Napa County property record for 1645 Muller Dr, Napa, CA 94559
| Property Type | Single Family Home |
|---|---|
| Details | 1,411 sqft · built 1946 |
| Lot Size | 0.33 acres (14,375 sqft) |
| Owner | Trust Name on File |
| Last Sale | $290,000 (Jun 2000) |
| Tax Bill | $6,601 (2026) |
| Deeds & Mortgages | Feb 2024 Mortgage Dec 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 002-101-030-000 |
| Primary APN | 002-101-030-000 |
|---|---|
| Alternative APNs |
|
| Building Area | 1,411 sqft Living Area |
|---|---|
| Gross Area | 1,642 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1946 |
|---|---|
| Effective Year Built | Effective 1946 |
| Construction Type | Wood |
| Lot Area | 14,375 sqft (0.33 acres) |
| Garage Type | Attached |
| Garage Area | 231 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | None |
|---|---|
| Heating System | Central |
| Old Parcel Number | 002-101-030 |
|---|---|
| Street Address | 1645 MULLER DR |
| City | NAPA |
| State | CA |
| Zip | 94559-1006 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RI7 |
| Legal Description | LOT 8 MULLERS SUB 4R/M25 |
| Legal Subdivision | MULLERS |
| Legal Lot Number | 8 |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 3 |
| Census Block | 3032 |
| Census Tract | 200501 |
1645 Muller Dr is owner-occupied and held in a trust since December 2021.
Source: Napa County records, as of October 21, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1645 MULLER DR, NAPA, CA 94559-1006 |
| Occupancy | Owner Occupied |
| 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 |
|---|---|
| Feb 1, 2024 | Deed of Trust, Mortgage · Commercial Mortgage CITY OF NAPA |
| Dec 14, 2021 | Intrafamily Transfer, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 30, 2000 · Amount on File |
| Deed Sale | Jun 30, 2000 · Amount on File |
| Prior Sale | Mar 17, 1995 · Amount on File |
| Deed Document Number | 200016627 |
| Last Transfer Date | Dec 1, 2021 |
| Transfer Doc | 0000037654 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NAPA CA |
| Property Address | 1645 MULLER DR, NAPA, CA 94559-1006 |
| Transaction Type | Mortgage |
| Record Updated | Feb 12, 2024 |
| Name | Verified Name |
|---|
| Document Number | 0000001427 |
|---|---|
| Date | Feb 1, 2024 |
| Instrument | 2024-0001427 |
| Name | CITY OF NAPA |
|---|---|
| Type | Government Agency |
| Address | NAPA, CA 94559 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Dec 14, 2021 |
| Property Address | 1645 MULLER DR, NAPA, CA 94559-1006 |
| Document Number | 0000037654 |
| Map Reference | MB 4 PG 25 |
| Instrument Date | Dec 1, 2021 |
| Instrument | 2021-0037654 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 1645 MULLER DR, NAPA, CA 94559-1006 |
The 2026 property tax bill for 1645 Muller Dr was $6,601 with a homeowner's exemption, up 2.2% 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 | $6,601.00 (+2.18%) Homeowner's exemption | $519,571 (+2%) Land $235,144 Building $284,427 | $519,571 Land $235,144 Building $284,427 |
| 2025 | $6,460.00 Homeowner's exemption | $509,384 Land $230,534 Building $278,850 | |
| 2023 | $6,156.00 (+1.35%) Homeowner's exemption | $489,606 Land $221,583 Building $268,023 | |
| 2022 | $6,074.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1645 Muller Dr in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 6 (1995–2005) |
| Claims Outside the SFHA | 4 of 6 |
| Most Recent Claim | Dec 2005 · Severe Storms, Flooding, Mudslides, And Landslides |
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.
The area around 1645 Muller Dr has no burnable land within ember reach, so its wildfire risk is not rated.
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 423 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, 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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