Sonoma County property record for 3617 Williams Rd, Santa Rosa, CA 95404
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,789 sqft · built 2020 |
| Lot Size | 0.661 acres (28,800 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $1,400,000 (Aug 2025) |
| Tax Bill | $5,483 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 029-152-031-000 |
| Primary APN | 029-152-031-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,789 sqft Living Area |
| Gross Area | 3,445 sqft |
| 1st Floor Area | 2,789 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2020 |
|---|---|
| Effective Year Built | Effective 2020 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 28,800 sqft (0.661 acres) |
| Garage Type | Attached |
| Garage Area | 656 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Heating System | Central |
|---|
| Old Parcel Number | 029-152-031 |
|---|---|
| Street Address | 3617 WILLIAMS RD |
| City | SANTA ROSA |
| State | CA |
| Zip | 95404-1634 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR5 |
| Legal Description | 74 FORM 29-150-82 AP # CHG PER MAP DEPT |
| Legal Subdivision | END O VALLEY SUBDIVISION #2 |
| Legal Block | 3 |
| Legal Lot Number | 4 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SANTA ROSA |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 152401 |
3617 Williams Rd is held in a trust since August 2025.
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 Trust Names on File |
|---|---|
| Mailing Address | 459 LINCOLN AVE, LIVERMORE, CA 94550-3439 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 25, 2025 · Amount on File |
| Deed Sale | Aug 25, 2025 · Amount on File |
| Deed Document Number | 202540486 |
| Prior Transfer Date | May 17, 2002 |
| Prior Transfer Doc | 0000104611 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3617 Williams Rd was $5,483.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Elementary School District | Rincon Valley Union Elementary School District (KG - 06) |
| Secondary School District | Santa Rosa High School District (07 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $448,050 (-64.16%) Land $119,469 Building $328,581 | |
| 2025 | $5,483.00 | $1,250,000 Land $400,000 Building $850,000 |
| 2023 | $13,140.00 (+164.97%) Homeowner's exemption | $422,211 Land $112,580 Building $309,631 |
| 2022 | $4,959.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 3617 Williams Rd in Zone X, an area of minimal flood risk.
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 |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 2 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.
Wildfire risk around 3617 Williams Rd is low, with a 0.05% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 63% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | END-O-VALLEY MUTUAL WATER COMPANY private · serves 129 people · EPA ID CA4900547 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2021 |
| Also Mapped Here | CITY OF SANTA ROSA |
| Lead | Under 1 ppb (2024–2026) 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 72 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 |
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