Alameda County property record for 4353 Gem Ave, Castro Valley, CA 94546 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1949 |
| Square Footage | 1,014 sqft Living Area |
| Lot Size | 5,175 sqft (0.119 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $12,000 (1994) |
| Tax Bill | $8,210.00 (2025) |
| Primary APN | 84C-1064-10 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,014 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1949 |
| Construction Type | Wood Construction |
| Lot Area | 5,175 sqft (0.119 acres) |
| Street Address | 4353 GEM AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4748 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT: 00013 BLK: 0002 TR: 0799 |
| Legal Tract | 0799 |
| Legal Block | 2 |
| Legal Lot Number | 13 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 3 |
| Census Block | 3005 |
| Census Tract | 430800 |
Source: Alameda County records · APN 84C-1064-10
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 | 4353 GEM AVE, CASTRO VALLEY, CA 94546-4748 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Nov 08, 2017 | Deed of Trust, Mortgage · Federal Housing Administration (FHA) Mortgage HUD-HOUSING/URBAN DEV |
| Nov 08, 2017 | Deed of Trust, Mortgage · Federal Housing Administration (FHA) Mortgage RETIREMENT FNDG SOLUTIONS |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 29, 1994 · Amount on Record |
| Deed Sale | Mar 29, 1994 · Amount on Record |
| Deed Doc Number | 1994121243 |
| Last Transfer Date | Aug 27, 2014 |
| Transfer Doc | 0000216774 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4353 GEM AVE, CASTRO VALLEY, CA 94546-4748 |
| Document Number | 0000253872 |
| Instrument Date | Nov 08, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Nov 20, 2018 |
| Title Company | OTHER |
| Name | Verified Name |
|---|---|
| Address | 4353 GEM AVE CASTRO VALLEY CA 945464748, CASTRO VALLEY, CA 94546-4748 |
| Document Number | 0000253872 |
|---|---|
| Date | Nov 16, 2017 |
| Instrument | 253872 |
| Name | HUD-HOUSING/URBAN DEV |
|---|---|
| Address | WASHINGTON, DC 20410 |
| Type | Federal Housing Administration (FHA) Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.61% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4353 GEM AVE, CASTRO VALLEY, CA 94546-4748 |
| Document Number | 0000253871 |
| Instrument Date | Nov 08, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Dec 12, 2017 |
| Title Company | OTHER |
| Name | Verified Name |
|---|---|
| Address | 4353 GEM AVE CASTRO VALLEY CA 945464748, CASTRO VALLEY, CA 94546-4748 |
| Document Number | 0000253871 |
|---|---|
| Date | Nov 16, 2017 |
| Instrument | 253871 |
| Name | RETIREMENT FNDG SOLUTIONS |
|---|---|
| Address | SAN DIEGO, CA 92108 |
| Type | Federal Housing Administration (FHA) Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.61% |
Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley 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 | $612,920 (+2%) Land $183,876 Building $429,044 | ||
| 2025 | $8,210.00 (+5.58%) | $600,904 (+4.04%) Land $180,271 Building $420,633 | |
| 2023 | $7,776.00 | $577,574 Land $173,272 Building $404,302 | $743,040 |
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