Alameda County property record for 1638 Alcatraz Ave, Berkeley, CA 94703 · Last verified October 2025
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 2,304 sqft · built 1900 |
| Lot Size | 0.106 acres (4,637 sqft) |
| Owner | Company Name on File |
| Last Sale | $604,000 (May 2014) |
| Tax Bill | $20,435 (2025) |
| Deeds & Mortgages | Nov 2020 Mortgage Apr 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 52-1522-26-3 |
| Primary APN | 52-1522-26-3 |
|---|---|
| Alternative APN |
|
| Units | 2 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 2,304 sqft Total Area |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Other |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 4,637 sqft (0.106 acres) |
| Street Address | 1638 ALCATRAZ AVE |
|---|---|
| City | BERKELEY |
| State | CA |
| Zip | 94703-2612 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Legal Description | BLK:B SUBD:PARADISE PARK |
| Legal Subdivision | PARADISE PARK |
| Legal Block | B |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | BERKELEY |
| Census Block Group | 4 |
| Census Block | 4008 |
| Census Tract | 424001 |
Source: Alameda County records · APN 52-1522-26-3
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Co-owner | 2 Verified Secondary Owners |
| Mailing Address | 1638 ALCATRAZ AVE, BERKELEY, CA 94703-2612 |
| Occupancy | Owner Occupied |
| Owner Type | Company, Secondary Individual |
| Vesting | Trust |
| Date | Document |
|---|---|
| Nov 03, 2020 | Deed of Trust, Mortgage · Conventional Mortgage NATIONSTAR MORTGAGE LLC |
| Apr 20, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | 3 Verified Names on Deed |
|---|---|
| Last Sale | May 23, 2014 · Amount on Record |
| Deed Sale | May 23, 2014 · Amount on Record |
| Prior Sale | May 23, 2014 · Amount on Record |
| Deed Document Number | 0000126770 |
| Last Transfer Date | Apr 20, 2022 |
| Transfer Doc | 0000079257 |
| Record Updated | Jun 08, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 1638 ALCATRAZ AVE, BERKELEY, CA 94703-2612 |
| Transaction Type | Mortgage |
| Record Updated | Jul 19, 2022 |
| Title Company | TITLE365 |
| Name | Verified Name |
|---|---|
| Address | 1638 ALCATRAZ AVE, BERKELEY, CA 94703-2612 |
| Document Number | 0000295035 |
|---|---|
| Date | Nov 03, 2020 |
| Instrument | 2020295035 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Nov 01, 2045 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 20, 2022 |
| Property Address | 1638 ALCATRAZ AVE, BERKELEY, CA 94703-2612 |
| Document Number | 0000079257 |
| Map Reference | MB 5 PG 37 |
| Instrument Date | Apr 14, 2022 |
| Instrument | 2022079257 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 1638 ALCATRAZ AVE, BERKELEY, CA 94703-2612 |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Berkeley City |
| Unified School District | Berkeley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $20,435.00 (+14.81%) Homeowner's exemption | $1,086,509 (+4.04%) Land $686,453 Building $400,056 |
| 2023 | $17,799.00 Homeowner's exemption | $1,044,327 Land $659,803 Building $384,524 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| 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; lenders make the official flood determination.
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