9453 Thunderbird Pl, San Ramon, CA 94583 Property Records

Contra Costa County property record for 9453 Thunderbird Pl, San Ramon, CA 94583

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,750 sqft · built 1977
Lot Size	0.22 acres (9,600 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,335,000 (May 2018)
Tax Bill	$17,293 (2025)
Deeds & Mortgages	Apr 2020 Mortgage May 2018 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`210-651-023-9`

Property Details

APN / Parcel Number

Primary APN	`210-651-023-9`
Alternative APN	`210-651-023`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	2,750 sqft Living Area
1st Floor Area	1,582 sqft
2nd Floor Area	1,168 sqft

Exterior

Year Built	Built 1977
Effective Year Built	Effective 1985
Lot Area	9,600 sqft (0.22 acres)
Garage Type	Attached
Garage Area	654 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	9453 THUNDERBIRD PL
City	SAN RAMON
State	CA
Zip	94583-3623
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T04196 L0023 B EX MR
Legal Subdivision	SUBDIVISION 4196
Legal Tract	04196
Legal Lot Number	23
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2002
Census Tract	345103

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	2 Individual Names on Record
Mailing Address	9453 THUNDERBIRD PL, SAN RAMON, CA 94583-3623
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Apr 15, 2020	Deed of Trust, Mortgage · Conventional Mortgage ALLY BANK
May 8, 2018	Grant Deed, Transfer · Conventional Mortgage LENDUS LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 8, 2018 · Amount on Record
Deed Sale	May 8, 2018 · Amount on Record
Deed Document Number	201871680
Prior Transfer Date	Mar 25, 2016
Prior Transfer Doc	0000078383
Record Updated	Oct 29, 2026

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	9453 THUNDERBIRD PL, SAN RAMON, CA 94583-3623
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	TITLE365

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000070996
Date	Apr 15, 2020
Instrument	2020-070996

Lender

Name	ALLY BANK
Type	Bank
Address	CHARLOTTE, NC 28202

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2050

May 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	May 8, 2018
Property Address	9453 THUNDERBIRD PL, SAN RAMON, CA 94583-3623
Document Number	0000071680
Map Reference	MB 177 PG 4
Instrument Date	Apr 30, 2018
Instrument	2018-071680
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE COMP

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Calculated from Transfer Tax
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	1439 CRESTWOOD DR, SOUTH SAN FRANCISCO, CA 94080-1202

Mortgage

Document Number	0000071681
Date	May 8, 2018
Instrument	2018-071681

Lender

Name	LENDUS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 1, 2048

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		$1,549,374 (+2%) Land $934,267 Building $615,107
2025	$17,293.00 (+3.61%)	$1,518,996 (+4.04%) Land $915,949 Building $603,047
2023	$16,691.00 (+0.73%)	$1,460,014 Land $880,383 Building $579,631
2022	$16,570.00

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 minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 10 policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	10 in force
Nearby Flood Claims	1 (2022)
Most Recent Claim	Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides

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	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.03% annual chance
Exposure	Direct burnable vegetation

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 292 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless	1,000 / 75
Unwired Fixed Wireless	300 / 25
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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