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512 Summer Valley Ct, San Ramon, CA 94582 Property Records

Contra Costa County property record for 512 Summer Valley Ct, San Ramon, CA 94582

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 2,570 sqft · built 1995
Lot Size0.234 acres (10,200 sqft)
Owner2 Company Names on File
Last Sale$353,000 (Aug 1995)
Tax Bill$7,576 (2025)
Deeds & MortgagesSep 2017 Transfer
Flood ZoneZone X (minimal risk)
APN210-920-020

Property Details

APN / Parcel Number

Primary APN210-920-020
Alternative APN
  • 210-920-020-0

Interior

Bedrooms4 Beds
Full Baths3 Baths
Total Rooms9 Rooms
Stories2 Stories
Building Area2,570 sqft Living Area
1st Floor Area1,451 sqft
2nd Floor Area1,119 sqft

Exterior

Year BuiltBuilt 1995
Effective Year BuiltEffective 1996
Lot Area10,200 sqft (0.234 acres)
Garage TypeAttached
Garage Area678 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address512 SUMMER VALLEY CT
CitySAN RAMON
StateCA
Zip94582-5648
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT7750 L20
Legal SubdivisionSUBDIVISION 7750
Legal Tract7750
Legal Lot Number20
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3009
Census Tract345112

Owner

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

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

Owner of Record2 Company Names on File
Mailing Address512 SUMMER VALLEY CT, SAN RAMON, CA 94582-5648
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 23, 1995 · Amount on File
Deed SaleAug 23, 1995 · Amount on File
Deed Document Number1995138715
Last Transfer DateSep 5, 2017
Transfer Doc0000166032
Record UpdatedSep 20, 2026

September 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateSep 12, 2017
Property Address512 SUMMER VALLEY CT, SAN RAMON, CA 94582-5648
Document Number0000166032
Instrument DateSep 5, 2017
Instrument166032
Transaction TypeTransfer
Record UpdatedSep 18, 2017
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address512 SUMMER VALLEY CT SAN RAMON CA 945825648, SAN RAMON, CA 94582-5648

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$599,105 (+2%) Land $260,937 Building $338,168
2025$7,576.00 (+3.54%) Homeowner's exemption$587,359 (+4.04%) Land $255,821 Building $331,538
2023$7,317.00 (+0.7%) Homeowner's exemption$564,553 Land $245,888 Building $318,665
2022$7,266.00

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
Nearest Special Flood Hazard AreaZone A, within 500 ft
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 RiskLow
lower than 64% of the US · lower than 79% of California
Wildfire Likelihood0.05% annual chance
ExposureDirect
burnable vegetation

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 103 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
Verizon
Fixed Wireless		300 / 20
Etheric Networks
Fixed Wireless		250 / 100
T-Mobile
Fixed Wireless		100 / 20

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