Alameda County property record for 19135 Crest Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,254 sqft · built 1988 |
| Lot Size | 0.135 acres (5,878 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $6,449 (2025) |
| Deeds & Mortgages | Aug 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84B-361-17 |
| Primary APN | 84B-361-17 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,254 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 5,878 sqft (0.135 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 19135 CREST AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 0000B BLK: PM: 0155 PAGE: 0049 |
| Legal Subdivision | PARCEL MAP 4078 |
| Legal Lot Number | B |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 430500 |
19135 Crest Ave is owned and occupied by two individuals who acquired it in August 2021.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 19131 CREST AVE, CASTRO VALLEY, CA 94546-2816 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Aug 9, 2021 |
| Transfer Doc | 0000278683 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Aug 16, 2021 |
| Property Address | 19135 CREST AVE, CASTRO VALLEY, CA 94546 |
| Document Number | 0000278683 |
| Map Reference | MB 155 PG 49 |
| Instrument Date | Aug 9, 2021 |
| Instrument | 2021278683 |
| Transaction Type | Transfer |
| Record Updated | Sep 8, 2021 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 5633 OCEAN VIEW DR, OAKLAND, CA 94618-1532 |
| Document Number | 0000278684 |
|---|---|
| Date | Aug 16, 2021 |
| Instrument | 2021278684 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2051 |
The 2025 property tax bill for 19135 Crest Ave was $6,449 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 | $490,838 (+0.57%) Land $199,135 Building $298,703 | ||
| 2025 | $6,449.00 Homeowner's exemption | $488,077 Land $195,231 Building $292,846 | |
| 2023 | $6,213.00 Homeowner's exemption | $469,125 Land $187,650 Building $281,475 | $1,213,740 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 19135 Crest Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1978.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 2 (1978) |
| Most Recent Claim | Jan 1978 · tidal / storm surge |
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 19135 Crest 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 752 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 · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile, Unwired, Verizon.
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