King County property record for 3540 Wallingford Ave N, Seattle, WA 98103
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 3,074 sqft · built 1913 |
| Lot Size | 0.072 acres (3,150 sqft) |
| Owner | Individual Name on File |
| Last Sale | $74,600 (Nov 1989) |
| Tax Bill | $8,748 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 408330-6420 |
| Primary APN | 408330-6420 |
|---|---|
| Alternative APN |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 3,074 sqft Gross Area |
| Year Built | Built 1913 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 3,150 sqft (0.072 acres) |
| Heating System | Space Heater |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 408330642005 |
|---|---|
| Street Address | 3540 WALLINGFORD AVE N |
| City | SEATTLE |
| State | WA |
| Zip | 98103-2908 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | LR2 (M) |
| Legal Description | LAKE UNION ADD W 70 FT LESS S 15 FT PLAT BLOCK: 65 PLAT LOT: 14 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 18 |
| Legal Subdivision | LAKE UNION ADD |
| Legal Block | 65 |
| Legal Lot Number | 14 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 5401 |
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 | Individual Name on File |
|---|---|
| Mailing Address | 3534 WALLINGFORD AVE N, SEATTLE, WA 98103-9043 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 21, 1989 · Amount on File |
| Deed Sale | Nov 21, 1989 · Amount on File |
| Deed Document Number | 198911221370 |
| Deed Book / Page | 1 / 238 |
| Record Updated | Sep 20, 2026 |
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 | $8,748.00 (+10.4%) | ||
| 2025 | $807,000 (+2.7%) Land $756,000 Building $51,000 | $807,000 (+2.7%) Land $756,000 Building $51,000 | |
| 2024 | $7,924.00 (+14.16%) | $785,800 (+0.78%) Land $756,000 Building $29,800 | $785,800 (+0.78%) Land $756,000 Building $29,800 |
| 2022 | $6,941.00 | $779,700 Land $693,000 Building $86,700 | $779,700 Land $693,000 Building $86,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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.
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 309 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| CenturyLink Fiber | 2,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband.
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