Sonoma County property record for 16557 Arnold Dr, Sonoma, CA 95476
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,210 sqft · built 1986 |
| Lot Size | 1 acre (43,995 sqft) |
| Owner | Trust Name on File |
| Last Sale | $1,160,000 (Nov 2013) |
| Tax Bill | $17,242 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 133-102-004-000 |
| Primary APN | 133-102-004-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 2,210 sqft Living Area |
| Gross Area | 3,200 sqft |
| 1st Floor Area | 2,210 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 2002 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 43,995 sqft |
| Garage Type | Attached |
| Garage Area | 990 sqft |
| Parking Spaces | 4 Parking Spaces |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 133-102-004 |
|---|---|
| Street Address | 16557 ARNOLD DR |
| City | SONOMA |
| State | CA |
| Zip | 95476-3256 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR2 |
| Legal Description | 1973 FORM 52-522-04 AP# CHG PER MAP DEPT |
| Legal Subdivision | LOMA VISTA ESTATES |
| Legal Block | 2 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 150303 |
16557 Arnold Dr is held in a trust since November 2013.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 124 CAPERTON AVE, PIEDMONT, CA 94611-3803 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 8, 2013 · Amount on File |
| Deed Sale | Nov 8, 2013 · Amount on File |
| Prior Sale | Oct 5, 2001 · Amount on File |
| Deed Document Number | 2013108399 |
| Prior Transfer Date | Jul 20, 1993 |
| Prior Transfer Doc | 0000094752 |
| Record Updated | Oct 29, 2026 |
| Document Type | Correction Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Mar 5, 2021 |
| Property Address | 16557 ARNOLD DR, SONOMA, CA 95476-3256 |
| Document Number | 0000026237 |
| Map Reference | MB 67 PG 9 |
| Instrument Date | Feb 26, 2021 |
| Instrument | 2021026237 |
| Record Updated | May 30, 2023 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 124 CAPERTON AVE, PIEDMONT, CA 94611-3803 |
| Document Number | 0000026238 |
|---|---|
| Date | Mar 5, 2021 |
| Instrument | 2021026238 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 1, 2051 |
The 2025 property tax bill for 16557 Arnold Dr was $17,242.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,516,872 (+2%) Land $750,222 Building $766,650 | |
| 2025 | $17,242.00 | $1,487,130 Land $735,512 Building $751,618 |
| 2023 | $16,610.00 (+1.26%) | $1,429,385 Land $706,952 Building $722,433 |
| 2022 | $16,403.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 16557 Arnold Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 A, 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 |
| Nearby Flood Claims | 1 (2025) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 2025 · other causes |
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 16557 Arnold Dr is moderate, ranking above 51% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 51% of the US · lower than 69% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 | VALLEY OF THE MOON WATER DISTRICT serves 23,140 people · EPA ID CA4910013 |
|---|---|
| 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, 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 38 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Starlink Satellite | 280 / 30 |
5G (outdoors only) and 4G LTE
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