Sonoma County property record for 603 Gregory Cir, Sonoma, CA 95476
| Property Type | Planned Unit Development |
|---|---|
| Details | 3 bd · 2.5 ba · 1,734 sqft · built 1988 |
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $745,000 (Nov 2019) |
| Tax Bill | $10,438 (2025) |
| Deeds & Mortgages | Nov 2019 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-750-019-000 |
| Primary APN | 018-750-019-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,734 sqft Living Area |
| Gross Area | 2,189 sqft |
| 1st Floor Area | 866 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1989 |
| Construction Type | Wood |
| Lot Area | 6,000 sqft (0.138 acres) |
| Garage Type | Attached |
| Garage Area | 455 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 018-750-019 |
|---|---|
| Street Address | 603 GREGORY CIR |
| City | SONOMA |
| State | CA |
| Zip | 95476-6458 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Planned Unit Development |
| Local Zoning Code | R3 |
| Legal Description | SONOMA CREEK SUB LOT 19 |
| Legal Subdivision | SONOMA CREEK SUB |
| Legal Block | 3 |
| Legal Lot Number | 19 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 150203 |
Source: Sonoma County records, as of September 1, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 603 GREGORY CIR, SONOMA, CA 95476-6458 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 13, 2019 · Amount on Record |
| Deed Sale | Nov 13, 2019 · Amount on Record |
| Prior Sale | Jul 29, 2016 · Amount on Record |
| Deed Document Number | 201982964 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Nov 13, 2019 |
| Property Address | 603 GREGORY CIR, SONOMA, CA 95476-6458 |
| Document Number | 0000082964 |
| Instrument Date | Oct 14, 2019 |
| Instrument | 82964 |
| Transaction Type | Transfer |
| Record Updated | Dec 5, 2019 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $819.50 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 603 GREGORY CIR SONOMA CA 954766458, SONOMA, CA 95476-6458 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Sonoma City |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $831,056 (+2%) Land $390,429 Building $440,627 | |
| 2025 | $10,438.00 (+4.34%) Homeowner's exemption | $814,762 (+4.04%) Land $382,774 Building $431,988 |
| 2023 | $10,004.00 (+0.92%) | $783,125 Land $367,911 Building $415,214 |
| 2022 | $9,913.00 |
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 |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 1 (1998) |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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 | None beyond ember reach |
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 SONOMA serves 10,619 people · EPA ID CA4910012 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2024 |
| Lead | Under 1 ppb (2021–2023) 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 585 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 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
5G (outdoors only) and 4G LTE
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