Alameda County property record for 4100 Patterson Ave, Oakland, CA 94619
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,079 sqft · built 1948 |
| Lot Size | 0.152 acres (6,601 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $2,881 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 30-1923-51-3 |
| Primary APN | 30-1923-51-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,079 sqft Living Area |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,601 sqft (0.152 acres) |
| Street Address | 4100 PATTERSON AVE |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94619-1557 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00003 BLK: 0051 AR: 0030 PAGE: 1923 |
| Legal Subdivision | KEY ROUTE HEIGHTS |
| Legal Block | 6 |
| Legal Lot Number | 46&47 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 406900 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 373 17TH AVE, SAN FRANCISCO, CA 94121-2312 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Aug 30, 2013 |
| Transfer Doc | 0000323500 |
| Record Updated | Sep 20, 2026 |
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 | $66,771 (+2%) Land $28,759 Building $38,012 | ||
| 2025 | $2,881.00 (+5.26%) | $65,462 (+4.04%) Land $28,195 Building $37,267 | |
| 2023 | $2,737.00 | $62,920 Land $27,100 Building $35,820 | $915,660 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 992 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 in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Etheric Networks, T-Mobile.
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