1103 Williams, Hercules, CA 94547 Property Records

Contra Costa County property record for 1103 Williams, Hercules, CA 94547 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,619 sqft · built 1986
Lot Size	0.124 acres (5,400 sqft)
Owner	2 Individual Names on File
Last Sale	$910,000 (Jul 2023)
Tax Bill	$13,942 (2025)
Deeds & Mortgages	Jul 2023 Sale & Mortgage Sep 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`404-071-029-7`

Property Details

APN / Parcel Number

Primary APN	`404-071-029-7`
Alternative APN	`404-071-029`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	1,619 sqft Living Area
1st Floor Area	1,619 sqft

Exterior

Year Built	Built 1986
Effective Year Built	Effective 2002
Architectural Style	Cluster
Lot Area	5,400 sqft (0.124 acres)
Garage Type	Attached
Garage Area	427 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	1103 WILLIAMS
City	HERCULES
State	CA
Zip	94547-3733
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T5337A L0029 B
Legal Subdivision	SUBDIVISION 5337
Legal Tract	5337A
Legal Lot Number	0029
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	WEST CONTRA COSTA
Census Block Group	2
Census Block	2029
Census Tract	359105

Owner

Source: Contra Costa County records · APN 404-071-029-7

Assessment roll updated July 14, 2026 · Last verified July 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 File
Mailing Address	1103 WILLIAMS, HERCULES, CA 94547-3733
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Jul 06, 2023	Grant Deed, Transfer · Conventional Mortgage CMG MORTGAGE INC
Sep 11, 2020	Intrafamily Transfer, Transfer · Conventional Mortgage FIRST SAVINGS BANK

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jul 06, 2023 · Amount on Record
Deed Sale	Jul 06, 2023 · Amount on Record
Prior Sale	Mar 28, 2008 · Amount on Record
Deed Document Number	202364153
Prior Transfer Date	Aug 14, 2020
Prior Transfer Doc	0000202197
Record Updated	Sep 20, 2026

July 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 06, 2023
Property Address	1103 WILLIAMS, HERCULES, CA 94547-3733
Document Number	0000064153
Map Reference	MB 273 PG 28
Instrument Date	Jun 22, 2023
Instrument	2023-064153
Transaction Type	Transfer
Record Updated	Jul 17, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
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	1103 WILLIAMS, HERCULES, CA 94547-3733

Mortgage

Document Number	0000064154
Date	Jul 06, 2023
Instrument	2023-064154

Lender

Name	CMG MORTGAGE INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 01, 2053

Interest

Rate Type	Adjustable Rate
Rate	5.75%
Type Change Date	Aug 01, 2033
Change Frequency	6 Months
Min Rate At Change	3%
Max Rate At Change	10.7%
Index	Other
Margin	3
Max Rate	10.7%

September 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 11, 2020
Property Address	1103 WILLIAMS, HERCULES, CA 94547-3733
Document Number	0000202197
Map Reference	MB 273 PG 28
Instrument Date	Aug 14, 2020
Instrument	2020-202197
Transaction Type	Transfer
Record Updated	Jul 27, 2021
Title Company	FIDELITY NATIONAL TITLE

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	1103 WILLIAMS, HERCULES, CA 94547-3733

Mortgage

Document Number	0000202199
Date	Sep 11, 2020
Instrument	2020-202199

Lender

Name	FIRST SAVINGS BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Sep 01, 2035

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2026		$965,698 (+2%) Land $573,052 Building $392,646
2025	$13,942.00 (+56.23%)	$946,764 (+63.03%) Land $561,816 Building $384,948
2023	$8,924.00 (+1.18%) Homeowner's exemption	$580,742 (+2%) Land $257,545 Building $323,197
2022	$8,820.00 Homeowner's exemption	$569,356 Land $252,496 Building $316,860

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133591052, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Nearby Flood Policies	5 in force

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 505 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Xfinity	Cable	2,000 / 250
Verizon	Fixed Wireless	300 / 20
AT&T	Fixed Wireless	100 / 20
T-Mobile USA	Fixed Wireless	100 / 20
AT&T	DSL	100 / 20

May also be available at this address: Unwired, Sonic Telecom. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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