256 Oneil Cir, Hercules, CA 94547 Property Records

Contra Costa County property record for 256 Oneil Cir, Hercules, CA 94547

Property Summary

Property Type	Townhouse
Details	3 bd · 2.5 ba · 1,445 sqft · built 1988
Lot Size	0.069 acres (3,000 sqft)
Owner	2 Company Names on Record
Last Sale	$380,000 (Jan 2015)
Tax Bill	$7,548 (2025)
Deeds & Mortgages	Oct 2017 Mortgage Oct 2017 Line of Credit + 4 more
Flood Zone	Zone X (minimal risk)
APN	`404-351-033`

Property Details

APN / Parcel Number

Primary APN	`404-351-033`
Alternative APN	`404-351-033-0`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,445 sqft Living Area
1st Floor Area	728 sqft
2nd Floor Area	717 sqft

Exterior

Year Built	Built 1988
Effective Year Built	Effective 1988
Architectural Style	Townhouse
Lot Area	3,000 sqft (0.069 acres)
Garage Type	Attached
Garage Area	402 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	256 ONEIL CIR
City	HERCULES
State	CA
Zip	94547-3744
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Legal Description	T6773 L33
Legal Subdivision	SUBDIVISION 6773
Legal Tract	6773
Legal Lot Number	33
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	2
Census Block	2026
Census Tract	359105

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 Record	2 Company Names on Record
Mailing Address	118 KENSINGTON CIR, HERCULES, CA 94547-3774
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Oct 25, 2017	Deed of Trust, Mortgage · Conventional Mortgage PATELCO CU
Oct 25, 2017	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Oct 16, 2019	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Nov 4, 2020	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Jul 14, 2021	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Oct 27, 2020	Deed of Trust, Mortgage · Conventional Mortgage PATELCO FCU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 7, 2015 · Amount on Record
Deed Sale	Jan 7, 2015 · Amount on Record
Prior Sale	Apr 19, 2013 · Amount on Record
Deed Document Number	20152252
Last Transfer Date	Jun 5, 2024
Transfer Doc	0000062802
Record Updated	Sep 20, 2026

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	256 ONEIL CIR, HERCULES, CA 94547-3744
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	SPL PLACER TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000196626
Date	Oct 25, 2017
Instrument	2017-196626

Lender

Name	PATELCO CU
Type	Credit Union
Address	PLEASANTON, CA 94588

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2047

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	256 ONEIL CIR, HERCULES, CA 94547-3744
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	PLACER TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000196627
Date	Oct 25, 2017
Instrument	2017-196627

Lender

Name	PATELCO CU
Type	Credit Union
Address	PLEASANTON, CA 94588

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	302 Months
Due	Nov 30, 2042

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	256 ONEIL CIR, HERCULES, CA 94547-3744
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	ACCOMMODATION

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000175909
Date	Oct 16, 2019
Instrument	2019-175909

Lender

Name	PATELCO CU
Type	Credit Union
Address	PLEASANTON, CA 94588

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	302 Months
Due	Nov 30, 2044

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

November 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	256 ONEIL CIR, HERCULES, CA 94547-3744
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	PLACER TITLE CO ROSEVILL

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	256 ONEIL CIR, HERCULES, CA 94547-3744

Mortgage

Document Number	0000262661
Date	Nov 4, 2020
Instrument	2020-262661

Lender

Name	PATELCO CU
Type	Credit Union
Address	DUBLIN, CA 94568

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	301 Months
Due	Dec 30, 2045

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

July 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	256 ONEIL CIR, HERCULES, CA 94547-3744
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	PLACER TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	256 ONEIL CIR, RODEO, CA 94547-3744

Mortgage

Document Number	0000199470
Date	Jul 14, 2021
Instrument	2021-199470

Lender

Name	PATELCO CU
Type	Credit Union

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	301 Months
Due	Aug 30, 2046

Interest

Rate Type	Adjustable Rate
Rate	1.25%
Change Frequency	Monthly
Index	Other

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	256 ONEIL CIR, HERCULES, CA 94547-3744
Document Number	0000262660
Instrument Date	Oct 27, 2020
Transaction Type	Mortgage
Record Updated	Nov 13, 2020
Title Company	PLACER TITLE COMPANY, PLACER TITLE CO.

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	256 ONEIL CIR HERCULES CA 945473744, HERCULES, CA 94547-3744

Mortgage

Document Number	0000262660
Date	Nov 4, 2020
Instrument	262660

Lender

Name	PATELCO FCU
Type	Credit Union
Address	DUBLIN, CA 94568

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Nov 3, 2050

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Hercules City
Unified School District	West Contra Costa Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$465,825 (+2%) Land $128,713 Building $337,112
2025	$7,548.00 (+6.28%)	$456,692 (+4.04%) Land $126,190 Building $330,502
2023	$7,102.00 (+1.14%)	$438,960 Land $121,291 Building $317,669
2022	$7,022.00

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 Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	5 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 Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

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 System	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless · DSL	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Sonic Telecom, Unwired.

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