Alameda County property record for 4309 Webster St, Oakland, CA 94609
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,490 sqft · built 1919 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $6,286 (2025) |
| Deeds & Mortgages | Aug 2021 Reverse Mortgage Jul 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 13-1098-4 |
| Primary APN | 13-1098-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,490 sqft Living Area |
| Year Built | Built 1919 |
|---|---|
| Effective Year Built | Effective 1919 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 4,000 sqft (0.092 acres) |
| Street Address | 4309 WEBSTER ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94609-2128 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00004 BLK: AR: 0013 PAGE: 1098 |
| Legal Subdivision | CENTRAL OAKLAND |
| Legal Block | F |
| Legal Lot Number | 6 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 401100 |
4309 Webster St is owner-occupied and held in a trust since January 2025.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 4309 WEBSTER ST, OAKLAND, CA 94609-2128 |
| 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 24, 2021 | Deed of Trust, Mortgage · Reverse Mortgage OPEN MORTGAGE LLC |
| Jul 10, 2018 | Reverse Mortgage, Transfer AMERICAN ADVISORS |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jan 10, 2025 |
| Transfer Doc | 0000012783 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4309 WEBSTER ST, OAKLAND, CA 94609-2128 |
| Transaction Type | Mortgage |
| Record Updated | Sep 13, 2021 |
| Name | Verified Name |
|---|---|
| Address | 4309 WEBSTER ST, OAKLAND, CA 94609-2128 |
| Document Number | 0000286948 |
|---|---|
| Date | Aug 24, 2021 |
| Instrument | 2021286948 |
| Name | OPEN MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DOUGLASVILLE, GA 30135 |
| Type | Reverse Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Reverse Mortgage |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jul 10, 2018 |
| Property Address | 4309 WEBSTER ST, OAKLAND, CA 94609-2128 |
| Document Number | 0000135658 |
| Instrument Date | Jun 16, 2018 |
| Instrument | 135658 |
| Transaction Type | Transfer |
| Record Updated | Jul 24, 2018 |
| Title Company | FNC TITLE SERVICES |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4309 WEBSTER ST OAKLAND CA 946092128, OAKLAND, CA 94609-2128 |
| Document Number | 135659 |
|---|---|
| Date | Jul 10, 2018 |
| Instrument | 135659 |
| Name | AMERICAN ADVISORS |
|---|---|
| Address | 3800 W CHAPMAN AVE # 3RD, ORANGE, CA 92868-1638 |
| Amount | Amount on Record |
|---|
| Rate Type | Fixed Rate |
|---|
The 2025 property tax bill for 4309 Webster St was $6,286 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 | $364,323 (+0.08%) Land $111,397 Building $259,926 | ||
| 2025 | $6,286.00 Homeowner's exemption | $364,042 Land $109,212 Building $254,830 | |
| 2023 | $6,271.00 Homeowner's exemption | $349,907 Land $104,972 Building $244,935 | $1,489,230 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4309 Webster 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 4309 Webster 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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