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134 Grissom Ct, Hercules, CA 94547 Property Records

Contra Costa County property record for 134 Grissom Ct, Hercules, CA 94547

Property Summary

Property TypeSingle Family Home
Details5 bd · 3 ba · 2,675 sqft · built 1991
Lot Size0.184 acres (8,000 sqft)
OwnerCompany Name on Record
Last Sale$649,000 (May 2004)
Tax Bill$13,467 (2025)
Deeds & MortgagesMar 2020 Mortgage
Jun 2021 Transfer
+ 2 more
Flood ZoneZone X (minimal risk)
APN362-301-007-5

Property Details

APN / Parcel Number

Primary APN362-301-007-5
Alternative APN
  • 362-301-007

Interior

Bedrooms5 Beds
Full Baths3 Baths
Total Rooms10 Rooms
Stories2 Stories
Building Area2,675 sqft Living Area
1st Floor Area1,435 sqft
2nd Floor Area1,240 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1991
Effective Year BuiltEffective 1991
Architectural StyleContemporary
Exterior MaterialStucco
Roof MaterialTile
Lot Area8,000 sqft (0.184 acres)
Garage TypeAttached
Garage Area630 sqft
Parking Spaces2 Parking Spaces
PorchPorch

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C
Heating FuelGas
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address134 GRISSOM CT
CityHERCULES
StateCA
Zip94547-1046
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT6774 L7
Legal SubdivisionSUBDIVISION 6774
Legal Tract6774
Legal Lot Number7
JurisdictionCONTRA COSTA CA
Township / Civil DivisionBRIONES
Census Block Group2
Census Block2006
Census Tract356002

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 RecordCompany Name on Record
Mailing Address134 GRISSOM CT, HERCULES, CA 94547-1046
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
Mar 3, 2020Deed of Trust, Mortgage · Conventional Mortgage
CARDINAL FINANCIAL COMPANY LP
Jun 2, 2021Intrafamily Transfer, Transfer
OLD REPUBLIC TITLE COMPANY
Jun 2, 2021Intrafamily Transfer, Transfer · Conventional Mortgage
STEARNS LENDING LLC
Apr 20, 2021Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 26, 2004 · Amount on Record
Deed SaleMay 26, 2004 · Amount on Record
Prior SaleAug 30, 1996 · Amount on Record
Deed Document Number2004199348
Prior Transfer DateApr 17, 1996
Prior Transfer Doc0000076677
Record UpdatedOct 29, 2026

March 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address134 GRISSOM CT, HERCULES, CA 94547-1046
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyORANGE COAST TITLE SAN JOSE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000040121
DateMar 3, 2020
Instrument2020-040121
Lender
NameCARDINAL FINANCIAL COMPANY LP
TypeMortgage Company
AddressCHARLOTTE, NC 28273
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueApr 1, 2050

June 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateJun 2, 2021
Property Address134 GRISSOM CT, HERCULES, CA 94547-1046
Document Number0000161930
Map ReferenceMB 314 PG 43
Instrument DateMay 25, 2021
Instrument2021-161930
Transaction TypeTransfer
Record UpdatedJun 7, 2023
Title CompanyOLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Trust
Address134 GRISSOM CT, HERCULES, CA 94547-1046

June 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateJun 2, 2021
Property Address134 GRISSOM CT, HERCULES, CA 94547-1046
Document Number0000161928
Map ReferenceMB 314 PG 43
Instrument DateMay 25, 2021
Instrument2021-161928
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property with Right of Survivorship
Address134 GRISSOM CT, HERCULES, CA 94547-1046

Mortgage

Document Number0000161929
DateJun 2, 2021
Instrument2021-161929
Lender
NameSTEARNS LENDING LLC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueJun 1, 2051

April 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateApr 20, 2021
Property Address134 GRISSOM CT, HERCULES, CA 94547-1046
Document Number0000118612
Map ReferenceMB 314 PG 43
Instrument DateApr 14, 2021
Instrument2021-118612
Transaction TypeTransfer
Record UpdatedJun 7, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Trust
Address134 GRISSOM CT, HERCULES, CA 94547-1046

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityHercules City
Unified School DistrictWest Contra Costa Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$926,673 (+2%) Land $348,043 Building $578,630
2025$13,467.00 (+5.43%) Homeowner's exemption$908,504 (+4.04%) Land $341,219 Building $567,285
2023$12,774.00 (+1.12%) Homeowner's exemption$873,227 Land $327,970 Building $545,257
2022$12,632.00

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone A, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 in force
Nearby Flood Claims7 (1993–2017)
Claims Outside the SFHA2 of 7
Most Recent ClaimFeb 2017 · Severe Winter Storms, Flooding, And Mudslides

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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

Wildfire RiskModerate
above 64% of the US · lower than 61% of California
Wildfire Likelihood0.3% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 245 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
T-Mobile
Fixed Wireless		100 / 20
AT&T
DSL		100 / 20

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