1980 Opal St, Walnut Creek, CA 94596 Property Records

Contra Costa County property record for 1980 Opal St, Walnut Creek, CA 94596

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 2,768 sqft · built 1955
Lot Size	0.482 acres (21,000 sqft)
Owner	Trust Name on File
Last Sale	$850,000 (Apr 2013)
Tax Bill	$13,484 (2025)
Deeds & Mortgages	Sep 2022 Transfer Jun 2019 Line of Credit + 1 more
Flood Zone	Zone X (minimal risk)
APN	`183-361-004-9`

Property Details

APN / Parcel Number

Primary APN	`183-361-004-9`
Alternative APN	`183-361-004`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,768 sqft Living Area
1st Floor Area	2,768 sqft

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1974
Lot Area	21,000 sqft (0.482 acres)
Garage Type	Attached
Garage Area	533 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	1980 OPAL ST
City	WALNUT CREEK
State	CA
Zip	94596-5707
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R20
Legal Description	WALNUT KNOLLS 24
Legal Subdivision	WALNUT KNOLLS
Legal Lot Number	24
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2005
Census Tract	343001

Owner

1980 Opal St is owner-occupied and held in a trust since April 2013.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record	Trust Name on File
Mailing Address	1980 OPAL ST, WALNUT CREEK, CA 94596-5707
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Sep 7, 2022	Intrafamily Transfer, Transfer
Jun 17, 2019	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA
Nov 8, 2017	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 17, 2013 · Amount on File
Deed Sale	Apr 17, 2013 · Amount on File
Prior Sale	Jun 4, 2003 · Amount on File
Deed Document Number	201395424
Prior Transfer Date	Mar 5, 2003
Prior Transfer Doc	0000181723
Record Updated	Sep 20, 2026

September 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 7, 2022
Property Address	1980 OPAL ST, WALNUT CREEK, CA 94596-5707
Document Number	0000136445
Map Reference	MB 28 PG 5&6
Instrument Date	Sep 6, 2022
Instrument	2022-136445
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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	Family Trust
Address	1980 OPAL ST, WALNUT CREEK, CA 94596-5707

June 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1980 OPAL ST, WALNUT CREEK, CA 94596-5707
Document Number	0000100694
Instrument Date	Jun 17, 2019
Transaction Type	Mortgage
Record Updated	Jul 9, 2019
Title Company	TITLE 365

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1980 OPAL ST WALNUT CREEK CA 945965707, WALNUT CREEK, CA 94596-5707

Mortgage

Document Number	0000100694
Date	Jul 1, 2019
Instrument	100694

Lender

Name	BANK OF AMERICA
Type	Bank
Address	TAMPA, FL 33634

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

November 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1980 OPAL ST, WALNUT CREEK, CA 94596-5707
Document Number	0000228971
Instrument Date	Nov 8, 2017
Transaction Type	Mortgage
Record Updated	Aug 28, 2018
Title Company	WFG LENDER SERVICES

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1980 OPAL ST WALNUT CREEK CA 945965707, WALNUT CREEK, CA 94596-5707

Mortgage

Document Number	0000228971
Date	Dec 6, 2017
Instrument	228971

Lender

Name	BANK OF AMERICA
Type	Bank
Address	TAMPA, FL 33634

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

The 2025 property tax bill for 1980 Opal St was $13,484 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Secondary School District	Acalanes Union High School District (09 - 12)
Elementary School District	Walnut Creek Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,150,951 (+2%) Land $847,833 Building $303,118
2025	$13,484.00 Homeowner's exemption	$1,128,384 Land $831,209 Building $297,175
2023	$12,983.00 (+2.25%) Homeowner's exemption	$1,084,570 Land $798,933 Building $285,637
2022	$12,697.00

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

Flood

FEMA maps place 1980 Opal St in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 2001.

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
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	2 in force
Nearby Flood Claims	3 (2001–2004)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Jan 2004 · rainfall accumulation

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

Wildfire risk around 1980 Opal St is low, with a 0.02% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 66% of the US · lower than 80% of California
Wildfire Likelihood	0.02% 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 243 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

May also be available: Etheric Networks.

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