Sonoma County property record for 245 Patten St, Sonoma, CA 95476 · Last verified April 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,193 sqft · built 1940 |
| Lot Size | 0.172 acres (7,500 sqft) |
| Owner | Company Name on File |
| Tax Bill | $5,586 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 018-313-005-000 |
| Primary APN | 018-313-005-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 2,193 sqft Living Area |
| 1st Floor Area | 1,725 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 7,500 sqft (0.172 acres) |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Cooling System | HVAC |
|---|
| Street Address | 245 PATTEN ST |
|---|---|
| City | SONOMA |
| State | CA |
| Zip | 95476-6730 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | SONOMA |
| Legal Block | 1 |
| Legal Lot Number | 75 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 1 |
| Census Block | 1014 |
| Census Tract | 150204 |
Source: Sonoma County records · APN 018-313-005-000
Assessment roll updated April 13, 2026 · Last verified April 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 245 PATTEN ST, SONOMA, CA 95476-6730 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jun 09, 2010 |
| Transfer Doc | 0000053110 |
| Record Updated | Jun 08, 2026 |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified April 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Sonoma City |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $5,586.00 (+4%) Homeowner's exemption | $347,145 (+4.04%) Land $129,433 Building $217,712 |
| 2023 | $5,371.00 (+3.97%) Homeowner's exemption | $333,667 Land $124,408 Building $209,259 |
| 2022 | $5,166.00 |
Source: FEMA National Flood Hazard Layer, Sonoma County (06097C), updated February 15, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060971502041, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Moderate |
| 500-Year Floodplain | Yes |
| Flood Insurance Cost | Premium on Record median of 15 individual NFIP policies nearby |
| 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 Storm |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Historic District | Within the Sonoma Plaza listed 1975 · 31 contributing resources · National Historic Landmark (designated 1960) · NRIS 75000489 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 579 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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