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157 Agate Way, Hercules, CA 94547 Property Records

Contra Costa County property record for 157 Agate Way, Hercules, CA 94547

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 1,624 sqft · built 1989
Lot Size0.183 acres (7,991 sqft)
Owner2 Company Names on File
Tax Bill$5,878 (2025)
Deeds & MortgagesDec 2019 Transfer
Flood ZoneZone X (minimal risk)
APN407-093-021-1

Property Details

APN / Parcel Number

Primary APN407-093-021-1
Alternative APN
  • 407-093-021

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Stories2 Stories
Building Area1,624 sqft Living Area
1st Floor Area873 sqft
2nd Floor Area751 sqft

Exterior

Year BuiltBuilt 1989
Effective Year BuiltEffective 1989
Lot Area7,991 sqft (0.183 acres)
Garage TypeAttached
Garage Area472 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address157 AGATE WAY
CityHERCULES
StateCA
Zip94547-1748
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1
Legal DescriptionT06157 L0043 B
Legal Tract06157
Legal Lot Number43
JurisdictionCONTRA COSTA CA
Township / Civil DivisionWEST CONTRA COSTA
Census Block Group3
Census Block3007
Census Tract359204

Owner

Source: Contra Costa County assessment roll, 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 Company Names on File
Mailing Address157 AGATE WAY, HERCULES, CA 94547-1748
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last Transfer DateDec 5, 2019
Transfer Doc0000222899
Record UpdatedSep 20, 2026

December 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateDec 12, 2019
Property Address157 AGATE WAY, HERCULES, CA 94547-1748
Document Number0000222899
Instrument DateDec 5, 2019
Instrument222899
Transaction TypeTransfer
Record UpdatedDec 24, 2019
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
Address157 AGATE WAY HERCULES CA 945471748, HERCULES, CA 94547-1748

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$346,171 (+2%) Land $114,828 Building $231,343
2025$5,878.00 (+2.19%)$339,384 (+4.04%) Land $112,577 Building $226,807
2023$5,752.00 (+1.16%)$326,206 Land $108,206 Building $218,000
2022$5,686.00

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
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 in force

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 RiskLow
lower than 67% of the US · lower than 81% of California
Wildfire Likelihood0.03% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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

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

May also be available: T-Mobile USA, Unwired.

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