Alameda County property record for 521 E 20th St, Oakland, CA 94606
| Property Type | Single Family Home |
|---|---|
| Details | 7 bd · 4.5 ba · 3,700 sqft · built 1923 |
| Lot Size | 0.131 acres (5,700 sqft) |
| Owner | Individual Name on File |
| Last Sale | $213,000 (Apr 2004) |
| Tax Bill | $14,035 (2025) |
| Deeds & Mortgages | Apr 2026 Sale Apr 2026 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 21-276-4 |
| Primary APN | 21-276-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 15 Rooms |
| Stories | 2 Stories |
| Building Area | 3,700 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 1923 |
| Architectural Style | Custom Design |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Tar & Gravel |
| Lot Area | 5,700 sqft (0.131 acres) |
| Lot Dimensions | 150 ft deep x 37 ft wide |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 521 E 20TH ST |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94606-1938 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00004 BLK: AR: 0021 PAGE: 0276 |
| Legal Subdivision | HIGHLEYS |
| Legal Block | 121 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 405401 |
Source: Alameda County records · APN 21-276-4
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 | 521 E 20TH ST, OAKLAND, CA 94606-1938 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Date | Document |
|---|---|
| Apr 07, 2026 | Grant Deed, Transfer NONE LISTED ON DOCUMENT |
| Apr 07, 2026 | Quit Claim Deed, Transfer · Conventional Mortgage NONE LISTED ON DOCUMENT |
| Feb 20, 2024 | Intrafamily Transfer, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 07, 2004 · Amount on Record |
| Deed Sale | Apr 07, 2004 · Amount on Record |
| Prior Sale | Sep 23, 2003 · Amount on Record |
| Deed Document Number | 2004147042 |
| Last Transfer Date | Jan 29, 2024 |
| Transfer Doc | 0000026428 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 07, 2026 |
| Property Address | 521 E 20TH ST, OAKLAND, CA 94606-1938 |
| Document Number | 0000045515 |
| Instrument Date | Mar 17, 2026 |
| Instrument | 202645515 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Sole Owner |
| Address | 521 E 20TH ST, OAKLAND, CA 94606-1938 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 07, 2026 |
| Property Address | 521 E 20TH ST, OAKLAND, CA 94606-1938 |
| Document Number | 0000045514 |
| Instrument Date | Mar 17, 2026 |
| Instrument | 202645514 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 521 E 20TH ST, OAKLAND, CA 94606-1938 |
| Document Number | 0000045516, |
|---|---|
| Date | Apr 07, 2026 |
| Instrument | 202645516 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 01, 2056 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.13% |
| Initial Type | Adjustable Rate |
| Adjustable | Adjustable Rate Rider |
| Max Rate | -1% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Feb 20, 2024 |
| Property Address | 521 E 20TH ST, OAKLAND, CA 94606-1938 |
| Document Number | 0000026428 |
| Map Reference | MB B PG 257 |
| Instrument Date | Jan 29, 2024 |
| Instrument | 2024026428 |
| Transaction Type | Transfer |
| Record Updated | Mar 29, 2024 |
| Title Company | CHICAGO TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 521 E 20TH ST, OAKLAND, CA 94606-1938 |
| Document Number | 0000026429 |
|---|---|
| Date | Feb 20, 2024 |
| Instrument | 2024026429 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 01, 2054 |
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 | $957,243 (+2.01%) Land $289,273 Building $674,970 | ||
| 2025 | $14,035.00 (+3.79%) Homeowner's exemption | $938,340 (+3.27%) Land $283,602 Building $661,738 | |
| 2024 | $13,523.00 (-5.08%) | ||
| 2023 | $14,246.00 Homeowner's exemption | $908,636 Land $272,591 Building $636,045 | $1,140,750 |
Source: FEMA National Flood Hazard Layer as of May 25, 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 |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; 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 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: California Internet, Google Fiber, T-Mobile USA.
Based on FCC filings for 1,031 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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