Napa County property record for 3748 Ilium Ct, Napa, CA 94558
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,454 sqft · built 1962 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $1,666 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 038-213-018-000 |
| Primary APN | 038-213-018-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,454 sqft Living Area |
| Gross Area | 1,938 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1962 |
| Construction Type | Wood |
| Lot Area | 8,712 sqft (0.2 acres) |
| Garage Type | Attached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | None |
|---|---|
| Heating System | Central |
| Old Parcel Number | 038-213-018 |
|---|---|
| Street Address | 3748 ILIUM CT |
| City | NAPA |
| State | CA |
| Zip | 94558-2428 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS5 |
| Legal Description | LOT 47 SIERRA EST SUB 6R/M97 |
| Legal Subdivision | SIERRA ESTATES |
| Legal Lot Number | 47 |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 4 |
| Census Block | 4004 |
| Census Tract | 200602 |
3748 Ilium Ct is owner-occupied and held in a trust since May 2024.
Source: Napa County records, as of October 21, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3748 ILIUM CT, NAPA, CA 94558-2428 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | May 3, 2024 |
| Transfer Doc | 0000006603 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 3748 Ilium Ct was $1,666 with a homeowner's exemption, up 2.6% 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 | $1,666.00 (+2.59%) Homeowner's exemption | $81,777 (+2%) Land $16,860 Building $64,917 | $81,777 (+2%) Land $16,860 Building $64,917 |
| 2025 | $1,624.00 Homeowner's exemption | $80,175 Land $16,530 Building $63,645 | $80,175 Land $16,530 Building $63,645 |
| 2023 | $1,576.00 (+0.9%) Homeowner's exemption | $77,064 Land $15,889 Building $61,175 | |
| 2022 | $1,562.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3748 Ilium Ct 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 AO, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 6 in force |
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 3748 Ilium Ct 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 620 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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