Alameda County property record for 4182 Emerald St, Oakland, CA 94609
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,929 sqft · built 1910 |
| Lot Size | 0.08 acres (3,500 sqft) |
| Owner | Company Name on Record |
| Last Sale | $240,000 (Aug 1997) |
| Tax Bill | $7,311 (2025) |
| Deeds & Mortgages | Feb 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-1002-17 |
| Primary APN | 12-1002-17 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,929 sqft Living Area |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1910 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 3,500 sqft (0.08 acres) |
| Street Address | 4182 EMERALD ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94609-2637 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | LOT: 00017 BLK: AR: 0012 PAGE: 1002 |
| Legal Subdivision | ALTON PARK |
| Legal Block | E |
| Legal Lot Number | 4&5 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 401200 |
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 | 4180 EMERALD ST, OAKLAND, CA 94609-2637 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 15, 1997 · Amount on Record |
| Deed Sale | Aug 15, 1997 · Amount on Record |
| Prior Sale | Aug 28, 1995 · Amount on Record |
| Deed Document Number | 1997207386 |
| Last Transfer Date | Dec 15, 2017 |
| Transfer Doc | 0000030252 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Feb 8, 2018 |
| Property Address | 4182 EMERALD ST, OAKLAND, CA 94609-2637 |
| Document Number | 0000030252 |
| Instrument Date | Dec 15, 2017 |
| Instrument | 30252 |
| Transaction Type | Transfer |
| Record Updated | Feb 27, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4180 EMERALD ST OAKLAND CA 946092637, OAKLAND, CA 94609-2637 |
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 |
|---|---|---|
| 2026 | $383,863 (+0.17%) Land $117,259 Building $273,604 | |
| 2025 | $7,311.00 (+0.76%) Homeowner's exemption | $383,200 (+4.04%) Land $114,960 Building $268,240 |
| 2023 | $7,256.00 Homeowner's exemption | $368,322 Land $110,496 Building $257,826 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
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 808 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks, Google Fiber.
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