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109 Amethyst Ct, Hercules, CA 94547 Property Records

Contra Costa County property record for 109 Amethyst Ct, Hercules, CA 94547

Property Summary

Property TypeSingle Family Home
Details5 bd · 3 ba · 2,322 sqft · built 1988
Lot Size0.138 acres (6,000 sqft)
Owner2 Individual Names on Record
Last Sale$255,000 (Jul 1996)
Tax Bill$6,646 (2025)
Deeds & MortgagesJul 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN407-054-002-8

Property Details

APN / Parcel Number

Primary APN407-054-002-8
Alternative APN
  • 407-054-002

Interior

Bedrooms5 Beds
Full Baths3 Baths
Total Rooms12 Rooms
Stories2 Stories
Building Area2,322 sqft Living Area
1st Floor Area1,316 sqft
2nd Floor Area1,006 sqft

Exterior

Year BuiltBuilt 1988
Effective Year BuiltEffective 1988
Lot Area6,000 sqft (0.138 acres)
Garage TypeAttached
Garage Area479 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address109 AMETHYST CT
CityHERCULES
StateCA
Zip94547-1712
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1
Legal DescriptionT6156A L0153 B
Legal SubdivisionSUBDIVISION 6156
Legal Tract6156A
Legal Lot Number0153
JurisdictionCONTRA COSTA CA
Township / Civil DivisionWEST CONTRA COSTA
Census Block Group3
Census Block3001
Census Tract359204

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 Address109 AMETHYST CT, HERCULES, CA 94547-1712
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJul 19, 1996 · Amount on Record
Deed SaleJul 19, 1996 · Amount on Record
Deed Document Number1996134953
Record UpdatedSep 20, 2026

July 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address109 AMETHYST CT, HERCULES, CA 94547-1712
Transaction TypeMortgage
Record UpdatedAug 1, 2023
Title CompanyCHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address109 AMETHYST CT, HERCULES, CA 94547-1712

Mortgage

Document Number0000189898
DateJul 2, 2021
Instrument2021-189898
Lender
NameFINANCE OF AMERICA MORTGAGE LLC
TypeMortgage Company
AddressCONSHOHOCKEN, PA 19428
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term180 Months
DueJul 1, 2036

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$423,591 (+2%) Land $137,039 Building $286,552
2025$6,646.00 (+6.61%) Homeowner's exemption$415,286 (+4.04%) Land $134,352 Building $280,934
2023$6,234.00 (+1.12%) Homeowner's exemption$399,162 Land $129,136 Building $270,026
2022$6,165.00

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 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% 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 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, Unwired.

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