Sonoma County property record for 4586 Thomas Rd, Healdsburg, CA 95448
| Property Type | Vineyard |
|---|---|
| Details | 2 bd · 3 ba · 2,735 sqft · built 1977 |
| Lot Size | 21.5 acres (936,540 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $682,000 (May 1993) |
| Tax Bill | $30,847 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 132-110-057-000 |
| Primary APN | 132-110-057-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 2 Rooms |
| Stories | 2 Stories |
| Building Area | 2,735 sqft Gross Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Construction Type | Wood |
| Lot Area | 936,540 sqft |
| Old Parcel Number | 132-110-057 |
|---|---|
| Street Address | 4586 THOMAS RD |
| City | HEALDSBURG |
| State | CA |
| Zip | 95448-9648 |
| Property Category | Agriculture or Farming |
| Property Type | Agriculture / Farming > Vineyard |
| Local Zoning Code | LIA20 |
| Legal Description | 93 FM 132-110-36 & PT TO RD 2176-156 |
| Legal Block | 4 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | CLOVERDALE-GEYSERVILLE |
| Census Block Group | 4 |
| Census Block | 4052 |
| Census Tract | 154100 |
Source: Sonoma County records, as of September 1, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 421 AVIATION BLVD, SANTA ROSA, CA 95403-1069 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 21, 1993 · Amount on Record |
| Deed Sale | May 21, 1993 · Amount on Record |
| Deed Document Number | 199363193 |
| Record Updated | Oct 29, 2026 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Elementary School District | Alexander Valley Union School District (KG - 06) |
| Secondary School District | Healdsburg Unified School District (7-12) (07 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,741,966 (+2%) Land $1,254,211 Building $1,487,755 | |
| 2025 | $30,847.00 (+3.94%) | $2,688,202 (+4.04%) Land $1,229,619 Building $1,458,583 |
| 2023 | $29,678.00 (+1.25%) Homeowner's exemption | $2,583,800 Land $1,181,872 Building $1,401,928 |
| 2022 | $29,311.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 3 (1995–2019) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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 | Moderate above 40% of the US · lower than 76% of California |
|---|---|
| Wildfire Likelihood | 0.07% annual chance |
| Exposure | Indirect within ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 10 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| AVISP Fixed Wireless | 25 / 25 |
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