Alameda County property record for 8422 B St, Oakland, CA 94621
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,648 sqft · built 1959 |
| Lot Size | 0.172 acres (7,480 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $4,874 (2025) |
| Deeds & Mortgages | Mar 2023 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 42-4257-14-3 |
| Primary APN | 42-4257-14-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,648 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1962 |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 7,480 sqft (0.172 acres) |
| Garage Type | Attached |
| Heating System | Floor/Wall Furnace |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 8422 B ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94621-1826 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R30 |
| Legal Description | LOT: 00003 BLK: 0014 AR: 0042 PAGE: 4257 |
| Legal Subdivision | KINSELL RESUB |
| Legal Block | F |
| Legal Lot Number | 19,20 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 409500 |
8422 B St is owned by a company that acquired it in April 2025 and is owner-occupied.
Source: Alameda County records, as of October 19, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 8422 B ST, OAKLAND, CA 94621-1826 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Life Tenant |
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 27, 2024 |
| Deed Sale | Jun 27, 2024 |
| Prior Sale | Jul 18, 1996 · Amount on File |
| Deed Document Number | 202478281 |
| Last Transfer Date | Apr 8, 2025 |
| Transfer Doc | 0000049815 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 8422 B ST, OAKLAND, CA 94621-1826 |
| Transaction Type | Mortgage |
| Record Updated | Apr 4, 2023 |
| Name | Verified Name |
|---|---|
| Address | 8422 B ST 8420, 8420, OAKLAND, CA 94621-1826 |
| Document Number | 0000028210 |
|---|---|
| Date | Mar 8, 2023 |
| Instrument | 2023028210 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2053 |
The 2025 property tax bill for 8422 B St was $4,874 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Oakland City |
| Unified School District | Oakland Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $182,371 (-1.77%) Land $56,811 Building $132,560 | ||
| 2025 | $4,874.00 Homeowner's exemption | $185,658 Land $55,697 Building $129,961 | |
| 2023 | $4,724.00 Homeowner's exemption | $178,450 Land $53,535 Building $124,915 | $412,920 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 8422 B St 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 8422 B St 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 1,104 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 · DSL · 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 |
May also be available: Etheric Networks, GeoLinks, T-Mobile.
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