Alameda County property record for 420 48th St, Oakland, CA 94609
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,780 sqft · built 1918 |
| Lot Size | 0.112 acres (4,860 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,600,000 (Aug 2025) |
| Tax Bill | $18,787 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-1145-12 |
| Primary APN | 13-1145-12 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,780 sqft Living Area |
| Year Built | Built 1918 |
|---|---|
| Effective Year Built | Effective 1918 |
| Construction Type | Wood |
| Lot Area | 4,860 sqft (0.112 acres) |
| Street Address | 420 48TH ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94609-2127 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00012 BLK: AR: 0013 PAGE: 1145 |
| Legal Subdivision | CENTRAL OAKLAND #2 |
| Legal Block | F |
| Legal Lot Number | 69 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 1 |
| Census Block | 1014 |
| Census Tract | 401200 |
420 48th St is owned and occupied by two individuals who bought it in August 2025.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 420 48TH ST, OAKLAND, CA 94609-2127 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Husband and Wife |
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 | Aug 25, 2025 · Amount on File |
| Deed Sale | Aug 25, 2025 · Amount on File |
| Prior Sale | Feb 18, 2025 · Amount on File |
| Deed Document Number | 2025106565 |
| Prior Transfer Date | Mar 10, 2023 |
| Prior Transfer Doc | 0000031938 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 420 48th St was $18,787.
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 | $1,600,000 (+25.64%) Land $480,000 Building $1,120,000 | ||
| 2025 | $18,787.00 | $1,273,440 Land $382,032 Building $891,408 | |
| 2023 | $19,103.00 | $1,224,000 Land $367,200 Building $856,800 | $1,565,460 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 420 48th St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1982.
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 |
| Nearby Flood Claims | 1 (1982) |
| Most Recent Claim | Jan 1982 · Severe Storms, Flood, Mudslides & High Tide |
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 420 48th 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 857 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 · Fiber in parts of the area | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: Astound Broadband, GeoLinks, Google Fiber, T-Mobile.
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