Sonoma County property record for 850 First St, Sebastopol, CA 95472
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 942 sqft · built 1914 |
| Lot Size | 0.712 acres (31,000 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $2,858 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 004-410-003-000 |
| Primary APN | 004-410-003-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 1 Room |
| Stories | 1 Story |
| Building Area | 942 sqft Living Area |
| 1st Floor Area | 942 sqft |
| Basement Area | 479 sqft |
| Year Built | Built 1914 |
|---|---|
| Effective Year Built | Effective 1924 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 31,000 sqft (0.712 acres) |
| Garage Area | 360 sqft |
| Cooling System | HVAC |
|---|
| Street Address | 850 FIRST ST |
|---|---|
| City | SEBASTOPOL |
| State | CA |
| Zip | 95472-4126 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYSE |
| Legal Block | 2 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SEBASTOPOL |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 153404 |
Source: Sonoma County records, as of April 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 850 FIRST ST, SEBASTOPOL, CA 95472-4126 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Aug 5, 2025 |
| Transfer Doc | 0000037935 |
| Record Updated | Jun 8, 2026 |
Source: Sonoma County assessment roll, as of April 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Sebastopol City |
| Secondary School District | West Sonoma County Union High School District (09 - 12) |
| Elementary School District | Sebastopol Union Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $2,858.00 (+21.1%) Homeowner's exemption | $194,375 (+4.04%) Land $22,352 Building $172,023 |
| 2023 | $2,360.00 (+0.43%) Homeowner's exemption | $186,829 Land $21,485 Building $165,344 |
| 2022 | $2,350.00 |
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 |
| Nearby Flood Policies | 1 in force |
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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 SEBASTOPOL serves 7,522 people · EPA ID CA4910011 |
|---|---|
| Water Source | Groundwater |
| Lead | Under 1 ppb (2022–2024) 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 279 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 | 100 / 20 |
May also be available: Sonic Telecom.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures