Alameda County property record for 19088 Madison Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,425 sqft · built 1948 |
| Lot Size | 0.116 acres (5,050 sqft) |
| Owner | Trust Name on File |
| Last Sale | $440,000 (Nov 2008) |
| Tax Bill | $7,472 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage Apr 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 84C-793-2 |
| Primary APN | 84C-793-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,425 sqft Living Area |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,050 sqft (0.116 acres) |
| Street Address | 19088 MADISON AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2560 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00004 BLK: 0004 TR: 0785 |
| Legal Subdivision | TRACT 785 |
| Legal Tract | 0785 |
| Legal Block | 4 |
| Legal Lot Number | 4 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 430200 |
19088 Madison Ave is owner-occupied and held in a trust since April 2017.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 19088 MADISON AVE, CASTRO VALLEY, CA 94546-2560 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Mar 8, 2021 | Deed of Trust, Mortgage · Conventional Mortgage PENNYMAC LOAN SERVICES LLC |
| Apr 25, 2017 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 3, 2008 · Amount on File |
| Deed Sale | Nov 3, 2008 · Amount on File |
| Prior Sale | Jun 27, 2007 · Amount on File |
| Deed Document Number | 2008322082 |
| Last Transfer Date | Apr 14, 2017 |
| Transfer Doc | 0000091637 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 19088 MADISON AVE, CASTRO VALLEY, CA 94546-2560 |
| Transaction Type | Mortgage |
| Record Updated | Jun 8, 2026 |
| Title Company | STATES TITLE INC |
| Name | Verified Name |
|---|---|
| Address | 19088 MADISON AVE, CASTRO VALLEY, CA 94546-2560 |
| Document Number | 0000093584 |
|---|---|
| Date | Mar 8, 2021 |
| Instrument | 2021093584 |
| Name | PENNYMAC LOAN SERVICES LLC |
|---|---|
| Type | Mortgage Company |
| Address | WESTLAKE VILLAGE, CA 91361 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2051 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 25, 2017 |
| Property Address | 19088 MADISON AVE, CASTRO VALLEY, CA 94546-2560 |
| Document Number | 0000091637 |
| Instrument Date | Apr 14, 2017 |
| Instrument | 91637 |
| Transaction Type | Transfer |
| Record Updated | May 11, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 19088 MADISON AVE CASTRO VALLEY CA 945462560, CASTRO VALLEY, CA 94546-2560 |
The 2025 property tax bill for 19088 Madison Ave was $7,472 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 | $570,904 (+0.76%) Land $173,371 Building $404,533 | ||
| 2025 | $7,472.00 Homeowner's exemption | $566,574 Land $169,972 Building $396,602 | |
| 2023 | $7,176.00 Homeowner's exemption | $544,578 Land $163,373 Building $381,205 | $1,034,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 19088 Madison Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1998.
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 | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998 · 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.
Wildfire risk around 19088 Madison 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 804 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 · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, GeoLinks.
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