Alameda County property record for 4316 Gem Ave, Castro Valley, CA 94546 · Last verified October 2025
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1949 |
| Square Footage | 1,488 sqft Living Area |
| Lot Size | 5,052 sqft (0.115 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $393,000 (2011) |
| Tax Bill | $6,611.00 (2025) |
| Primary APN | 84C-1063-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,488 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1949 |
|---|---|
| Architectural Style | Other Style |
| Construction Type | Wood Construction |
| Lot Area | 5,052 sqft (0.115 acres) |
| Street Address | 4316 GEM AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4739 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TRACT 799 BLK 1 LOT 1 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 3 |
| Census Block | 3003 |
| Census Tract | 430800 |
Source: Alameda County records · APN 84C-1063-7
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 | Individual Name on File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 4316 GEM AVE, CASTRO VALLEY, CA 94546-4739 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 20, 2011 · Amount on Record |
| Deed Sale | Jul 20, 2011 · Amount on Record |
| Prior Sale | Nov 18, 2010 · Amount on Record |
| Deed Doc Number | 2011201909 |
| Record Refreshed | Jun 07, 2026 |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4316 GEM AVE, CASTRO VALLEY, CA 94546-4739 |
| Document Number | 0000150476 |
| Instrument Date | Jul 26, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Aug 21, 2018 |
| Title Company | FIRST AMERICAN TITLE IN |
| Name | Verified Name |
|---|---|
| Address | 4316 GEM AVE CASTRO VALLEY CA 945464739, CASTRO VALLEY, CA 94546-4739 |
| Document Number | 0000150476 |
|---|---|
| Date | Aug 01, 2018 |
| Instrument | 150476 |
| Name | OTHER INSTITUTIONAL LENDERS |
|---|---|
| Type | Bank |
| Address | FLINT, MI 48501-2026 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jul 31, 2048 |
| Rate Type | Fixed Rate |
|---|
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley 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 | $6,611.00 (+4.21%) Homeowner's exemption | $493,603 (+4.04%) Land $148,081 Building $345,522 |
| 2023 | $6,344.00 Homeowner's exemption | $474,440 Land $142,332 Building $332,108 |
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