1. Home
  2. California
  3. Contra Costa County
  4. San Ramon
  5. Winterside Cir

718 Winterside Cir, San Ramon, CA 94583 Property Records

Contra Costa County property record for 718 Winterside Cir, San Ramon, CA 94583

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 1,651 sqft · built 1993
Lot Size0.072 acres (3,150 sqft)
Owner2 Individual Names on File
Last Sale$1,440,000 (Feb 2025)
Tax Bill$6,478 (2025)
Deeds & MortgagesJan 2017 Transfer
Jan 2017 Sale
Flood ZoneZone X (minimal risk)
APN213-720-099

Property Details

APN / Parcel Number

Primary APN213-720-099
Alternative APN
  • 213-720-099-0

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms8 Rooms
Stories2 Stories
Building Area1,651 sqft Living Area
1st Floor Area791 sqft
2nd Floor Area860 sqft

Exterior

Year BuiltBuilt 1993
Effective Year BuiltEffective 2001
Architectural StyleCluster
Lot Area3,150 sqft (0.072 acres)
Garage TypeAttached
Garage Area436 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address718 WINTERSIDE CIR
CitySAN RAMON
StateCA
Zip94583-5233
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT6648 L99
Legal SubdivisionTRACT 6648
Legal Tract6648
Legal Lot Number99
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group2
Census Block2004
Census Tract345111

Owner

718 Winterside Cir is owned and occupied by two individuals who bought it in February 2025.

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

Owner of Record2 Individual Names on File
Mailing Address718 WINTERSIDE CIR, SAN RAMON, CA 94583-5233
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

DateDocument
Jan 5, 2017Quit Claim Deed, Transfer
ATTORNEY ONLY
Jan 5, 2017Grant Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleFeb 28, 2025 · Amount on File
Deed SaleFeb 28, 2025 · Amount on File
Prior SaleJan 21, 1999 · Amount on File
Deed Document Number202518588
Prior Transfer DateNov 10, 2023
Prior Transfer Doc0000123896
Record UpdatedSep 20, 2026

January 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateJan 5, 2017
Property Address718 WINTERSIDE CIR, SAN RAMON, CA 94583-5233
Document Number0000002809
Instrument DateDec 28, 2016
Instrument2809
Transaction TypeTransfer
Record UpdatedJan 13, 2017
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property
Address2817 CELLARS DR LIVERMORE CA 945508260, LIVERMORE, CA 94550-8260

January 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateJan 5, 2017
Property Address718 WINTERSIDE CIR, SAN RAMON, CA 94583-5233
Document Number0000002810
Instrument DateDec 28, 2016
Instrument2810
Transaction TypeTransfer
Record UpdatedJan 13, 2017
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address2817 CELLARS DR LIVERMORE CA 945508260, LIVERMORE, CA 94550-8260

Tax Assessment & Valuation

The 2025 property tax bill for 718 Winterside Cir was $6,478 with a homeowner's exemption.

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$1,468,800 (+200.78%) Land $1,065,900 Building $402,900
2025$6,478.00$488,323 Land $313,534 Building $174,789
2023$6,223.00 (+1.12%)$469,362 Land $301,360 Building $168,002
2022$6,154.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 718 Winterside Cir in Zone X, an area of minimal flood risk.

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

Wildfire risk around 718 Winterside Cir is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire RiskLow
lower than 96% of the US · lower than 97.4% of California
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond ember reach

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

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemEAST BAY MUD
serves 1,468,000 people · EPA ID CA0110005
Water SourceSurface water
Last State InspectionDec 2021
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 686 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 2,000
Unwired
Fixed Wireless		300 / 25
Etheric Networks
Fixed Wireless		250 / 100
AT&T
DSL · Fixed Wireless in parts of the area		100 / 20

May also be available: T-Mobile, Verizon.

Nearby Properties on Winterside Cir

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures