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220 Oneil Cir, Hercules, CA 94547 Property Records

Contra Costa County property record for 220 Oneil Cir, Hercules, CA 94547

Property Summary

Property TypeTownhouse
Details3 bd · 2.5 ba · 1,445 sqft · built 1988
Lot Size0.056 acres (2,440 sqft)
Owner2 Company Names on File
Last Sale$630,000 (Feb 2021)
Tax Bill$10,441 (2025)
Deeds & MortgagesMar 2021 Line of Credit
Feb 2021 Sale
Flood ZoneZone X (minimal risk)
APN404-351-027-2

Property Details

APN / Parcel Number

Primary APN404-351-027-2
Alternative APN
  • 404-351-027

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms7 Rooms
Stories2 Stories
Building Area1,445 sqft Living Area
1st Floor Area728 sqft
2nd Floor Area717 sqft

Exterior

Year BuiltBuilt 1988
Effective Year BuiltEffective 1998
Architectural StyleTownhouse
Lot Area2,440 sqft (0.056 acres)
Garage TypeAttached
Garage Area402 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Street Address220 ONEIL CIR
CityHERCULES
StateCA
Zip94547-3744
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Townhouse
Legal DescriptionT6773 L27
Legal SubdivisionSUBDIVISION 6773
Legal Tract6773
Legal Lot Number27
JurisdictionCONTRA COSTA CA
Township / Civil DivisionWEST CONTRA COSTA
Census Block Group2
Census Block2026
Census Tract359105

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 Address217 ONEIL CIR, HERCULES, CA 94547-3746
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
Mar 25, 2021Deed of Trust, Mortgage · Line of Credit
FIRST BANK
Feb 17, 2021Grant Deed, Transfer
OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleFeb 17, 2021 · Amount on Record
Deed SaleFeb 17, 2021 · Amount on Record
Deed Document Number202148150
Last Transfer DateMar 2, 2026
Transfer Doc0000028863
Record UpdatedSep 20, 2026

March 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address220 ONEIL CIR, HERCULES, CA 94547-3744
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyFIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address220 ONEIL CIR, HERCULES, CA 94547-3744

Mortgage

Document Number0000089650
DateMar 25, 2021
Instrument2021-089650
Lender
NameFIRST BANK
TypeBank
AddressSAN PABLO, CA 94806
Agreement
TypeLine of Credit
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate
Change FrequencyMonthly

February 2021: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateFeb 17, 2021
Property Address220 ONEIL CIR, HERCULES, CA 94547-3744
Document Number0000048150
Map ReferenceMB 312 PG 22
Instrument DateFeb 8, 2021
Instrument2021-048150
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

AmountAmount Recorded
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property with Right of Survivorship
Address220 ONEIL CIR, HERCULES, CA 94547-3744

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$695,568 (+2%) Land $364,345 Building $331,223
2025$10,441.00 (+5.75%)$681,930 (+4.04%) Land $357,201 Building $324,729
2023$9,873.00 (+1.11%)$655,452 Land $343,332 Building $312,120
2022$9,765.00

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 AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies5 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
ExposureNone
beyond ember reach

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 505 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
Fixed Wireless · DSL		100 / 20
T-Mobile USA
Fixed Wireless		100 / 20

May also be available: Sonic Telecom, Unwired.

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