Alameda County property record for 22431 Ruby St, Castro Valley, CA 94546 · Last verified August 2026
| Property Type | Residential > Multi-Unit > Triplex |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1919 |
| Square Footage | 777 sqft Living Area |
| Lot Size | 7,500 sqft (0.172 acres) |
| Tax Bill | $5,767.00 (2025) |
| Primary APN | 415-230-10 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 4 Rooms |
| Building Area | 777 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1895 |
|---|---|
| Effective Year Built | Effective 1919 |
| Construction Type | Wood Construction |
| Lot Area | 7,500 sqft (0.172 acres) |
| Street Address | 22431 RUBY ST |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-7035 |
| Property Usage | Residential Property Usage |
| Type | Residential > Multi-Unit > Triplex |
| Legal Description | LOT: 00010 BLK: AR: 0415 PAGE: 0230 |
| Legal Subdivision | KNOX |
| Legal Block | M |
| Legal Lot Number | 15 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 2 |
| Census Block | 2006 |
| Census Tract | 431200 |
Source: Alameda County records · APN 415-230-10
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 | Company Name on File |
|---|---|
| Mailing Address | 18938 CARLTON AVE, CASTRO VALLEY, CA 94546-2910 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Sep 15, 2022 |
| Transfer Doc | 0000161498 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Sep 22, 2022 |
| Property Address | 22431 RUBY ST, CASTRO VALLEY, CA 94546-7035 |
| Document Number | 0000161500 |
| Map Reference | MB 17 PG 87 |
| Instrument Date | Sep 20, 2022 |
| Instrument | 2022161500 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 18938 CARLTON AVE, CASTRO VALLEY, CA 94546-2910 |
Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Hayward 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 |
|---|---|---|
| 2026 | $284,803 (+2%) Land $68,795 Building $216,008 | |
| 2025 | $5,767.00 (+7.53%) | $279,220 (+4.04%) Land $67,447 Building $211,773 |
| 2023 | $5,363.00 | $268,378 Land $64,828 Building $203,550 |
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