Alameda County property record for 5 Blair Ave, Piedmont, CA 94611
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2.5 ba · 3,105 sqft · built 1912 |
| Lot Size | 0.09 acres (3,939 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $2,385,000 (Jun 2024) |
| Tax Bill | $35,115 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 50-4540-10 |
| Primary APN | 50-4540-10 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 3,105 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1912 |
|---|---|
| Effective Year Built | Effective 1915 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 3,939 sqft (0.09 acres) |
| Lot Dimensions | 101 ft deep x 39 ft wide |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 5 BLAIR AVE |
|---|---|
| City | PIEDMONT |
| State | CA |
| Zip | 94611-4101 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00010 BLK: AR: 0050 PAGE: 4540 |
| Legal Subdivision | FREEMANS |
| Legal Block | 2 |
| Legal Lot Number | F |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 1 |
| Census Block | 1019 |
| Census Tract | 426200 |
5 Blair Ave is owner-occupied and held in a trust since June 2024.
Source: Alameda County records, as of August 26, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 5 BLAIR AVE, PIEDMONT, CA 94611-4101 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Revocable Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 18, 2024 · Amount on File |
| Deed Sale | Jun 18, 2024 · Amount on File |
| Prior Sale | Jul 31, 1995 · Amount on File |
| Deed Document Number | 202473981 |
| Prior Transfer Date | May 23, 1995 |
| Prior Transfer Doc | 0000116050 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 5 Blair Ave was $35,115 with a homeowner's exemption, up 148.5% from the year before.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Piedmont City |
| Unified School District | Piedmont City Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,474,353 (+1.95%) Land $744,406 Building $1,736,947 | ||
| 2025 | $35,115.00 (+148.48%) | $2,427,100 Land $729,810 Building $1,702,890 | |
| 2024 | $14,132.00 (+1.6%) | ||
| 2023 | $13,909.00 | $710,513 Land $213,154 Building $497,359 | $2,717,370 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 5 Blair Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 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.
The area around 5 Blair Ave 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 | 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 827 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · Fixed Wireless 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: GeoLinks.
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