Sonoma County property record for 843 Broadway, Sonoma, CA 95476
| Property Type | Commercial Office |
|---|---|
| Details | 2 bd · 1 ba · 1,038 sqft · built 1930 |
| Lot Size | 0.166 acres (7,250 sqft) |
| Owner | Trust Name on File |
| Last Sale | $372,000 (Dec 1999) |
| Tax Bill | $8,122 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-411-013-000 |
| Primary APN | 018-411-013-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 2 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 1,038 sqft Gross Area |
| 1st Floor Area | 1,038 sqft |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1930 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 7,250 sqft (0.166 acres) |
| Cooling System | None |
|---|
| Old Parcel Number | 018-411-013 |
|---|---|
| Street Address | 843 BROADWAY |
| City | SONOMA |
| State | CA |
| Zip | 95476-7012 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | R2H |
| Legal Description | MAP A4 180 |
| Legal Block | 1 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 150204 |
843 Broadway, a commercial property, is held in a trust since June 2012.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 843 BROADWAY, SONOMA, CA 95476-7012 |
| 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 | Dec 23, 1999 · Amount on File |
| Deed Sale | Dec 23, 1999 · Amount on File |
| Prior Sale | Apr 10, 1996 · Amount on File |
| Deed Document Number | 1999155465 |
| Last Transfer Date | Jun 5, 2012 |
| Transfer Doc | 0000061390 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 843 Broadway was $8,122.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Sonoma City |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $583,183 (+2%) Land $235,152 Building $348,031 | |
| 2025 | $8,122.00 | $571,749 Land $230,542 Building $341,207 |
| 2023 | $7,732.00 (+1.86%) | $549,549 Land $221,591 Building $327,958 |
| 2022 | $7,591.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 843 Broadway in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 15 policies |
| Nearby Flood Policies | 15 in force |
| Nearby Flood Claims | 8 (1978–2025) |
| Claims Outside the SFHA | 6 of 8 |
| Most Recent Claim | Feb 2025 · rainfall accumulation |
| 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 843 Broadway is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% 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 | CITY OF SONOMA serves 10,619 people · EPA ID CA4910012 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2024 |
| Lead | Under 1 ppb (2021–2023) 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 546 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
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