Sonoma County property record for 18905 Olive Ave, Sonoma, CA 95476
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,359 sqft · built 1955 |
| Lot Size | 0.331 acres (14,400 sqft) |
| Owner | Trust Name on File |
| Last Sale | $375,000 (Jul 2001) |
| Tax Bill | $7,348 (2025) |
| Deeds & Mortgages | Nov 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 052-253-009-000 |
| Primary APN | 052-253-009-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 2 Rooms |
| Stories | 1 Story |
| Building Area | 1,359 sqft Living Area |
| 1st Floor Area | 1,359 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 14,400 sqft (0.331 acres) |
| Garage Type | Detached |
| Garage Area | 704 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 052-253-009 |
|---|---|
| Street Address | 18905 OLIVE AVE |
| City | SONOMA |
| State | CA |
| Zip | 95476-5230 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR5 |
| Legal Description | MAP 19 PG 25 BLK 11 |
| Legal Subdivision | CRAIGS ADDITION TO EL VERANO |
| Legal Block | 3 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 150303 |
18905 Olive Ave is owner-occupied and held in a trust since December 2007.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 18905 OLIVE AVE, SONOMA, CA 95476-5230 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 11, 2001 · Amount on File |
| Deed Sale | Jul 11, 2001 · Amount on File |
| Deed Document Number | 200192243 |
| Last Transfer Date | Dec 20, 2007 |
| Transfer Doc | 0000000278 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Nov 7, 2022 |
| Property Address | 18905 OLIVE AVE, SONOMA, CA 95476-5230 |
| Document Number | 0000072831 |
| Map Reference | MB 19 PG 25 |
| Instrument Date | Oct 10, 2022 |
| Instrument | 2022072831 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 18905 OLIVE AVE, SONOMA, CA 95476-5230 |
The 2025 property tax bill for 18905 Olive Ave was $7,348 with a homeowner's exemption.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $625,877 (+2%) Land $226,022 Building $399,855 | |
| 2025 | $7,348.00 Homeowner's exemption | $613,606 Land $221,591 Building $392,015 |
| 2023 | $7,073.00 (+1.46%) Homeowner's exemption | $589,782 Land $212,988 Building $376,794 |
| 2022 | $6,971.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 18905 Olive Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1979.
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 | 2 in force |
| Nearby Flood Claims | 1 (1979) |
| Most Recent Claim | Jun 1979 · 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 18905 Olive Ave is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 65% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.04% 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 | VALLEY OF THE MOON WATER DISTRICT serves 23,140 people · EPA ID CA4910013 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2022 |
| Lead | Under 1 ppb (2024–2026) 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.
Source: FCC Broadband Data Collection, based on 390 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: T-Mobile.
5G (outdoors only) and 4G LTE
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