Alameda County property record for 4429 Roscommon Way, Dublin, CA 94568
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,902 sqft · built 2000 |
| Lot Size | 0.101 acres (4,398 sqft) |
| Owner | Trust Name on File |
| Last Sale | $1,111,500 (Mar 2016) |
| Tax Bill | $17,623 (2025) |
| Deeds & Mortgages | May 2021 Transfer May 2021 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 986-20-49 |
| Primary APN | 986-20-49 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,902 sqft Living Area |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2001 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 4,398 sqft (0.101 acres) |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 4429 ROSCOMMON WAY |
|---|---|
| City | DUBLIN |
| State | CA |
| Zip | 94568-7815 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00047 BLK: TR: 7084 |
| Legal Subdivision | TARCT 7084 |
| Legal Tract | 7084 |
| Legal Lot Number | 47 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 450101 |
4429 Roscommon Way is owner-occupied and held in a trust since July 2020.
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4429 ROSCOMMON WAY, DUBLIN, CA 94568-7815 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| May 5, 2021 | Intrafamily Transfer, Transfer FIRST AMERICAN TITLE |
| May 5, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage GOOGAIN INC |
| Jan 3, 2020 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Jan 9, 2017 | Deed of Trust, Mortgage · Conventional Mortgage GOOGAIN |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 21, 2016 · Amount on File |
| Deed Sale | Mar 21, 2016 · Amount on File |
| Prior Sale | Jan 4, 2016 · Amount on File |
| Deed Document Number | 201666561 |
| Last Transfer Date | Jul 15, 2020 |
| Transfer Doc | 0000175104 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | May 5, 2021 |
| Property Address | 4429 ROSCOMMON WAY, DUBLIN, CA 94568-7815 |
| Document Number | 0000175106 |
| Map Reference | MB 248 PG 75-85 |
| Instrument Date | Jul 15, 2020 |
| Instrument | 2021175106 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | FIRST AMERICAN TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 4429 ROSCOMMON WAY, DUBLIN, CA 94568-7815 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | May 5, 2021 |
| Property Address | 4429 ROSCOMMON WAY, DUBLIN, CA 94568-7815 |
| Document Number | 0000175104 |
| Map Reference | MB 248 PG 75-85 |
| Instrument Date | Jul 15, 2020 |
| Instrument | 2021175104 |
| Transaction Type | Transfer |
| Record Updated | May 19, 2021 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN TITLE INS CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 4429 ROSCOMMON WAY, DUBLIN, CA 94568-7815 |
| Document Number | 0000175105 |
|---|---|
| Date | May 5, 2021 |
| Instrument | 2021175105 |
| Name | GOOGAIN INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 352 Months |
| Due | Sep 1, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jan 3, 2020 |
| Property Address | 4429 ROSCOMMON WAY, DUBLIN, CA 94568-7815 |
| Document Number | 0000001642 |
| Instrument Date | Jan 2, 2020 |
| Instrument | 1642 |
| Transaction Type | Transfer |
| Record Updated | Feb 24, 2020 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4429 ROSCOMMON WAY DUBLIN CA 945687815, DUBLIN, CA 94568-7815 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4429 ROSCOMMON WAY, DUBLIN, CA 94568-7815 |
| Document Number | 0000024260 |
| Instrument Date | Jan 9, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Feb 15, 2017 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 4429 ROSCOMMON WAY DUBLIN CA 945687815, DUBLIN, CA 94568-7815 |
| Document Number | 0000024260 |
|---|---|
| Date | Jan 31, 2017 |
| Instrument | 24260 |
| Name | GOOGAIN |
|---|---|
| Address | SUNNYVALE, CA 94086 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jan 30, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.87% |
The 2025 property tax bill for 4429 Roscommon Way was $17,623 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Dublin City |
| Unified School District | Dublin Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,335,069 (+1.47%) Land $402,560 Building $939,509 | ||
| 2025 | $17,623.00 Homeowner's exemption | $1,315,759 Land $394,668 Building $921,091 | |
| 2023 | $17,161.00 Homeowner's exemption | $1,264,674 Land $379,345 Building $885,329 | $1,645,740 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4429 Roscommon Way in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective May 25, 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 |
| Nearby Flood Policies | 1 in force |
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.
The area around 4429 Roscommon Way has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | DUBLIN SAN RAMON SERVICES DISTRICT serves 98,776 people · EPA ID CA0110009 |
|---|---|
| Water Source | Purchased surface water from ZONE 7 WATER AGENCY |
| Last State Inspection | Sep 2024 |
| Lead | Under 1 ppb (2023–2025) 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.
Source: FCC Broadband Data Collection, based on 471 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Sail Internet.
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