Napa County property record for 361 Underhill Dr, Napa, CA 94558
| Property Type | Duplex |
|---|---|
| Details | 5 bd · 3 ba · 2,450 sqft · built 1962 |
| Lot Size | 0.23 acres (10,019 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $6,401 (2026) |
| Deeds & Mortgages | Mar 2022 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 004-372-013-000 |
| Primary APN | 004-372-013-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 12 Rooms |
| Units | 3 Units |
| Building Area | 2,450 sqft Living Area |
| Gross Area | 2,736 sqft |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1962 |
| Architectural Style | Duplex Single |
| Construction Type | Wood |
| Lot Area | 10,019 sqft (0.23 acres) |
| Garage Type | Attached |
| Garage Area | 286 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | HVAC |
|---|
| Old Parcel Number | 004-372-013 |
|---|---|
| Street Address | 361 UNDERHILL DR |
| City | NAPA |
| State | CA |
| Zip | 94558-7400 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | RM |
| Legal Subdivision | COVENTRY MANOR |
| Legal Lot Number | 16 |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 200802 |
361 Underhill Dr, a duplex, is held in a trust since April 2025.
Source: Napa County records, as of October 21, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 10 OAKSTONE CT, AMERICAN CANYON, CA 94503-1464 |
| Owner Type | Company |
| Vesting | Trust, Family 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 | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 23, 2025 |
| Transfer Doc | 0000005801 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Mar 10, 2022 |
| Property Address | 361 UNDERHILL DR, NAPA, CA 94558-7400 |
| Document Number | 0000004999 |
| Instrument Date | Mar 8, 2022 |
| Instrument | 2022-0004999 |
| Transaction Type | Transfer |
| Record Updated | Mar 18, 2022 |
| Title Company | PLACER TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 3211 STUART WAY, NAPA, CA 94558-3431 |
| Document Number | 0000005000 |
|---|---|
| Date | Mar 10, 2022 |
| Instrument | 2022-0005000 |
| Name | HOMEBRIDGE FINANCIAL SERVICES INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2052 |
The 2026 property tax bill for 361 Underhill Dr was $6,401, up 2.3% from the year before.
Source: Napa County assessment roll, as of October 21, 2026
| Type | Name |
|---|---|
| State | California |
| County | Napa County |
| Municipality | Napa City |
| Unified School District | Napa Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $6,401.00 (+2.32%) | $400,295 (+2%) Land $160,903 Building $239,392 | $400,295 (+2%) Land $160,903 Building $239,392 |
| 2025 | $6,256.00 | $392,448 Land $157,749 Building $234,699 | $392,448 Land $157,749 Building $234,699 |
| 2023 | $6,198.00 (-0.4%) | $377,211 Land $151,624 Building $225,587 | |
| 2022 | $6,223.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 361 Underhill Dr in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective June 25, 2024 · 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 7 (15% premium discount) |
| Nearby Flood Policies | 1 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 361 Underhill Dr is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 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 NAPA serves 84,804 people · EPA ID CA2810003 |
|---|---|
| Water Source | Surface water |
| Lead | Under 1 ppb (2022–2024) 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 578 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile, Verizon.
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