Alameda County property record for 4107 Opal St, Oakland, CA 94609
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,346 sqft · built 1914 |
| Lot Size | 0.13 acres (5,665 sqft) |
| Owner | Trust Name on File |
| Last Sale | $165,000 (Jul 1994) |
| Tax Bill | $5,505 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage Jul 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-1006-16-1 |
| Primary APN | 12-1006-16-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,346 sqft Living Area |
| Gross Area | 240 sqft |
| Basement Area | 240 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1914 |
|---|---|
| Effective Year Built | Effective 1914 |
| Architectural Style | L-Shape |
| Exterior Material | Wood Shingle |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 5,665 sqft (0.13 acres) |
| Heating System | Floor/Wall Furnace |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4107 OPAL ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94609-2617 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R70 |
| Legal Description | LOT: 00001 BLK: 0016 AR: 0012 PAGE: 1006 |
| Legal Subdivision | CENTRAL OAKLAND MAP 02 |
| Legal Block | P |
| Legal Lot Number | 1-3 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 401200 |
4107 Opal St is owner-occupied and held in a trust since October 2017.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4107 OPAL ST, OAKLAND, CA 94609-2617 |
| 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 |
|---|---|
| Mar 1, 2021 | Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE |
| Jul 15, 2020 | Deed of Trust, Mortgage · Conventional Mortgage MEGA CAPITAL FUNDING INC |
| Dec 21, 2017 | Quit Claim Deed, Transfer OTHER |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 8, 1994 · Amount on File |
| Deed Sale | Jul 8, 1994 · Amount on File |
| Deed Document Number | 1994245677 |
| Last Transfer Date | Oct 27, 2017 |
| Transfer Doc | 0000281754 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4107 OPAL ST, OAKLAND, CA 94609-2617 |
| Transaction Type | Mortgage |
| Record Updated | Apr 1, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 4107 OPAL ST, OAKLAND, CA 94609-2617 |
| Document Number | 0000085059 |
|---|---|
| Date | Mar 1, 2021 |
| Instrument | 2021085059 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Address | PONTIAC, MI 48341 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4107 OPAL ST, OAKLAND, CA 94609-2617 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000166621 |
|---|---|
| Date | Jul 15, 2020 |
| Instrument | 2020166621 |
| Name | MEGA CAPITAL FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Address | CALABASAS, CA 91302 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Aug 1, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Dec 21, 2017 |
| Property Address | 4107 OPAL ST, OAKLAND, CA 94609-2617 |
| Document Number | 0000281754 |
| Instrument Date | Oct 27, 2017 |
| Instrument | 281754 |
| Transaction Type | Transfer |
| Record Updated | Jan 10, 2018 |
| Title Company | OTHER |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4107 OPAL ST OAKLAND CA 946092617, OAKLAND, CA 94609-2617 |
The 2025 property tax bill for 4107 Opal St was $5,505 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 | $275,677 (-0.53%) Land $84,803 Building $197,874 | ||
| 2025 | $5,505.00 Homeowner's exemption | $277,134 Land $83,140 Building $193,994 | |
| 2023 | $5,441.00 Homeowner's exemption | $266,375 Land $79,912 Building $186,463 | $777,690 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4107 Opal St in Zone X, an area of minimal flood risk.
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 |
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 4107 Opal 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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