Alameda County property record for 19800 Carnation Ln, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,450 sqft · built 1964 |
| Lot Size | 0.134 acres (5,832 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $960,000 (Jul 2025) |
| Tax Bill | $1,958 (2025) |
| Deeds & Mortgages | Apr 2026 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84A-195-37 |
| Primary APN | 84A-195-37 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,450 sqft Living Area |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 5,832 sqft (0.134 acres) |
| Street Address | 19800 CARNATION LN |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4009 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00009 BLK: 000A TR: 2483 |
| Legal Subdivision | 48 4 |
| Legal Tract | 2483 |
| Legal Block | 2 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 430600 |
Source: Alameda County records · APN 84A-195-37
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 19800 CARNATION LN, CASTRO VALLEY, CA 94546-4009 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 15, 2025 · Amount on Record |
| Deed Sale | Jul 15, 2025 · Amount on Record |
| Deed Document Number | 202589595 |
| Prior Transfer Date | Apr 30, 2024 |
| Prior Transfer Doc | 0000057911 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 06, 2026 |
| Property Address | 19800 CARNATION LN, CASTRO VALLEY, CA 94546-4009 |
| Document Number | 0000044553 |
| Instrument Date | Mar 31, 2026 |
| Instrument | 202644553 |
| Transaction Type | Mortgage |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Name | Verified Name |
|---|---|
| Relationship | Community Property, 149 |
| Address | 19800 CARNATION LN, CASTRO VALLEY, CA 94546-4009 |
| Document Number | 0000044553, |
|---|---|
| Date | Apr 06, 2026 |
| Instrument | 202644553 |
| Name | ROCKET MORTGAGE LLC |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 01, 2056 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 6% |
| Initial Type | Fixed Rate |
| Max Rate | -1% |
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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $960,000 (+940.13%) Land $288,000 Building $672,000 | ||
| 2025 | $1,958.00 (+3.11%) Homeowner's exemption | $92,296 (-3.3%) Land $33,589 Building $65,707 | |
| 2024 | $1,899.00 (+2.93%) | ||
| 2023 | $1,845.00 Homeowner's exemption | $95,441 Land $32,285 Building $63,156 | $859,050 |
Source: FEMA National Flood Hazard Layer as of May 25, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Low lower than 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
May also be available: California Internet, T-Mobile USA.
Based on FCC filings for 709 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | EAST BAY MUD serves 1,468,000 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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