Alameda County property record for 4800 Valerio St, Dublin, CA 94568
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,336 sqft · built 2010 |
| Lot Size | 0.127 acres (5,519 sqft) |
| Owner | Trust Name on File |
| Last Sale | $703,000 (Aug 2010) |
| Tax Bill | $12,682 (2025) |
| Deeds & Mortgages | Aug 2023 Transfer Mar 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 985-73-25 |
| Primary APN | 985-73-25 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,336 sqft Living Area |
| Year Built | Built 2010 |
|---|---|
| Effective Year Built | Effective 2010 |
| Architectural Style | H-Shape |
| Construction Type | Wood |
| Lot Area | 5,519 sqft (0.127 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 4800 VALERIO ST |
|---|---|
| City | DUBLIN |
| State | CA |
| Zip | 94568-4856 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00019 BLK: TR: 7853 |
| Legal Subdivision | TRACT 7853 |
| Legal Tract | 7853 |
| Legal Lot Number | 19 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 1 |
| Census Block | 1039 |
| Census Tract | 450751 |
4800 Valerio St is owner-occupied and held in a trust since August 2023.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4800 VALERIO ST, DUBLIN, CA 94568-4856 |
| 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 |
|---|---|
| Aug 14, 2023 | Intrafamily Transfer, Transfer |
| Mar 15, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 19, 2010 · Amount on File |
| Deed Sale | Aug 19, 2010 · Amount on File |
| Deed Document Number | 2010240189 |
| Last Transfer Date | Aug 12, 2023 |
| Transfer Doc | 0000091959 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Aug 14, 2023 |
| Property Address | 4800 VALERIO ST, DUBLIN, CA 94568-4856 |
| Document Number | 0000091959 |
| Map Reference | MB 303 PG 1 |
| Instrument Date | Aug 12, 2023 |
| Instrument | 2023091959 |
| Transaction Type | Transfer |
| Record Updated | Sep 5, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4800 VALERIO ST, DUBLIN, CA 94568-4856 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4800 VALERIO ST, DUBLIN, CA 94568-4856 |
| Transaction Type | Mortgage |
| Record Updated | Apr 6, 2021 |
| Name | Verified Name |
|---|---|
| Address | 4800 VALERIO ST, DUBLIN, CA 94568-4856 |
| Document Number | 0000105707 |
|---|---|
| Date | Mar 15, 2021 |
| Instrument | 2021105707 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 118 Months |
| Due | Jan 1, 2031 |
The 2025 property tax bill for 4800 Valerio St was $12,682 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 | $911,362 (+1.22%) Land $275,456 Building $642,906 | ||
| 2025 | $12,682.00 Homeowner's exemption | $900,356 Land $270,055 Building $630,301 | |
| 2023 | $12,791.00 (+1.35%) Homeowner's exemption | $865,406 (+2%) Land $259,572 Building $605,834 | $1,593,000 |
| 2022 | $12,620.00 Homeowner's exemption | $848,441 Land $254,484 Building $593,957 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4800 Valerio St in Zone X, an area of minimal flood risk.
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 |
|---|---|
| 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.
Wildfire risk around 4800 Valerio St is moderate, ranking above 52% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 52% of the US · lower than 69% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 667 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| Sail Internet Fixed Wireless | 200 / 100 |
5G (outdoors only) and 4G LTE
Search by:
By searching, you agree to: Terms • Privacy • Disclosures