Alameda County property record for 840 20th St, Oakland, CA 94607
| Property Type | Single Family Home |
|---|---|
| Details | 682 sqft · built 1981 |
| Lot Size | 0.031 acres (1,331 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,843 (2025) |
| Deeds & Mortgages | Aug 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 3-33-36 |
| Primary APN | 3-33-36 |
|---|---|
| Alternative APN |
|
| Building Area | 682 sqft Living Area |
|---|
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1981 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 1,331 sqft (0.031 acres) |
| Street Address | 840 20TH ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94607-3314 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 0000C BLK: PM: 0133 PAGE: 0020 |
| Legal Subdivision | PARCEL MAP 3662 |
| Legal Tract | 3662 |
| Legal Lot Number | C |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 402700 |
840 20th St is owned and occupied by an individual.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 31324, OAKLAND, CA 94604-7324 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 840 20TH ST, OAKLAND, CA 94607-3314 |
| Transaction Type | Mortgage |
| Record Updated | Sep 20, 2021 |
| Title Company | LAWYERS TITLE |
| Name | Verified Name |
|---|---|
| Address | 840 20TH ST, OAKLAND, CA 94607-3314 |
| Document Number | 0000293323 |
|---|---|
| Date | Aug 30, 2021 |
| Instrument | 2021293323 |
| Name | SUN WEST MORTGAGE COMPANY INC |
|---|---|
| Type | Mortgage Company |
| Address | BUENA PARK, CA 90620 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Sep 1, 2036 |
The 2025 property tax bill for 840 20th St was $2,843 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 | $71,092 (-7.14%) Land $19,523 Building $58,569 | ||
| 2025 | $2,843.00 Homeowner's exemption | $76,560 Land $19,140 Building $57,420 | |
| 2023 | $2,711.00 Homeowner's exemption | $73,588 Land $18,397 Building $55,191 | $617,580 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 840 20th St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2000.
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 Claims | 1 (2000) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | May 2000 · rainfall accumulation |
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 840 20th 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 883 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 | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Google Fiber.
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