Alameda County property record for 3641 Lorena Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,175 sqft · built 1937 |
| Lot Size | 0.143 acres (6,225 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $740,000 (Mar 2018) |
| Tax Bill | $10,722 (2025) |
| Deeds & Mortgages | Feb 2022 Mortgage Mar 2018 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84A-76-88 |
| Primary APN | 84A-76-88 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,175 sqft Living Area |
| Year Built | Built 1937 |
|---|---|
| Effective Year Built | Effective 1937 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,225 sqft (0.143 acres) |
| Street Address | 3641 LORENA AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4305 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00001 BLK: PM: 0229 PAGE: 0068 |
| Legal Subdivision | PARCEL MAP 7047 |
| Legal Lot Number | 1 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 430900 |
3641 Lorena Ave is owned and occupied by two individuals who bought it in March 2018.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3641 LORENA AVE, CASTRO VALLEY, CA 94546-4305 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Feb 23, 2022 | Deed of Trust, Mortgage · Conventional Mortgage US BANK NA |
| Mar 13, 2018 | Grant Deed, Transfer · Conventional Mortgage US BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 13, 2018 · Amount on File |
| Deed Sale | Mar 13, 2018 · Amount on File |
| Prior Sale | May 9, 1997 · Amount on File |
| Deed Document Number | 201851167 |
| Prior Transfer Date | Feb 24, 2005 |
| Prior Transfer Doc | 0000084409 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 3641 LORENA AVE, CASTRO VALLEY, CA 94546-4305 |
| Transaction Type | Mortgage |
| Record Updated | Mar 9, 2022 |
| Title Company | SERVICELINK |
| Name | Verified Name |
|---|---|
| Address | 3641 LORENA AVE, CASTRO VALLEY, CA 94546-4305 |
| Document Number | 0000040194 |
|---|---|
| Date | Feb 23, 2022 |
| Instrument | 2022040194 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Address | OWENSBORO, KY 42301 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Mar 1, 2037 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Mar 13, 2018 |
| Property Address | 3641 LORENA AVE, CASTRO VALLEY, CA 94546-4305 |
| Document Number | 0000051167 |
| Map Reference | MB 229 PG 68 |
| Instrument Date | Mar 8, 2018 |
| Instrument | 2018051167 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 3641 LORENA AVE, CASTRO VALLEY, CA 94546-4305 |
| Document Number | 0000051168 |
|---|---|
| Date | Mar 13, 2018 |
| Instrument | 2018051168 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2048 |
The 2025 property tax bill for 3641 Lorena Ave was $10,722 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $851,814 (+1.17%) Land $257,644 Building $601,170 | ||
| 2025 | $10,722.00 Homeowner's exemption | $841,978 Land $252,593 Building $589,385 | |
| 2023 | $10,319.00 Homeowner's exemption | $809,285 Land $242,785 Building $566,500 | $855,540 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3641 Lorena Ave in Zone X, an area of minimal flood risk.
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 2 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.
The area around 3641 Lorena Ave 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 704 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 | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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