1922 Dolphin Pl, Discovery Bay, CA 94505 Property Records

Contra Costa County property record for 1922 Dolphin Pl, Discovery Bay, CA 94505

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,425 sqft · built 1987
Lot Size	0.165 acres (7,200 sqft)
Owner	Company Name on Record
Last Sale	$757,000 (Aug 2016)
Tax Bill	$11,405 (2025)
Deeds & Mortgages	Dec 2020 Line of Credit Feb 2021 Mortgage
Flood Zone	Zone X (moderate risk)
APN	`008-091-014-4`

Property Details

APN / Parcel Number

Primary APN	`008-091-014-4`
Alternative APN	`008-091-014`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	2,425 sqft Living Area
1st Floor Area	1,228 sqft
2nd Floor Area	1,197 sqft

Exterior

Year Built	Built 1987
Effective Year Built	Effective 1987
Lot Area	7,200 sqft (0.165 acres)
View / Lot	Waterfront
Garage Type	Attached
Garage Area	677 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	1922 DOLPHIN PL
City	DISCOVERY BAY
State	CA
Zip	94505-9367
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	P1
Legal Description	T06144 L0128 B EX 3/4 MR
Legal Subdivision	SUBDIVISION 6144
Legal Tract	06144
Legal Lot Number	128
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	EAST CONTRA COSTA
Census Block Group	1
Census Block	1001
Census Tract	304004

Owner

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

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

Owner of Record	Company Name on Record
Mailing Address	1922 DOLPHIN PL, DISCOVERY BAY, CA 94505-9367
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Dec 4, 2020	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Feb 9, 2021	Deed of Trust, Mortgage · Conventional Mortgage MLD MORTGAGE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 18, 2016 · Amount on Record
Deed Sale	Aug 18, 2016 · Amount on Record
Prior Sale	Apr 11, 2000 · Amount on Record
Deed Document Number	2016165714
Prior Transfer Date	Nov 7, 2011
Prior Transfer Doc	0000249781
Record Updated	Oct 29, 2026

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1922 DOLPHIN PL, DISCOVERY BAY, CA 94505-9367
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	ACCOMMODATION

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1922 DOLPHIN PL, DISCOVERY BAY, CA 94505-9367

Mortgage

Document Number	0000303705
Date	Dec 4, 2020
Instrument	2020-303705

Lender

Name	PATELCO CU
Type	Credit Union
Address	DUBLIN, CA 94568

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	300 Months
Due	Dec 30, 2045

Interest

Rate Type	Adjustable Rate
Rate	3.25%
Change Frequency	Monthly

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1922 DOLPHIN PL, DISCOVERY BAY, CA 94505-9367
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1922 DOLPHIN PL, DISCOVERY BAY, CA 94505-9367

Mortgage

Document Number	0000038740
Date	Feb 9, 2021
Instrument	2021-038740

Lender

Name	MLD MORTGAGE
Type	Mortgage Company
Address	FLORHAM PARK, NJ 07932

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 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
Elementary School District	Byron Union Elementary School District (KG - 08)
Secondary School District	Liberty Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$896,126 (+2%) Land $355,136 Building $540,990
2025	$11,405.00 (+6.35%)	$878,556 (+4.04%) Land $348,173 Building $530,383
2023	$10,724.00 (+1.57%)	$844,443 Land $334,654 Building $509,789
2022	$10,558.00

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	7 in force
Nearby Flood Claims	1 (1995)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 1995 · Severe Winter Storms, Flooding, Landslides, Mud Flows

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	Not rated no burnable land within 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	TOWN OF DISCOVERY BAY serves 16,790 people · EPA ID CA0710009
Water Source	Groundwater
Last State Inspection	Mar 2023
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 423 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL	100 / 20

May also be available: Matrix Broadband.

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