Alameda County property record for 4189 Opal St, Oakland, CA 94609 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,194 sqft · built 1914 |
| Lot Size | 0.104 acres (4,520 sqft) |
| Owner | Individual Name on File |
| Last Sale | $170,000 (Dec 1993) |
| Tax Bill | $5,566 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-1006-5 |
| Primary APN | 12-1006-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,194 sqft Living Area |
| Year Built | Built 1914 |
|---|---|
| Effective Year Built | Effective 1914 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 4,520 sqft (0.104 acres) |
| Street Address | 4189 OPAL ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94609-2617 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00003 BLK: 000J MP: 0021 PAGE: 0005 |
| Legal Subdivision | CENTRAL OAKLAND EAST/TELEGRAPH |
| Legal Block | J |
| Legal Lot Number | 3 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 401200 |
Source: Alameda County records · APN 12-1006-5
Assessment roll updated August 5, 2026 · Last verified August 2026
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 |
|---|---|
| Mailing Address | 1232 VINE ST, 7, CINCINNATI, OH 45202-7100 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 17, 1993 · Amount on Record |
| Deed Sale | Dec 17, 1993 · Amount on Record |
| Deed Document Number | 1993441519 |
| Record Updated | Sep 20, 2026 |
Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Oakland City |
| Unified School District | Oakland Unified School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $287,710 (-0.42%) Land $88,413 Building $206,297 | ||
| 2025 | $5,566.00 (+0.82%) Homeowner's exemption | $288,931 (+4.04%) Land $86,679 Building $202,252 | |
| 2023 | $5,521.00 Homeowner's exemption | $277,713 Land $83,314 Building $194,399 | $754,110 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060014012002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond 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, availability as of December 31, 2025 · Published October 2026 · based on 857 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Sonic Telecom | Fiber | 10,000 / 10,000 |
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: AT&T, T-Mobile USA, California Internet, Radiate Holdings, Xfinity, Google Fiber. Availability varies by address; speeds are provider-advertised maximums, not measured.
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