Sonoma County property record for 18423 3rd Ave, Sonoma, CA 95476 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,584 sqft · built 1967 |
| Lot Size | 0.126 acres (5,500 sqft) |
| Owner | Company Name on File |
| Tax Bill | $5,321 (2025) |
| Deeds & Mortgages | Mar 2024 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 056-471-019-000 |
| Primary APN | 056-471-019-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,584 sqft Living Area |
| 1st Floor Area | 1,584 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 5,500 sqft (0.126 acres) |
| Garage Area | 450 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Old Parcel Number | 056-471-019 |
|---|---|
| Street Address | 18423 3RD AVE |
| City | SONOMA |
| State | CA |
| Zip | 95476-3987 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | BOYES SPGS PARK B |
| Legal Block | 1 |
| Legal Lot Number | 14 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 1 |
| Census Block | 1020 |
| Census Tract | 150306 |
Source: Sonoma County records · APN 056-471-019-000
Assessment roll updated April 13, 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 | Company Name on File |
|---|---|
| Mailing Address | 18423 3RD AVE, SONOMA, CA 95476-3987 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Oct 25, 2024 |
| Transfer Doc | 0000005929 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Mar 05, 2024 |
| Property Address | 18423 3RD AVE, SONOMA, CA 95476-3987 |
| Document Number | 0000009547 |
| Map Reference | MB 35 PG 7&8 |
| Instrument Date | Feb 07, 2024 |
| Instrument | 2024009547 |
| Transaction Type | Transfer |
| Record Updated | Mar 21, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 18423 3RD AVE, SONOMA, CA 95476-3987 |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $5,321.00 (-0.26%) Homeowner's exemption | $322,756 (+4.04%) Land $107,581 Building $215,175 |
| 2023 | $5,335.00 (+7.02%) Homeowner's exemption | $310,224 Land $103,404 Building $206,820 |
| 2022 | $4,985.00 |
Source: FEMA National Flood Hazard Layer, Sonoma County (06097C), updated February 15, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Low above 20% of the US · above 11% of California |
|---|---|
| Wildfire Likelihood | About 1 in 4,348 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 718 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| AT&T | DSL | 100 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: T-Mobile USA, AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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