Contra Costa County property record for 9491 Thunderbird Pl, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,094 sqft · built 1977 |
| Lot Size | 0.253 acres (11,025 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $689,500 (Dec 2009) |
| Tax Bill | $10,482 (2025) |
| Deeds & Mortgages | Sep 2020 Mortgage Mar 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 210-652-004-8 |
| Primary APN | 210-652-004-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,094 sqft Living Area |
| 1st Floor Area | 1,540 sqft |
| 2nd Floor Area | 1,554 sqft |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1978 |
| Lot Area | 11,025 sqft (0.253 acres) |
| Garage Type | Attached |
| Garage Area | 615 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 9491 THUNDERBIRD PL |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-3625 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-10 |
| Legal Description | T04196 L0040 B EX MR |
| Legal Subdivision | SUBDIVISION 4196 |
| Legal Tract | 04196 |
| Legal Lot Number | 40 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 345103 |
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 | 9491 THUNDERBIRD PL, SAN RAMON, CA 94583-3625 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Sep 3, 2020 | Deed of Trust, Mortgage · Conventional Mortgage CITIBANK NA |
| Mar 10, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 31, 2009 · Amount on Record |
| Deed Sale | Dec 31, 2009 · Amount on Record |
| Prior Sale | Sep 21, 2009 · Amount on Record |
| Deed Document Number | 2009306315 |
| Prior Transfer Date | Sep 14, 1995 |
| Prior Transfer Doc | 0000155145 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 9491 THUNDERBIRD PL, SAN RAMON, CA 94583-3625 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | TITLE CONNECT INC SANTA |
| Name | Verified Name |
|---|---|
| Address | 9491 THUNDERBIRD PL, SAN RAMON, CA 94583-3625 |
| Document Number | 0000193695 |
|---|---|
| Date | Sep 3, 2020 |
| Instrument | 2020-193695 |
| Name | CITIBANK NA |
|---|---|
| Type | Bank |
| Address | O FALLON, MO 63368 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Sep 1, 2035 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 9491 THUNDERBIRD PL, SAN RAMON, CA 94583-3625 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 9491 THUNDERBIRD PL, SAN RAMON, CA 94583-3625 |
| Document Number | 0000072696 |
|---|---|
| Date | Mar 10, 2021 |
| Instrument | 2021-072696 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Apr 1, 2036 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $907,675 (+2%) Land $501,630 Building $406,045 | |
| 2025 | $10,482.00 (+3.66%) | $889,879 (+4.04%) Land $491,795 Building $398,084 |
| 2023 | $10,112.00 (+0.73%) | $855,326 Land $472,699 Building $382,627 |
| 2022 | $10,039.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 500 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 93% of the US · lower than 96% 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.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 350 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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