307 Newbury St, Hercules, CA 94547 Property Records

Contra Costa County property record for 307 Newbury St, Hercules, CA 94547

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,293 sqft · built 1985
Lot Size	0.142 acres (6,175 sqft)
Owner	Individual Name on Record
Last Sale	$505,000 (Sep 2018)
Tax Bill	$7,841 (2025)
Deeds & Mortgages	Sep 2018 Sale & Mortgage Jul 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`406-130-008-5`

Property Details

APN / Parcel Number

Primary APN	`406-130-008-5`
Alternative APN	`406-130-008`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,293 sqft Living Area
1st Floor Area	1,293 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1985
Effective Year Built	Effective 1985
Roof Material	Composition Shingle
Lot Area	6,175 sqft (0.142 acres)
Garage Type	Attached
Garage Area	441 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	307 NEWBURY ST
City	HERCULES
State	CA
Zip	94547-3690
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	P1
Legal Description	T05270 L0033 B
Legal Subdivision	SUBDIVISION 5270
Legal Tract	05270
Legal Lot Number	33
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	2
Census Block	2004
Census Tract	359203

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	Individual Name on Record
Mailing Address	307 NEWBURY ST, HERCULES, CA 94547-3690
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Sep 25, 2018	Grant Deed, Transfer · Conventional Mortgage ALAMEDA MORTGAGE CORP
Jul 9, 2018	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 25, 2018 · Amount on Record
Deed Sale	Sep 25, 2018 · Amount on Record
Deed Document Number	2018152574
Prior Transfer Date	Feb 12, 2013
Prior Transfer Doc	0000046514
Record Updated	Oct 29, 2026

September 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 25, 2018
Property Address	307 NEWBURY ST, HERCULES, CA 94547-3690
Document Number	0000152574
Map Reference	MB 259 PG 28
Instrument Date	Sep 14, 2018
Instrument	2018-152574
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CHICAGO 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
Address	307 NEWBURY ST, HERCULES, CA 94547-3690

Mortgage

Document Number	0000152575
Date	Sep 25, 2018
Instrument	2018-152575

Lender

Name	ALAMEDA MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2048

July 2018: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 9, 2018
Property Address	307 NEWBURY ST, HERCULES, CA 94547-3690
Document Number	0000108352
Instrument Date	Jun 19, 2018
Instrument	108352
Transaction Type	Transfer
Record Updated	Jul 17, 2018
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	307 NEWBURY ST HERCULES CA 945473690, HERCULES, CA 94547-3690

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	John Swett Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$574,598 (+2%) Land $347,035 Building $227,563
2025	$7,841.00 (+2.7%)	$563,332 (+4.04%) Land $340,231 Building $223,101
2023	$7,635.00 (+0.08%)	$541,459 Land $327,020 Building $214,439
2022	$7,629.00

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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 373 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
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20
AT&T DSL	100 / 20

May also be available: Unwired.

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