Alameda County property record for 4101 Opal St, Oakland, CA 94609
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,089 sqft · built 1915 |
| Lot Size | 0.04 acres (1,743 sqft) |
| Owner | Individual Name on File |
| Last Sale | $1,250,000 (Mar 2022) |
| Tax Bill | $19,104 (2025) |
| Deeds & Mortgages | Mar 2022 Sale & Mortgage Dec 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-1006-37 |
| Primary APN | 12-1006-37 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,089 sqft Living Area |
| Year Built | Built 1915 |
|---|---|
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 1,743 sqft (0.04 acres) |
| Street Address | 4101 OPAL ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94609-2617 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 401200 |
Source: Alameda County records · APN 12-1006-37
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 4101 OPAL ST, OAKLAND, CA 94609-2617 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Mar 09, 2022 | Grant Deed, Transfer · Conventional Mortgage MUFG UNION BANK NA |
| Dec 09, 2021 | Deed of Trust, Mortgage · Commercial Mortgage TESSA GRAGG TRUST |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Mar 09, 2022 · Amount on Record |
| Deed Sale | Mar 09, 2022 · Amount on Record |
| Prior Sale | Jan 27, 2016 |
| Deed Document Number | 2022050195 |
| Record Updated | Jun 08, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Mar 09, 2022 |
| Property Address | 4101 OPAL ST, OAKLAND, CA 94609-2617 |
| Document Number | 0000050195 |
| Map Reference | MB 328 PG 52&53 |
| Instrument Date | Mar 03, 2022 |
| Instrument | 2022050195 |
| Transaction Type | Transfer |
| Record Updated | Mar 29, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $20,125.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 4101 OPAL ST, OAKLAND, CA 94609-2617 |
| Document Number | 0000050196 |
|---|---|
| Date | Mar 09, 2022 |
| Instrument | 2022050196 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 01, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.87% |
| Type Change Date | Apr 01, 2029 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 4.87% |
| Index | Other |
| Max Rate | 8.87% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4101 OPAL ST, OAKLAND, CA 94609-2617 |
| Transaction Type | Mortgage |
| Record Updated | Jan 07, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Address | 4101 OPAL ST, OAKLAND, CA 94609-2617 |
| Document Number | 0000392801 |
|---|---|
| Date | Dec 09, 2021 |
| Instrument | 2021392801 |
| Name | TESSA GRAGG TRUST |
|---|---|
| Type | Private Party |
| Address | 130 POMONA AVE, EL CERRITO, CA 94530 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Oakland City |
| Unified School District | Oakland Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $19,104.00 (-1.11%) Homeowner's exemption | $1,338,740 (+5%) Land $397,950 Building $940,790 |
| 2023 | $19,319.00 Homeowner's exemption | $1,275,000 Land $382,500 Building $892,500 |
Source: FEMA National Flood Hazard Layer as of May 25, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| 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 Communications, LLC. Fixed Wireless | 250 / 100 |
May also be available: California Internet, Google Fiber, Radiate Holdings, T-Mobile USA.
Based on FCC filings for 857 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | EAST BAY MUD serves 1,468,000 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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