Contra Costa County property record for 3399 Ashbourne Cir, San Ramon, CA 94583 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.5 ba · 5,017 sqft · built 2005 |
| Lot Size | 0.378 acres (16,478 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $2,517,500 (Aug 2006) |
| Tax Bill | $37,737 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 211-360-020-5 |
| Primary APN | 211-360-020-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 5,017 sqft Living Area |
| 1st Floor Area | 2,777 sqft |
| 2nd Floor Area | 2,240 sqft |
| Year Built | Built 2005 |
|---|---|
| Effective Year Built | Effective 2006 |
| Architectural Style | Cluster |
| Lot Area | 16,478 sqft (0.378 acres) |
| Garage Type | Attached |
| Garage Area | 867 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 3399 ASHBOURNE CIR |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-9113 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7996 L20 |
| Legal Tract | 7996 |
| Legal Lot Number | 20 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 345115 |
Source: Contra Costa County records · APN 211-360-020-5
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 Company Names on File |
|---|---|
| Mailing Address | 3399 ASHBOURNE CIR, SAN RAMON, CA 94583-9113 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 16, 2006 · Amount on Record |
| Deed Sale | Aug 16, 2006 · Amount on Record |
| Deed Document Number | 2006259537 |
| Last Transfer Date | Sep 16, 2016 |
| Transfer Doc | 0000240628 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $3,331,000 (+4.32%) Land $1,310,165 Building $2,020,835 | |
| 2025 | $37,737.00 (+12.81%) Homeowner's exemption | $3,193,000 (+14.24%) Land $1,255,886 Building $1,937,114 |
| 2023 | $33,451.00 (+7.96%) Homeowner's exemption | $2,795,000 Land $1,099,343 Building $1,695,657 |
| 2022 | $30,986.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | High above 89% of the US · above 71% of California |
|---|---|
| Wildfire Likelihood | About 1 in 103 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 136 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Etheric Communications, LLC. | Fixed Wireless (licensed-by-rule) | 250 / 100 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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