9457 Thunderbird Pl, San Ramon, CA 94583 Property Records

Contra Costa County property record for 9457 Thunderbird Pl, San Ramon, CA 94583

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,112 sqft · built 1977
Lot Size	0.207 acres (9,000 sqft)
Owner	2 Individual Names on File
Last Sale	$1,800,000 (Nov 2021)
Tax Bill	$19,826 (2025)
Deeds & Mortgages	Nov 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`210-651-025-4`

Property Details

APN / Parcel Number

Primary APN	`210-651-025-4`
Alternative APN	`210-651-025`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	2,112 sqft Living Area
1st Floor Area	2,112 sqft

Exterior

Year Built	Built 1977
Effective Year Built	Effective 2000
Lot Area	9,000 sqft (0.207 acres)
Garage Type	Attached
Garage Area	633 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	9457 THUNDERBIRD PL
City	SAN RAMON
State	CA
Zip	94583-3623
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T04196 L0025 B EX MR
Legal Subdivision	SUBDIVISION 4196
Legal Tract	04196
Legal Lot Number	25
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 · APN 210-651-025-4

Assessment roll updated July 14, 2026 · Last verified July 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 File
Mailing Address	9457 THUNDERBIRD PL, SAN RAMON, CA 94583-3623
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Nov 12, 2021 · Amount on Record
Deed Sale	Nov 12, 2021 · Amount on Record
Prior Sale	Apr 14, 2000 · Amount on Record
Deed Document Number	2021315109
Prior Transfer Date	May 23, 2012
Prior Transfer Doc	0000138072
Record Updated	Sep 20, 2026

November 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Nov 12, 2021
Property Address	9457 THUNDERBIRD PL, SAN RAMON, CA 94583-3623
Document Number	0000315109
Map Reference	MB 177 PG 4
Instrument Date	Nov 09, 2021
Instrument	2021-315109
Transaction Type	Transfer
Record Updated	Nov 03, 2022
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
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	9457 THUNDERBIRD PL, SAN RAMON, CA 94583-3623

Mortgage

Document Number	0000315110
Date	Nov 12, 2021
Instrument	2021-315110

Lender

Name	LOANDEPOT.COM LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 01, 2051

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2026		$1,753,000 (-) Land $925,194 Building $827,806
2025	$19,826.00 (+9.89%)	$1,753,000 (+10.67%) Land $925,000 Building $828,000
2023	$18,041.00 (-12.55%)	$1,584,000 Land $836,000 Building $748,000
2022	$20,631.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133451032, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

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

Wildfire

Wildfire Risk	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.03% annual chance
Exposure	Direct burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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

May also be available: AT&T.

Based on FCC filings for 292 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA0110005, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	EAST BAY MUD serves 1,468,000 people
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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.