645 Dolphin Dr, Danville, CA 94526 Property Records

Contra Costa County property record for 645 Dolphin Dr, Danville, CA 94526

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,146 sqft · built 1969
Lot Size	0.365 acres (15,900 sqft)
Owner	Individual Name on File
Last Sale	$1,800,000 (Aug 2025)
Tax Bill	$6,708 (2025)
Deeds & Mortgages	May 2021 Mortgage May 2021 Transfer
Flood Zone	Zone X (minimal risk)
APN	`196-162-005-9`

Property Details

APN / Parcel Number

Primary APN	`196-162-005-9`
Alternative APN	`196-162-005`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	2,146 sqft Living Area
Gross Area	2,652 sqft
1st Floor Area	2,146 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1969
Effective Year Built	Effective 1970
Architectural Style	Ranch
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	15,900 sqft (0.365 acres)
Garage Type	Attached
Garage Area	506 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	645 DOLPHIN DR
City	DANVILLE
State	CA
Zip	94526-1821
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACT 3277 LOT 12
Legal Subdivision	SUBDIVISION 3277
Legal Tract	3277
Legal Lot Number	12
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2002
Census Tract	346206

Owner

645 Dolphin Dr is owned and occupied by an individual who bought it in August 2025.

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

Owner of Record	Individual Name on File
Mailing Address	645 DOLPHIN DR, DANVILLE, CA 94526-1821
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

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
May 3, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC
May 3, 2021	Intrafamily Transfer, Transfer AMROCK LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 18, 2025 · Amount on File
Deed Sale	Aug 18, 2025 · Amount on File
Deed Document Number	202583515
Prior Transfer Date	Aug 21, 2024
Prior Transfer Doc	0000083427
Record Updated	Sep 20, 2026

May 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	May 3, 2021
Property Address	645 DOLPHIN DR, DANVILLE, CA 94526-1821
Document Number	0000132024
Map Reference	MB 118 PG 15
Instrument Date	Mar 18, 2021
Instrument	2021-132024
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	AMROCK INC, AMROCK LLC

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	Community Property with Right of Survivorship
Address	645 DOLPHIN DR, DANVILLE, CA 94526-1821

Mortgage

Document Number	0000132025
Date	May 3, 2021
Instrument	2021-132025

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	359 Months
Due	Apr 1, 2051

May 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	May 3, 2021
Property Address	645 DOLPHIN DR, DANVILLE, CA 94526-1821
Document Number	0000132026
Map Reference	MB 118 PG 15
Instrument Date	Mar 18, 2021
Instrument	2021-132026
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	AMROCK LLC

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	645 DOLPHIN DR, DANVILLE, CA 94526-1821

Tax Assessment & Valuation

The 2025 property tax bill for 645 Dolphin Dr was $6,708.

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Danville Town
Unified School District	San Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,800,000 (+244.83%) Land $1,300,000 Building $500,000
2025	$6,708.00	$521,993 Land $173,649 Building $348,344
2023	$6,302.00 (+0.77%) Homeowner's exemption	$501,725 Land $166,907 Building $334,818
2022	$6,254.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 645 Dolphin Dr in Zone X, an area of minimal flood risk.

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
Flood Insurance Cost	Premium on File median of 17 policies
Nearby Flood Policies	17 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

Wildfire risk around 645 Dolphin Dr 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 80% of the US · lower than 88% 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 298 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
AT&T Fixed Wireless · DSL	100 / 20

May also be available: Etheric Networks.

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