Napa County property record for 4320 Byway E, Napa, CA 94558 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 3 ba · 1,585 sqft · built 2020 |
| Lot Size | 0.08 acres (3,485 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $6,042 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage Apr 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 038-022-037-000 |
| Primary APN | 038-022-037-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,585 sqft Living Area |
| Gross Area | 1,865 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2020 |
|---|---|
| Effective Year Built | Effective 2020 |
| Construction Type | Wood |
| Lot Area | 3,485 sqft (0.08 acres) |
| Garage Type | Attached |
| Garage Area | 280 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Old Parcel Number | 038-022-037 |
|---|---|
| Street Address | 4320 BYWAY E |
| City | NAPA |
| State | CA |
| Zip | 94558-1930 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | PARCEL MAP |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 200601 |
Source: Napa County records · APN 038-022-037-000
Assessment roll updated February 9, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 1186 MONTICELLO RD, NAPA, CA 94558-2031 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Date | Document |
|---|---|
| Mar 22, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage PARAMOUNT RESIDENTIAL MORTGAGE GROU |
| Apr 01, 2020 | Grant Deed, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE |
| Apr 01, 2020 | Quit Claim Deed, Transfer PLACER TITLE COMPANY, PLACER TITLE CO. |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Feb 04, 2025 |
| Transfer Doc | 0000001723 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Mar 22, 2021 |
| Property Address | 4320 BYWAY E, NAPA, CA 94558-1930 |
| Document Number | 0000010729 |
| Map Reference | MB 27 PG 65-67 |
| Instrument Date | Mar 16, 2021 |
| Instrument | 2021-0010729 |
| Transaction Type | Transfer |
| Record Updated | Aug 12, 2021 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 1186 MONTICELLO RD, NAPA, CA 94558-2031 |
| Document Number | 0000010730 |
|---|---|
| Date | Mar 22, 2021 |
| Instrument | 2021-0010730 |
| Name | PARAMOUNT RESIDENTIAL MORTGAGE GROU |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 01, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Apr 01, 2020 |
| Property Address | 4320 BYWAY E, NAPA, CA 94558-1930 |
| Document Number | 0000007762 |
| Map Reference | MB 27 PG 65-67 |
| Instrument | 2020-0007762 |
| Transaction Type | Transfer |
| Record Updated | Aug 12, 2021 |
| Title Company | PLACER TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Number | 0000007763 |
|---|---|
| Date | Apr 01, 2020 |
| Instrument | 2020-0007763 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 01, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Apr 01, 2020 |
| Property Address | 4320 BYWAY E, NAPA, CA 94558-1930 |
| Document Number | 0000007764 |
| Instrument Date | Mar 28, 2020 |
| Instrument | 7764 |
| Transaction Type | Transfer |
| Record Updated | Apr 13, 2020 |
| Title Company | PLACER TITLE COMPANY, PLACER TITLE CO. |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 1186 MONTICELLO RD NAPA CA 945582031, NAPA, CA 94558-2031 |
Source: Napa County records · Assessment roll updated February 9, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Napa County |
| Municipality | Napa City |
| Unified School District | Napa Valley Unified School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $6,042.00 (+4.84%) | $465,269 (+4.04%) Land $71,559 Building $393,710 | $465,269 Land $71,559 Building $393,710 |
| 2023 | $5,763.00 (+1.3%) | $447,204 Land $68,781 Building $378,423 | |
| 2022 | $5,689.00 |
Source: FEMA National Flood Hazard Layer, Napa County (06055C), updated June 25, 2024 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060552006011, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Claims | 1 (2016) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 2016, rainfall accumulation |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| 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, availability as of December 31, 2025 · Published October 2026 · based on 609 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 1,200 / 35 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Verizon, AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
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