBBLESTONE DR, SAN RAMON, CA 94583-5339
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

DateDocument
Oct 6, 2017Deed of Trust, Mortgage · Line of Credit
WELLS FARGO BANK NA
Oct 6, 2017Deed of Trust, Mortgage · Conventional Mortgage
WELLS FARGO BANK NA
May 9, 2019Deed of Trust, Mortgage · Line of Credit
WELLS FARGO BANK NA
Feb 6, 2020Deed of Trust, Mortgage · Conventional Mortgage
WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 29, 2007 · Amount on Record
Deed SaleAug 29, 2007 · Amount on Record
Prior SaleSep 30, 2005 · Amount on Record
Deed Document Number2007246374
Last Transfer DateJul 24, 2014
Transfer Doc0000126521
Record UpdatedOct 29, 2026

October 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address605 COBBLESTONE DR, SAN RAMON, CA 94583-5339
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyCHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000183578
DateOct 6, 2017
Instrument2017-183578
Lender
NameWELLS FARGO BANK NA
TypeBank
AddressSIOUX FALLS, SD 57104
Agreement
TypeLine of Credit
AmountAmount Recorded
Term361 Months
DueNov 2, 2047

October 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address605 COBBLESTONE DR, SAN RAMON, CA 94583-5339
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyCHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000183577
DateOct 6, 2017
Instrument2017-183577
Lender
NameWELLS FARGO BANK NA
TypeBank
AddressSIOUX FALLS, SD 57104
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueNov 1, 2047

May 2019: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address605 COBBLESTONE DR, SAN RAMON, CA 94583-5339
Transaction TypeMortgage
Record UpdatedNov 3, 2022

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000066515
DateMay 9, 2019
Instrument2019-066515
Lender
NameWELLS FARGO BANK NA
TypeBank
AddressSIOUX FALLS, SD 57104
Agreement
TypeLine of Credit
AmountAmount Recorded
Term358 Months
DueMar 22, 2049

February 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address605 COBBLESTONE DR, SAN RAMON, CA 94583-5339
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyWFG TITLE INSURANCE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000023260
DateFeb 6, 2020
Instrument2020-023260
Lender
NameWELLS FARGO BANK NA
TypeBank
AddressSIOUX FALLS, SD 57104
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueMar 1, 2050

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalitySan Ramon City
Unified School DistrictSan Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$1,877,306 (+2%) Land $707,401 Building $1,169,905
2025$21,079.00 (+3.74%) Homeowner's exemption$1,840,497 (+4.04%) Land $693,531 Building $1,146,966
2023$20,320.00 (+0.81%) Homeowner's exemption$1,769,030 Land $666,601 Building $1,102,429
2022$20,156.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskHigh
above 84% of the US · above 64% of California
Wildfire Likelihood0.8% annual chance
ExposureIndirect
within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 160 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable
2,000 / 250
Unwired
Fixed Wireless
300 / 25
Verizon
Fixed Wireless
300 / 20
Etheric Networks
Fixed Wireless
250 / 100
T-Mobile
Fixed Wireless
100 / 20
AT&T
Fixed Wireless · DSL
100 / 20

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