306 Ethan Ct, San Ramon, CA 94583 Property Records

Contra Costa County property record for 306 Ethan Ct, San Ramon, CA 94583

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,745 sqft · built 1972
Lot Size	0.161 acres (7,000 sqft)
Owner	Company Name on Record
Tax Bill	$2,858 (2025)
Deeds & Mortgages	Dec 2023 Transfer Dec 2023 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`210-442-023-3`

Property Details

APN / Parcel Number

Primary APN	`210-442-023-3`
Alternative APN	`210-442-023`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	1,745 sqft Living Area
1st Floor Area	1,745 sqft

Exterior

Year Built	Built 1972
Effective Year Built	Effective 1972
Lot Area	7,000 sqft (0.161 acres)
Garage Type	Attached
Garage Area	451 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	306 ETHAN CT
City	SAN RAMON
State	CA
Zip	94583-3706
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACT 3464 LOT 80 EX 1/2 MR
Legal Subdivision	SUBDIVISION 3464
Legal Tract	3464
Legal Lot Number	80
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1005
Census Tract	345101

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	Company Name on Record
Mailing Address	636 BRET HARTE LN, MURPHYS, CA 95247-9716
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Dec 14, 2023	Intrafamily Transfer, Transfer
Dec 22, 2023	Intrafamily Transfer, Transfer
Dec 15, 2020	Quit Claim Deed, Transfer ATTORNEY ONLY
Sep 23, 2020	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Dec 12, 2023
Transfer Doc	0000134882
Record Updated	Sep 20, 2026

December 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 14, 2023
Property Address	306 ETHAN CT, SAN RAMON, CA 94583-3706
Document Number	0000132513
Map Reference	MB 105 PG 48
Instrument Date	Dec 12, 2023
Instrument	2023-132513
Transaction Type	Transfer
Record Updated	Dec 25, 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	Community Property with Right of Survivorship
Address	636 BRET HARTE LN, MURPHYS, CA 95247-9716

December 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 22, 2023
Property Address	306 ETHAN CT, SAN RAMON, CA 94583-3706
Document Number	0000134882
Map Reference	MB 105 PG 48
Instrument Date	Dec 12, 2023
Instrument	2023-134882
Transaction Type	Transfer
Record Updated	Jan 10, 2024

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
Address	636 BRET HARTE LN, MURPHYS, CA 95247-9716

December 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 15, 2020
Property Address	306 ETHAN CT, SAN RAMON, CA 94583-3706
Document Number	0000313857
Instrument Date	Dec 9, 2020
Instrument	313857
Transaction Type	Transfer
Record Updated	Dec 29, 2020
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	636 BRET HARTE LN MURPHYS CA 952479716, MURPHYS, CA 95247-9716

September 2020: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 23, 2020
Property Address	306 ETHAN CT, SAN RAMON, CA 94583-3706
Document Number	0000213735
Instrument Date	Mar 17, 2020
Instrument	213735
Transaction Type	Transfer
Record Updated	Oct 19, 2020
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	177 MAPACHE DR PORTOLA VALLEY CA 940287315, PORTOLA VALLEY, CA 94028-7315

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	San Ramon City
Unified School District	San Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$189,388 (+2%) Land $55,415 Building $133,973
2025	$2,858.00 (+4.04%)	$185,676 (+4.04%) Land $54,329 Building $131,347
2023	$2,747.00 (-35.32%)	$178,468 Land $52,220 Building $126,248
2022	$4,247.00

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	Moderate above 46% of the US · lower than 72% of California
Wildfire Likelihood	0.09% annual chance
Exposure	Indirect 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	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 265 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: T-Mobile.

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