Sonoma County property record for 10640 Mill St, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,691 sqft · built 1937 |
| Lot Size | 1.31 acres (57,499 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $4,973 (2025) |
| Deeds & Mortgages | Jul 2020 Transfer Apr 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 027-100-011-000 |
| Primary APN | 027-100-011-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 1,691 sqft Living Area |
| 1st Floor Area | 1,691 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1937 |
|---|---|
| Effective Year Built | Effective 1937 |
| Construction Type | Wood |
| Lot Area | 57,499 sqft |
| Garage Type | Detached |
| Garage Area | 320 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | None |
|---|
| Old Parcel Number | 027-100-011 |
|---|---|
| Street Address | 10640 MILL ST |
| City | PETALUMA |
| State | CA |
| Zip | 94952-9725 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR2 |
| Legal Description | UNINCORP COUNTY CA |
| Legal Block | 4 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SEBASTOPOL |
| Census Block Group | 4 |
| Census Block | 4015 |
| Census Tract | 153502 |
Source: Sonoma County records, as of September 1, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 10640 MILL ST, PETALUMA, CA 94952-9725 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jul 2, 2020 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Apr 19, 2017 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | May 27, 2020 |
| Transfer Doc | 0000054181 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Jul 2, 2020 |
| Property Address | 10640 MILL ST, PETALUMA, CA 94952-9725 |
| Document Number | 0000054181 |
| Instrument Date | May 27, 2020 |
| Instrument | 54181 |
| Transaction Type | Transfer |
| Record Updated | Jul 23, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 414 S BLAKELEY ST MONROE WA 982722207, MONROE, WA 98272-2207 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 19, 2017 |
| Property Address | 10640 MILL ST, PETALUMA, CA 94952-9725 |
| Document Number | 0000030157 |
| Instrument Date | Mar 24, 2017 |
| Instrument | 30157 |
| Transaction Type | Transfer |
| Record Updated | May 8, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 10640 MILL ST PETALUMA CA 949529725, PETALUMA, CA 94952-9725 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Shoreline Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $419,548 (+2%) Land $386,427 Building $33,121 | |
| 2025 | $4,973.00 (+1.97%) | $411,322 (+4.04%) Land $378,850 Building $32,472 |
| 2023 | $4,877.00 (+6.76%) | $395,352 Land $364,140 Building $31,212 |
| 2022 | $4,568.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 6 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 | High above 76% of the US · above 52% of California |
|---|---|
| Wildfire Likelihood | 0.6% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 27 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
4G LTE only, no 5G reported
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