Sonoma County property record for 21400 Broadway, Sonoma, CA 95476
| Property Type | Rural Home |
|---|---|
| Details | 4 bd · 5 ba · 5,382 sqft · built 1984 |
| Lot Size | 2.78 acres (121,532 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $600,000 (Aug 1995) |
| Tax Bill | $19,593 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 128-352-028-000 |
| Primary APN | 128-352-028-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 5 Baths |
| Total Rooms | 4 Rooms |
| Stories | 2 Stories |
| Building Area | 5,382 sqft Living Area |
| 1st Floor Area | 2,804 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 121,532 sqft |
| Garage Area | 528 sqft |
| Cooling System | None |
|---|
| Old Parcel Number | 128-352-028 |
|---|---|
| Street Address | 21400 BROADWAY |
| City | SONOMA |
| State | CA |
| Zip | 95476-8204 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Local Zoning Code | AR5 |
| Legal Description | 77 FORM 128-352-24 & PT TO 29 PM 4774 |
| Legal Block | 1 |
| Legal Lot Number | 1 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 1 |
| Census Block | 1028 |
| Census Tract | 150100 |
21400 Broadway, a rural home, is owned and occupied by two individuals who bought it in August 1995.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 21400 BROADWAY, SONOMA, CA 95476-8204 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 18, 1995 · Amount on File |
| Deed Sale | Aug 18, 1995 · Amount on File |
| Prior Sale | May 12, 1994 · Amount on File |
| Deed Document Number | 199568165 |
| Prior Transfer Date | May 2, 1994 |
| Prior Transfer Doc | 0000062650 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 21400 Broadway was $19,593.
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 | $1,028,819 (+2%) Land $244,295 Building $784,524 | |
| 2025 | $19,593.00 | $1,008,647 Land $239,505 Building $769,142 |
| 2023 | $19,147.00 (+1.29%) | $969,481 Land $230,205 Building $739,276 |
| 2022 | $18,903.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 21400 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 10 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 9 (1994–2019) |
| Claims Outside the SFHA | 4 of 9 |
| Most Recent Claim | Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| 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 21400 Broadway is low, with less than 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 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 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: FCC Broadband Data Collection, based on 40 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 |
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