King County property record for 3911 Interlake Ave N, Seattle, WA 98103
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,590 sqft · built 1926 |
| Lot Size | 0.114 acres (4,946 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $69,700 (Dec 1987) |
| Tax Bill | $11,974 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 944530-0015 |
| Primary APN | 944530-0015 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 1,590 sqft Living Area |
| Gross Area | 2,150 sqft |
| 1st Floor Area | 860 sqft |
| Upper Floors Area | 430 sqft |
| Basement Area | 680 sqft |
| Finished Basement | 300 sqft |
| Unfinished Basement | 380 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1926 |
|---|---|
| Effective Year Built | Effective 1926 |
| Lot Area | 4,946 sqft (0.114 acres) |
| Garage Type | Attached |
| Garage Area | 180 sqft |
| Deck Area | 360 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 944530001501 |
|---|---|
| Street Address | 3911 INTERLAKE AVE N |
| City | SEATTLE |
| State | WA |
| Zip | 98103-8131 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | WILMOT TERRACE UNREC PLAT BLOCK: 1 PLAT LOT: 3 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 18 |
| Legal Subdivision | WILMOT TERRACE |
| Legal Block | 1 |
| Legal Lot Number | 3 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 5402 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Chittenden Locks and Lake Washington Ship Canal listed 1978 · 14 contributing resources · NRIS 78002751 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
3911 Interlake Ave N is owned by two individuals who acquired it in June 2013.
Source: King County records, as of July 7, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1622 N 51ST ST, SEATTLE, WA 98103-6104 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 2, 1987 · Amount on File |
| Deed Sale | Dec 2, 1987 · Amount on File |
| Deed Document Number | 1987684 |
| Deed Book / Page | 902 / 283 |
| Last Transfer Date | Jun 19, 2013 |
| Transfer Doc | 0000000365 |
| Record Updated | Sep 20, 2026 |
The 2026 property tax bill for 3911 Interlake Ave N was $11,974.
Source: King County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | Washington |
| County | King County |
| Municipality | Seattle City |
| Unified School District | Seattle Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $11,974.00 | ||
| 2025 | $1,135,000 (+8.3%) Land $691,000 Building $444,000 | $1,135,000 (+8.3%) Land $691,000 Building $444,000 | |
| 2024 | $10,327.00 | $1,048,000 Land $641,000 Building $407,000 | $1,048,000 Land $641,000 Building $407,000 |
| 2022 | $9,320.00 | $1,085,000 Land $572,000 Building $513,000 | $1,085,000 Land $572,000 Building $513,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3911 Interlake Ave N in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 23, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 3911 Interlake Ave N 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 | SEATTLE PUBLIC UTILITIES serves 1,161,961 people · EPA ID WA5377050 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2025 |
| Lead | 2 ppb (2025) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 874 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| CenturyLink Fiber · DSL in parts of the area | 2,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, AT&T, Google Fiber.
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