Napa County property record for 531 Jefferson St, Napa, CA 94559
| Property Type | Commercial Office |
|---|---|
| Details | 1,551 sqft · built 1935 |
| Lot Size | 0.13 acres (5,663 sqft) |
| Owner | Trust Name on File |
| Last Sale | $550,000 (Sep 2017) |
| Tax Bill | $8,100 (2026) |
| Deeds & Mortgages | Oct 2018 Mortgage Nov 2018 Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 004-156-007-000 |
| Primary APN | 004-156-007-000 |
|---|---|
| Alternative APNs |
|
| Building Area | 1,551 sqft Gross Area |
|---|---|
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1935 |
|---|---|
| Effective Year Built | Effective 1960 |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 5,663 sqft (0.13 acres) |
| Garage Type | Attached |
| Garage Area | 418 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Old Parcel Number | 004-156-007 |
|---|---|
| Street Address | 531 JEFFERSON ST |
| City | NAPA |
| State | CA |
| Zip | 94559-3236 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | OC |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 200201 |
531 Jefferson St, a commercial property, is held in a trust since September 2017.
Source: Napa County records, as of October 21, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4446 FINCH CT, NAPA, CA 94558-1703 |
| 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.
| Date | Document |
|---|---|
| Oct 23, 2018 | Deed of Trust, Mortgage · SBA Mortgage ZB NA |
| Nov 6, 2018 | Deed of Trust, Mortgage · SBA Mortgage ZB NA |
| Mar 28, 2019 | Quit Claim Deed, Transfer OTHER |
| Sep 13, 2018 | Deed of Trust, Mortgage PACIFIC W CERTIFIED DEV CORP |
| Sep 20, 2017 | Grant Deed, Transfer · Commercial Mortgage ZB NA |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 20, 2017 · Amount on File |
| Deed Sale | Sep 20, 2017 · Amount on File |
| Prior Sale | Oct 12, 2007 · Amount on File |
| Deed Document Number | 201721266 |
| Prior Transfer Date | Sep 24, 1999 |
| Prior Transfer Doc | 0000030385 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NAPA CA |
| Property Address | 531 JEFFERSON ST, NAPA, CA 94559-3236 |
| Transaction Type | Mortgage |
| Record Updated | Feb 7, 2021 |
| Title Company | TICOR TITLE NATIONAL COMMERC |
| Name | Verified Name |
|---|
| Document Number | 0000020479 |
|---|---|
| Date | Oct 23, 2018 |
| Instrument | 2018-0020479 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | SALT LAKE CITY, UT 84133 |
| Type | SBA Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NAPA CA |
| Property Address | 531 JEFFERSON ST, NAPA, CA 94559-3236 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | TICOR TITLE NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000021417 |
|---|---|
| Date | Nov 6, 2018 |
| Instrument | 2018-0021417 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | SALT LAKE CITY, UT 84133 |
| Type | SBA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 300 Months |
| Due | Nov 5, 2043 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Mar 28, 2019 |
| Property Address | 531 JEFFERSON ST, NAPA, CA 94559-3236 |
| Document Number | 0000005603 |
| Instrument Date | Mar 22, 2019 |
| Instrument | 5603 |
| Transaction Type | Transfer |
| Record Updated | Apr 9, 2019 |
| Title Company | OTHER |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 4446 FINCH CT NAPA CA 945581703, NAPA, CA 94558-1703 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NAPA CA |
| Property Address | 531 JEFFERSON ST, NAPA, CA 94559-3236 |
| Document Number | 0000020475 |
| Instrument Date | Sep 13, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Dec 14, 2018 |
| Title Company | TICOR TITLE NATIONAL COMMERCIAL SERVICES, TICOR TITLE NAT'L COM'L SVCS |
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 531 JEFFERSON ST NAPA CA 945593236, NAPA, CA 94559-3236 |
| Document Number | 0000020475 |
|---|---|
| Date | Oct 23, 2018 |
| Instrument | 20475 |
| Name | PACIFIC W CERTIFIED DEV CORP |
|---|---|
| Address | 25431 CABOT RD # 201, LAGUNA HILLS, CA 92653-5527 |
| Amount | Amount on Record |
|---|
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Sep 20, 2017 |
| Property Address | 531 JEFFERSON ST, NAPA, CA 94559-3236 |
| Document Number | 0000021266 |
| Instrument Date | Sep 13, 2017 |
| Instrument | 2017-0021266 |
| Transaction Type | Transfer |
| Record Updated | Aug 12, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 4446 FINCH CT, NAPA, CA 94558-1703 |
| Document Number | 0000021267 |
|---|---|
| Date | Sep 20, 2017 |
| Instrument | 2017-0021267 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
| Document Number | 0000021269 |
|---|---|
| Date | Sep 20, 2017 |
| Instrument | 2017-0021269 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | MIDVALE, UT 84047 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
The 2026 property tax bill for 531 Jefferson St was $8,100, up 1.2% 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 | $8,100.00 (+1.21%) | $638,316 (+2%) Land $464,232 Building $174,084 | $638,316 Land $464,232 Building $174,084 |
| 2025 | $8,003.00 | $625,801 Land $455,130 Building $170,671 | |
| 2023 | $7,481.00 (+1.37%) | $601,502 Land $437,457 Building $164,045 | |
| 2022 | $7,380.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 531 Jefferson St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2019.
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 |
| Nearby Flood Claims | 1 (2019) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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 531 Jefferson St 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 99.1% of the US · lower than 99.2% 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 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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