Contra Costa County property record for 3527 Ashbourne Cir, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.5 ba · 5,303 sqft · built 2004 |
| Lot Size | 0.328 acres (14,300 sqft) |
| Owner | Trust Name on File |
| Last Sale | $1,460,500 (Aug 2004) |
| Tax Bill | $25,282 (2025) |
| Deeds & Mortgages | Apr 2022 Mortgage Aug 2021 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 211-280-010-3 |
| Primary APN | 211-280-010-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 14 Rooms |
| Stories | 2 Stories |
| Building Area | 5,303 sqft Living Area |
| 1st Floor Area | 2,749 sqft |
| 2nd Floor Area | 2,554 sqft |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2004 |
| Architectural Style | Cluster |
| Lot Area | 14,300 sqft (0.328 acres) |
| Garage Type | Attached |
| Garage Area | 668 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 3527 ASHBOURNE CIR |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-6014 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P1 |
| Legal Description | T7575 L18 |
| Legal Subdivision | SUBDIVISION 7575 |
| Legal Tract | 7575 |
| Legal Lot Number | 18 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 345115 |
3527 Ashbourne Cir is owner-occupied and held in a trust since October 2004.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3527 ASHBOURNE CIR, SAN RAMON, CA 94583-6014 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Apr 26, 2022 | Deed of Trust, Mortgage · Conventional Mortgage CITY NATIONAL BANK |
| Aug 25, 2021 | Intrafamily Transfer, Transfer · Line of Credit CITY NATIONAL BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 31, 2004 · Amount on File |
| Deed Sale | Aug 31, 2004 · Amount on File |
| Deed Document Number | 2004337145 |
| Last Transfer Date | Oct 15, 2004 |
| Transfer Doc | 0000403293 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3527 ASHBOURNE CIR, SAN RAMON, CA 94583-6014 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE |
| Name | Verified Name |
|---|---|
| Address | 3527 ASHBOURNE CIR, SAN RAMON, CA 94583-6014 |
| Document Number | 0000071838 |
|---|---|
| Date | Apr 26, 2022 |
| Instrument | 2022-071838 |
| Name | CITY NATIONAL BANK |
|---|---|
| Type | Bank |
| Address | LOS ANGELES, CA 90071 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2052 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 25, 2021 |
| Property Address | 3527 ASHBOURNE CIR, SAN RAMON, CA 94583-6014 |
| Document Number | 0000238731 |
| Map Reference | MB 432 PG 30 |
| Instrument Date | Jul 20, 2021 |
| Instrument | 2021-238731 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | LAWYERS TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 3527 ASHBOURNE CIR, SAN RAMON, CA 94583-6014 |
| Document Number | 0000238732 |
|---|---|
| Date | Aug 25, 2021 |
| Instrument | 2021-238732 |
| Name | CITY NATIONAL BANK |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Aug 1, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
The 2025 property tax bill for 3527 Ashbourne Cir was $25,282 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,076,225 (+2%) Land $938,374 Building $1,137,851 | |
| 2025 | $25,282.00 | $2,035,516 Land $919,975 Building $1,115,541 |
| 2023 | $24,403.00 (+3.31%) | $1,956,476 Land $884,252 Building $1,072,224 |
| 2022 | $23,622.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3527 Ashbourne Cir in Zone X, an area of minimal flood risk.
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 risk around 3527 Ashbourne Cir is very high, ranking above 92% of the US, with a 1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Very High above 92% of the US · above 75% of California |
|---|---|
| Wildfire Likelihood | 1% annual chance |
| Exposure | Direct burnable vegetation |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 136 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 |
| Etheric Networks Fixed Wireless | 250 / 100 |
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