Alameda County property record for 22236 N 6th St, Castro Valley, CA 94546
| Property Type | Triplex |
|---|---|
| Details | 9 bd · 7.5 ba · 3,645 sqft · built 2005 |
| Lot Size | 0.172 acres (7,500 sqft) |
| Owner | Company Name on Record |
| Last Sale | $215,000 (Mar 1999) |
| Tax Bill | $13,392 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 415-100-127 |
| Primary APN | 415-100-127 |
|---|---|
| Alternative APN |
|
| Bedrooms | 9 Beds |
|---|---|
| Full Baths | 7.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 18 Rooms |
| Units | 3 Units |
| Stories | 2 Stories |
| Building Area | 3,645 sqft Living Area |
| Year Built | Built 2005 |
|---|---|
| Effective Year Built | Effective 2005 |
| Construction Type | Wood |
| Lot Area | 7,500 sqft (0.172 acres) |
| Parking Spaces | 6 Parking Spaces |
| Street Address | 22236 N 6TH ST |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-7010 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Legal Description | LOT: 00127 BLK: AR: 0415 PAGE: 0100 ;LOT: 00128 BLK: AR: 0415 PAGE: 0100 |
| Legal Subdivision | KNOX |
| Legal Block | A |
| Legal Lot Number | 3&6 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 431200 |
Source: Alameda County records, as of August 5, 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 Record |
|---|---|
| Mailing Address | PO BOX 1661, UNION CITY, CA 94587-6661 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 12, 1999 · Amount on Record |
| Deed Sale | Mar 12, 1999 · Amount on Record |
| Deed Document Number | 1999105147 |
| Prior Transfer Date | Aug 2, 1996 |
| Prior Transfer Doc | 0000218307 |
| Record Updated | Oct 29, 2026 |
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Hayward Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $937,782 (+2%) Land $281,334 Building $656,448 | |
| 2025 | $13,392.00 (+4.99%) | $919,400 (+4.04%) Land $275,820 Building $643,580 |
| 2023 | $12,755.00 | $883,707 Land $265,112 Building $618,595 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 15 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 15 in force |
| Nearby Flood Claims | 1 (1996) |
| Most Recent Claim | Dec 1996 · rainfall accumulation |
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.
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 744 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 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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