Napa County property record for 437 Adams St, Napa, CA 94559
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,775 sqft · built 1905 |
| Lot Size | 0.11 acres (4,792 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $4,141 (2026) |
| Deeds & Mortgages | Jan 2021 Mortgage Jan 2021 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 005-023-009-000 |
| Primary APN | 005-023-009-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 4 Rooms |
| Building Area | 1,775 sqft Living Area |
| Gross Area | 2,351 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1905 |
|---|---|
| Effective Year Built | Effective 1990 |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 4,792 sqft (0.11 acres) |
| Garage Type | Attached |
| Garage Area | 576 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Old Parcel Number | 005-023-009 |
|---|---|
| Street Address | 437 ADAMS ST |
| City | NAPA |
| State | CA |
| Zip | 94559-3250 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RT4 |
| Legal Description | LOT 23 CORNWELLS SOUTH ADDN 1R/M38 |
| Legal Subdivision | CORNWELL S ADDN |
| Legal Lot Number | 23 |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 3 |
| Census Block | 3021 |
| Census Tract | 200202 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Napa Abajo-Fuller Park Historic District listed 1997 · 297 contributing resources · NRIS 97000042 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Napa County records, as of October 21, 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 Record |
|---|---|
| Mailing Address | 437 ADAMS ST, NAPA, CA 94559-3250 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jan 19, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP |
| Jan 19, 2021 | Quit Claim Deed, Transfer FIRST AMERICAN TITLE, FIRST AMERICAN TITLE CO/NAPA |
| Oct 25, 2019 | Affidavit of Death, Transfer NOT AVAILABLE |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jan 13, 2021 |
| Transfer Doc | 0000001714 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Jan 19, 2021 |
| Property Address | 437 ADAMS ST, NAPA, CA 94559-3250 |
| Document Number | 0000001714 |
| Map Reference | MB 1 PG 38 |
| Instrument Date | Jan 13, 2021 |
| Instrument | 2021-0001714 |
| Transaction Type | Transfer |
| Record Updated | Aug 12, 2021 |
| Title Company | FIRST AMER TTL CO OF NAPA |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 437 ADAMS ST, NAPA, CA 94559-3250 |
| Document Number | 0000001715 |
|---|---|
| Date | Jan 19, 2021 |
| Instrument | 2021-0001715 |
| Name | AMERICAN PACIFIC MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 1, 2051 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Jan 19, 2021 |
| Property Address | 437 ADAMS ST, NAPA, CA 94559-3250 |
| Document Number | 0000001716 |
| Instrument Date | Jan 13, 2021 |
| Instrument | 1716 |
| Transaction Type | Transfer |
| Record Updated | Feb 1, 2021 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN TITLE CO/NAPA |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 437 ADAMS ST NAPA CA 945593250, NAPA, CA 94559-3250 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Oct 25, 2019 |
| Property Address | 437 ADAMS ST, NAPA, CA 94559-3250 |
| Document Number | 0000022054 |
| Instrument Date | Oct 24, 2019 |
| Instrument | 22054 |
| Transaction Type | Transfer |
| Record Updated | Mar 26, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 437 ADAMS ST NAPA CA 945593250, NAPA, CA 94559-3250 |
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 | $4,141.00 (+2.27%) Homeowner's exemption | $301,326 (+2%) Land $64,652 Building $236,674 | $301,326 Land $64,652 Building $236,674 |
| 2025 | $4,049.00 (+4.54%) Homeowner's exemption | $295,419 (+4.04%) Land $63,385 Building $232,034 | |
| 2023 | $3,873.00 (+1.25%) Homeowner's exemption | $283,950 Land $60,925 Building $223,025 | |
| 2022 | $3,825.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
| Flood Insurance Cost | Premium on Record median of 27 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 27 in force |
| Nearby Flood Claims | 24 (1983–2006) |
| Claims Outside the SFHA | 2 of 24 |
| Most Recent Claim | Feb 2006 · rainfall accumulation |
| Claims by Event |
|
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 | Not rated no burnable land within 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 695 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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