Sonoma County property record for 18220 Comstock Ave, Sonoma, CA 95476
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,044 sqft · built 1984 |
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $106,000 (Apr 2014) |
| Tax Bill | $5,917 (2025) |
| Deeds & Mortgages | Mar 2024 Second Mortgage May 2017 Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 052-233-036-000 |
| Primary APN | 052-233-036-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,044 sqft Living Area |
| 1st Floor Area | 1,044 sqft |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,000 sqft (0.138 acres) |
| Garage Area | 420 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Old Parcel Number | 052-233-036 |
|---|---|
| Street Address | 18220 COMSTOCK AVE |
| City | SONOMA |
| State | CA |
| Zip | 95476-4216 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R15UA |
| Legal Description | 80 FORM PT OF 52-233-01 CW PT 02 PM 6627 |
| Legal Subdivision | PARCEL MAP NO 6627 |
| Legal Block | 2 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 150304 |
Source: Sonoma County records · APN 052-233-036-000
Assessment roll updated April 13, 2026 · Last verified May 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 File |
|---|---|
| Mailing Address | 18220 COMSTOCK AVE, SONOMA, CA 95476-4216 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Mar 21, 2024 | Deed of Trust, Mortgage · Stand-Alone Second Mortgage REDWOOD CU |
| May 19, 2017 | Deed of Trust, Mortgage · Conventional Mortgage SIERRA PACIFIC MORTGAGE CO INC |
| Apr 08, 2020 | Deed of Trust, Mortgage · Conventional Mortgage SIERRA PACIFIC MORTGAGE CO INC |
| Feb 03, 2021 | Deed of Trust, Mortgage · Conventional Mortgage SIERRA PACIFIC MORTGAGE CO INC |
| Feb 08, 2019 | Deed of Trust, Mortgage · Line of Credit REDWOOD CU |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 29, 2014 · Amount on Record |
| Deed Sale | Apr 29, 2014 · Amount on Record |
| Prior Sale | Dec 19, 2012 · Amount on Record |
| Deed Document Number | 201428637 |
| Prior Transfer Date | Dec 07, 2004 |
| Prior Transfer Doc | 0000187743 |
| Record Updated | Jun 08, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 18220 COMSTOCK AVE, SONOMA, CA 95476-4216 |
| Transaction Type | Mortgage |
| Record Updated | Apr 09, 2024 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 18220 COMSTOCK AVE, SONOMA, CA 95476-4216 |
| Document Number | 0000011936 |
|---|---|
| Date | Mar 21, 2024 |
| Instrument | 2024011936 |
| Name | REDWOOD CU |
|---|---|
| Type | Credit Union |
| Address | SANTA ROSA, CA 95403 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Apr 01, 2039 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 18220 COMSTOCK AVE, SONOMA, CA 95476-4216 |
| Transaction Type | Mortgage |
| Record Updated | Jul 25, 2022 |
| Title Company | FIRST AMERICAN TITLE CO |
| Name | Verified Name |
|---|
| Document Number | 0000039333 |
|---|---|
| Date | May 19, 2017 |
| Instrument | 2017039333 |
| Name | SIERRA PACIFIC MORTGAGE CO INC |
|---|---|
| Type | Mortgage Company |
| Address | FOLSOM, CA 95630 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jun 01, 2047 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 18220 COMSTOCK AVE, SONOMA, CA 95476-4216 |
| Transaction Type | Mortgage |
| Record Updated | Jul 25, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000026508 |
|---|---|
| Date | Apr 08, 2020 |
| Instrument | 2020026508 |
| Name | SIERRA PACIFIC MORTGAGE CO INC |
|---|---|
| Type | Mortgage Company |
| Address | FOLSOM, CA 95630 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | May 01, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 18220 COMSTOCK AVE, SONOMA, CA 95476-4216 |
| Transaction Type | Mortgage |
| Record Updated | Jul 25, 2022 |
| Title Company | FIRST AMERICAN TITLE FRESNO |
| Name | Verified Name |
|---|---|
| Address | 18220 COMSTOCK AVE, SONOMA, CA 95476-4216 |
| Document Number | 0000012819 |
|---|---|
| Date | Feb 03, 2021 |
| Instrument | 2021012819 |
| Name | SIERRA PACIFIC MORTGAGE CO INC |
|---|---|
| Type | Mortgage Company |
| Address | FOLSOM, CA 95630 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Feb 01, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 18220 COMSTOCK AVE, SONOMA, CA 95476-4216 |
| Document Number | 0000015172 |
| Instrument Date | Feb 08, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Mar 15, 2019 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 18220 COMSTOCK AVE SONOMA CA 954764216, SONOMA, CA 95476-4216 |
| Document Number | 0000015172 |
|---|---|
| Date | Mar 01, 2019 |
| Instrument | 15172 |
| Name | REDWOOD CU |
|---|---|
| Type | Credit Union |
| Address | SANTA ROSA, CA 95403 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Feb 28, 2049 |
| Rate Type | Adjustable Rate |
|---|
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified May 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| 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 | $5,917.00 (-0.72%) | $321,356 (+4.04%) Land $135,061 Building $186,295 |
| 2023 | $5,960.00 (+10.86%) | $308,879 Land $129,817 Building $179,062 |
| 2022 | $5,376.00 |
Source: FEMA National Flood Hazard Layer as of February 15, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 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 | 8 in force |
| Nearby Flood Claims | 2 (2005–2017) |
| Most Recent Claim | Feb 2017 · Severe Winter Storms, Flooding, And Mudslides |
| 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 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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
Based on FCC filings for 625 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | VALLEY OF THE MOON WATER DISTRICT serves 23,140 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2022 |
| 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 | None last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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