3155 Ashbourne Cir, San Ramon, CA 94583 Property Records

Contra Costa County property record for 3155 Ashbourne Cir, San Ramon, CA 94583

Property Summary

Property Type	Single Family Home
Details	5 bd · 6 ba · 5,460 sqft · built 2010
Lot Size	0.431 acres (18,781 sqft)
Owner	2 Individual Names on File
Last Sale	$3,350,000 (Apr 2023)
Tax Bill	$38,895 (2025)
Deeds & Mortgages	Apr 2023 Sale & Mortgage Oct 2017 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`211-380-020-1`

Property Details

APN / Parcel Number

Primary APN	`211-380-020-1`
Alternative APN	`211-380-020`

Interior

Bedrooms	5 Beds
Full Baths	6 Baths
Half Baths	1 Half Bath
Total Rooms	14 Rooms
Stories	2 Stories
Building Area	5,460 sqft Living Area
1st Floor Area	2,485 sqft
2nd Floor Area	2,775 sqft
Basement Area	116 sqft

Exterior

Year Built	Built 2010
Effective Year Built	Effective 2011
Architectural Style	Cluster
Lot Area	18,781 sqft (0.431 acres)
Garage Type	Attached
Garage Area	696 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	3155 ASHBOURNE CIR
City	SAN RAMON
State	CA
Zip	94583-9100
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	P1
Legal Description	T7996 L65
Legal Subdivision	SUBDIVISION 7996
Legal Tract	7996
Legal Lot Number	65
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1003
Census Tract	345115

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	2 Individual Names on File
Mailing Address	3155 ASHBOURNE CIR, SAN RAMON, CA 94583-9100
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Apr 28, 2023	Grant Deed, Transfer · Conventional Mortgage BANK OF THE WEST
Oct 31, 2017	Grant Deed, Transfer · ARM US BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 28, 2023 · Amount on File
Deed Sale	Apr 28, 2023 · Amount on File
Prior Sale	Oct 31, 2017 · Amount on File
Deed Document Number	202339466
Record Updated	Oct 29, 2026

April 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 28, 2023
Property Address	3155 ASHBOURNE CIR, SAN RAMON, CA 94583-9100
Document Number	0000039466
Map Reference	MB 473 PG 46-63
Instrument Date	Apr 18, 2023
Instrument	2023-039466
Transaction Type	Transfer
Record Updated	May 9, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
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	3155 ASHBOURNE CIR, SAN RAMON, CA 94583-9100

Mortgage

Document Number	0000039467
Date	Apr 28, 2023
Instrument	2023-039467

Lender

Name	BANK OF THE WEST
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	May 1, 2053

Interest

Rate Type	Adjustable Rate
Rate	5.12%
Type Change Date	May 1, 2030
Change Frequency	6 Months
Min Rate At Change	3%
Max Rate At Change	10.1%
Index	Other
Margin	3
Max Rate	10.1%

October 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 31, 2017
Property Address	3155 ASHBOURNE CIR, SAN RAMON, CA 94583-9100
Document Number	0000205000
Map Reference	MAP473 PG46-63
Instrument Date	Sep 29, 2017
Instrument	2017-205000
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	WESTMINSTER TITLE CO INC

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
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	3155 ASHBOURNE CIR, SAN RAMON, CA 94583-9100

Mortgage

Document Number	0000205001
Date	Oct 31, 2017
Instrument	2017-205001

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	Nov 1, 2047

Interest

Rate Type	Adjustable Rate
Rate	3.25%
Adjustable	Adjustable Rate Rider
Type Change Date	Nov 1, 2024
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	8.25%
Index	1-Year CMT
Max Rate	8.25%

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$3,456,000 (+4.73%) Land $1,856,955 Building $1,599,045
2025	$38,895.00 (+30.46%) Homeowner's exemption	$3,300,000 (+34.11%) Land $1,800,000 Building $1,500,000
2023	$29,813.00 (+2.84%) Homeowner's exemption	$2,460,702 Land $1,090,911 Building $1,369,791
2022	$28,991.00

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	High above 88% of the US · above 70% of California
Wildfire Likelihood	0.9% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 114 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25

May also be available: Etheric Networks.

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