Alameda County property record for 4386 James Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,765 sqft · built 1940 |
| Lot Size | 0.127 acres (5,544 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $787,000 (Dec 2019) |
| Tax Bill | $10,942 (2025) |
| Deeds & Mortgages | Aug 2020 Mortgage Dec 2019 Sale & Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 84C-820-11-1 |
| Primary APN | 84C-820-11-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,765 sqft Living Area |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 5,544 sqft (0.127 acres) |
| Heating System | Floor/Wall Furnace |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4386 JAMES AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-3531 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00001 BLK: 0011 AR: 084C PAGE: 0820 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 430200 |
4386 James Ave is owned and occupied by two individuals who bought it in December 2019.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4386 JAMES AVE, CASTRO VALLEY, CA 94546-3531 |
| 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.
| Date | Document |
|---|---|
| Aug 27, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Dec 30, 2019 | Grant Deed, Transfer · Conventional Mortgage JPMORGAN CHASE BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 30, 2019 · Amount on File |
| Deed Sale | Dec 30, 2019 · Amount on File |
| Deed Document Number | 2019268230 |
| Prior Transfer Date | Jan 6, 1997 |
| Prior Transfer Doc | 0000005714 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4386 JAMES AVE, CASTRO VALLEY, CA 94546-3531 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 4386 JAMES AVE, CASTRO VALLEY, CA 94546-3531 |
| Document Number | 0000212072 |
|---|---|
| Date | Aug 27, 2020 |
| Instrument | 2020212072 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2050 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Dec 30, 2019 |
| Property Address | 4386 JAMES AVE, CASTRO VALLEY, CA 94546-3531 |
| Document Number | 0000268230 |
| Instrument Date | Dec 18, 2019 |
| Instrument | 2019268230 |
| 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 | Community Property with Right of Survivorship |
| Address | 4386 JAMES AVE, CASTRO VALLEY, CA 94546-3531 |
| Document Number | 0000268231 |
|---|---|
| Date | Dec 30, 2019 |
| Instrument | 2019268231 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2050 |
The 2025 property tax bill for 4386 James Ave was $10,942 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 | $870,897 (+1.19%) Land $263,369 Building $614,528 | ||
| 2025 | $10,942.00 Homeowner's exemption | $860,686 Land $258,206 Building $602,480 | |
| 2023 | $10,532.00 Homeowner's exemption | $827,270 Land $248,181 Building $579,089 | $901,710 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4386 James Ave in Zone X, an area of moderate 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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 3 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.
Wildfire risk around 4386 James Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 724 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 · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, GeoLinks, T-Mobile.
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