121 S Arbor Bay, Hercules, CA 94547 Property Records

Contra Costa County property record for 121 S Arbor Bay, Hercules, CA 94547

Property Summary

Property Type	Single Family Home
Details	5 bd · 4.5 ba · 3,489 sqft · built 2003
Lot Size	0.129 acres (5,604 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,125,000 (Mar 2021)
Tax Bill	$18,001 (2025)
Deeds & Mortgages	Sep 2021 Mortgage Mar 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`404-530-004-5`

Property Details

APN / Parcel Number

Primary APN	`404-530-004-5`
Alternative APN	`404-530-004`

Interior

Bedrooms	5 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	3,489 sqft Living Area
1st Floor Area	1,741 sqft
2nd Floor Area	1,748 sqft

Exterior

Year Built	Built 2003
Effective Year Built	Effective 2003
Architectural Style	Cluster
Lot Area	5,604 sqft (0.129 acres)
Garage Type	Attached
Garage Area	611 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	121 S ARBOR BAY
City	HERCULES
State	CA
Zip	94547-2663
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T8595 L10
Legal Subdivision	SUBDIVISION 8595
Legal Tract	8595
Legal Lot Number	10
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	1
Census Block	1010
Census Tract	392300

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 Individual Names on Record
Mailing Address	121 S ARBOR BAY, HERCULES, CA 94547-2663
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Sep 7, 2021	Deed of Trust, Mortgage · Conventional Mortgage PMAC LENDING SERVICES INC
Mar 5, 2021	Grant Deed, Transfer · Conventional Mortgage PMAC LENDING SERVICES INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 5, 2021 · Amount on Record
Deed Sale	Mar 5, 2021 · Amount on Record
Prior Sale	Jun 8, 2009 · Amount on Record
Deed Document Number	202167369
Prior Transfer Date	Sep 6, 2005
Prior Transfer Doc	0000343325
Record Updated	Oct 29, 2026

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	121 S ARBOR BAY, HERCULES, CA 94547-2663
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	121 S ARBOR BAY, HERCULES, CA 94547-2663

Mortgage

Document Number	0000249267
Date	Sep 7, 2021
Instrument	2021-249267

Lender

Name	PMAC LENDING SERVICES INC
Type	Mortgage Company
Address	BREA, CA 92821

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded

March 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 5, 2021
Property Address	121 S ARBOR BAY, HERCULES, CA 94547-2663
Document Number	0000067369
Map Reference	MB 442 PG 49
Instrument Date	Feb 28, 2021
Instrument	2021-067369
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	121 S ARBOR BAY, HERCULES, CA 94547-2663

Mortgage

Document Number	0000067370
Date	Mar 5, 2021
Instrument	2021-067370

Lender

Name	PMAC LENDING SERVICES INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Mar 1, 2051

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		$1,242,088 (+2%) Land $441,631 Building $800,457
2025	$18,001.00 (+5.47%) Homeowner's exemption	$1,217,734 (+4.04%) Land $432,972 Building $784,762
2023	$17,068.00 (+1.27%) Homeowner's exemption	$1,170,450 Land $416,160 Building $754,290
2022	$16,854.00

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
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 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	Direct burnable vegetation

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

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20

May also be available: Unwired, Verizon.

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