Alameda County property record for 2831 21st Ave, Oakland, CA 94606
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 5 ba · 1,956 sqft · built 1912 |
| Lot Size | 0.124 acres (5,400 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $730,000 (Dec 2025) |
| Tax Bill | $5,069 (2025) |
| Deeds & Mortgages | Dec 2025 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 22-366-3 |
| Primary APN | 22-366-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 5 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,956 sqft Living Area |
| Gross Area | 400 sqft |
| Basement Area | 400 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1912 |
|---|---|
| Effective Year Built | Effective 1912 |
| Architectural Style | L-Shape |
| Exterior Material | Wood Siding |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 5,400 sqft (0.124 acres) |
| Lot Dimensions | 120 ft deep x 45 ft wide |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 2831 21ST AVE |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94606-3403 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R50 |
| Legal Description | LOT: 00003 BLK: AR: 0022 PAGE: 0366 |
| Legal Subdivision | NORTHERN ADD |
| Legal Block | 97 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 405700 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 2831 21ST AVE, OAKLAND, CA 94606-3403 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 2, 2025 · Amount on Record |
| Deed Sale | Dec 2, 2025 · Amount on Record |
| Deed Document Number | 2025151672 |
| Prior Transfer Date | Jul 30, 2014 |
| Prior Transfer Doc | 0000195229 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Dec 2, 2025 |
| Property Address | 2831 21ST AVE, OAKLAND, CA 94606-3403 |
| Document Number | 0000151672 |
| Map Reference | MB 5 PG 27 |
| Instrument Date | Nov 25, 2025 |
| Instrument | 2025151672 |
| Transaction Type | Transfer |
| Record Updated | Jan 6, 2026 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $11,753.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Right of Survivorship |
| Address | 2831 21ST AVE, OAKLAND, CA 94606-3403 |
| Document Number | 0000151673 |
|---|---|
| Date | Dec 2, 2025 |
| Instrument | 2025151673 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jan 1, 2056 |
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 | $730,000 (+178.07%) Land $220,000 Building $510,000 | ||
| 2025 | $5,069.00 (+1.38%) Homeowner's exemption | $262,523 (+4.04%) Land $78,813 Building $183,710 | |
| 2023 | $5,000.00 Homeowner's exemption | $252,330 Land $75,753 Building $176,577 | $830,160 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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.
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 1,078 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 | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile.
5G (outdoors only) and 4G LTE
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