King County property record for 3635 Wallingford Ave N, Seattle, WA 98103
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 3.25 ba · 1,510 sqft · built 2003 |
| Lot Size | 0.035 acres (1,506 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $950,000 (Sep 2023) |
| Tax Bill | $8,720 (2026) |
| Deeds & Mortgages | Sep 2023 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 408330-5632 |
| Primary APN | 408330-5632 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.25 Baths |
| Half Baths | 2 Half Baths |
| Units | 4 Units |
| Building Area | 1,510 sqft Living Area |
| Gross Area | 1,770 sqft |
| 1st Floor Area | 590 sqft |
| 2nd Floor Area | 610 sqft |
| Upper Floors Area | 606 sqft |
| Basement Area | 310 sqft |
| Finished Basement | 310 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Architectural Style | Townhouse |
| Lot Area | 1,506 sqft (0.035 acres) |
| Garage Type | Attached |
| Garage Area | 260 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 40 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 408330563201 |
|---|---|
| Street Address | 3635 WALLINGFORD AVE N, C |
| City | SEATTLE |
| State | WA |
| Zip | 98103-2876 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | LR2 (M) |
| Legal Description | LAKE UNION ADD LOT C SEATTLE SP #2300399 REC #20030722900014 SD SP DAF S 40 FT OF LOT 2 & N 20 FT OF LOT 3 BLK 59 OF SD ADD |
| Legal Subdivision | LAKE UNION ADD |
| Legal Block | 59 |
| Legal Lot Number | 2-3 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1015 |
| 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.
3635 Wallingford Ave N is owned by two individuals who bought it in September 2023.
Source: King County records, as of July 7, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1611 8TH AVE N, 401, SEATTLE, WA 98109-3098 |
| Owner Type | Individual |
| Vesting | Married Couple |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Sep 22, 2023 · Amount on File |
| Deed Sale | Sep 22, 2023 · Amount on File |
| Prior Sale | Oct 31, 2012 · Amount on File |
| Deed Document Number | 2023304 |
| Prior Transfer Date | Mar 21, 2011 |
| Prior Transfer Doc | 0000001057 |
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | Sep 22, 2023 |
| Property Address | 3635 WALLINGFORD AVE N APT C, C, SEATTLE, WA 98103-2876 |
| Document Number | 0000000304 |
| Map Reference | DOC 20030722900014 |
| Instrument Date | Aug 30, 2023 |
| Instrument | 20230922000304 |
| Transaction Type | Transfer |
| Record Updated | Oct 5, 2023 |
| Title Company | E-CHICAGO TITLE, CHICAGO TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $15,970.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1611 8TH AVE N UNIT 401, 401, SEATTLE, WA 98109-3098 |
| Document Number | 0000000305 |
|---|---|
| Date | Sep 22, 2023 |
| Instrument | 20230922000305 |
| Name | FILO MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Oct 1, 2053 |
The 2026 property tax bill for 3635 Wallingford Ave N was $8,720.
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 | $8,720.00 | ||
| 2025 | $853,000 (-0.93%) Land $343,000 Building $510,000 | $853,000 (-0.93%) Land $343,000 Building $510,000 | |
| 2024 | $8,170.00 | $861,000 Land $318,000 Building $543,000 | $861,000 Land $318,000 Building $543,000 |
| 2022 | $7,298.00 | $870,000 Land $284,000 Building $586,000 | $870,000 Land $284,000 Building $586,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3635 Wallingford Ave N in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 23, 2026 · 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 Policies | 1 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 3635 Wallingford 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 1,090 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 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.
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