Napa County property record for 528 Montgomery St, Napa, CA 94559
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 2 ba · 1,479 sqft · built 1930 |
| Lot Size | 0.15 acres (6,534 sqft) |
| Owner | Trust Name on File |
| Last Sale | $130,000 (Jul 1998) |
| Tax Bill | $3,997 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 004-152-014-000 |
| Primary APN | 004-152-014-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 4 Rooms |
| Building Area | 1,479 sqft Living Area |
| Gross Area | 1,731 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1935 |
| Construction Type | Wood |
| Lot Area | 6,534 sqft (0.15 acres) |
| Garage Type | Attached |
| Garage Area | 252 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | None |
|---|---|
| Heating System | Central |
| Old Parcel Number | 004-152-014 |
|---|---|
| Street Address | 528 MONTGOMERY ST |
| City | NAPA |
| State | CA |
| Zip | 94559-3134 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RT5 |
| Legal Description | LOT 12 BLK 62 NAPA CITY 1R/M99 |
| Legal Subdivision | NAPA |
| Legal Block | 62 |
| Legal Lot Number | 12 |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 200201 |
528 Montgomery St is held in a trust since December 2005.
Source: Napa County records, as of October 21, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4271 E 3RD AVE, NAPA, CA 94558-4014 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 24, 1998 · Amount on File |
| Deed Sale | Jul 24, 1998 · Amount on File |
| Deed Document Number | 199820919 |
| Last Transfer Date | Dec 19, 2005 |
| Transfer Doc | 0000052142 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 528 Montgomery St was $3,997, 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 | $3,997.00 (+2.23%) | $281,538 (+2%) Land $112,054 Building $169,484 | $281,538 Land $112,054 Building $169,484 |
| 2025 | $3,910.00 | $276,018 Land $109,857 Building $166,161 | |
| 2023 | $3,744.00 (+1.22%) | $265,301 Land $105,592 Building $159,709 | |
| 2022 | $3,699.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 528 Montgomery 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.
The area around 528 Montgomery St 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 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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