Sonoma County property record for 1863 Madrone Ave, Healdsburg, CA 95448
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $80,000 (Aug 2023) |
| Tax Bill | $476 (2025) |
| Deeds & Mortgages | Aug 2023 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 087-181-013-000 |
| Primary APN | 087-181-013-000 |
|---|---|
| Alternative APN |
|
| Lot Area | 6,000 sqft (0.138 acres) |
|---|
| Old Parcel Number | 087-181-013 |
|---|---|
| Street Address | 1863 MADRONE AVE |
| City | HEALDSBURG |
| State | CA |
| Zip | 95448-4652 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Local Zoning Code | RRB8FRZN |
| Legal Description | LOT 15, BLK I, CAMP ROSE |
| Legal Subdivision | ROSE SUBDIVISION |
| Legal Block | I |
| Legal Lot Number | 15 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | HEALDSBURG |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 153905 |
1863 Madrone Ave, residential vacant land, is held in a trust since August 2023.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 4436 25TH ST, SAN FRANCISCO, CA 94114-3531 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 11, 2023 · Amount on File |
| Deed Sale | Aug 11, 2023 · Amount on File |
| Deed Document Number | 202337518 |
| Prior Transfer Date | Feb 4, 2014 |
| Prior Transfer Doc | 0000017108 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Aug 11, 2023 |
| Property Address | 1863 MADRONE AVE, HEALDSBURG, CA 95448-4652 |
| Document Number | 0000037518 |
| Map Reference | MB 21 PG 6 |
| Instrument Date | Aug 8, 2023 |
| Instrument | 2023037518 |
| Transaction Type | Transfer |
| Record Updated | Aug 28, 2023 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount on Record |
|---|---|
| Tax | $88.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4436 25TH ST, SAN FRANCISCO, CA 94114-3531 |
The 2025 property tax bill for 1863 Madrone Ave was $476.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Healdsburg Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $27,744 (+558.38%) Land $27,744 | |
| 2025 | $476.00 | $4,214 Land $4,214 |
| 2023 | $208.00 (+0.48%) | $4,051 Land $4,051 |
| 2022 | $207.00 |
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.
FEMA maps place 1863 Madrone Ave in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 2019.
Source: FEMA National Flood Hazard Layer, effective February 15, 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 |
| Flood Insurance Cost | Premium on File median of 16 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 16 in force |
| Nearby Flood Claims | 6 (2019–2025) |
| Claims Outside the SFHA | 5 of 6 |
| Most Recent Claim | Feb 2025 · river or lake flooding |
| Claims by Event |
|
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 1863 Madrone Ave is high, ranking above 72% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 72% of the US · above 47% of California |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | SONOMA COUNTY CSA 41-FITCH MOUNTAIN serves 1,115 people · EPA ID CA4910010 |
|---|---|
| Water Source | Purchased surface water from CITY OF HEALDSBURG |
| Last State Inspection | Aug 2023 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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.
Source: FCC Broadband Data Collection, based on 141 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures