King County property record for 3437 Cascadia Ave S, Seattle, WA 98144 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.75 ba · 2,510 sqft · built 1923 |
| Lot Size | 0.165 acres (7,200 sqft) |
| Owner | Individual Name on File |
| Last Sale | $475,000 (Sep 1997) |
| Tax Bill | $21,131 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 570000-3865 |
| Primary APN | 570000-3865 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 2,510 sqft Living Area |
| Gross Area | 3,330 sqft |
| 1st Floor Area | 1,600 sqft |
| Upper Floors Area | 720 sqft |
| Basement Area | 1,010 sqft |
| Finished Basement | 190 sqft |
| Unfinished Basement | 820 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 1923 |
| Lot Area | 7,200 sqft (0.165 acres) |
| View / Lot | Water View |
| Deck Area | 80 sqft |
| Heating System | Radiant |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 570000386500 |
|---|---|
| Street Address | 3437 CASCADIA AVE S |
| City | SEATTLE |
| State | WA |
| Zip | 98144-7213 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MOUNT BAKER PARK ADD PLAT BLOCK: 59 PLAT LOT: 7 |
| Legal Range | 04 |
| Legal Township | 24 |
| Legal Section | 15 |
| Legal Subdivision | MOUNT BAKER PARK ADD |
| Legal Block | 59 |
| Legal Lot Number | 7 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 10102 |
Source: King County records · APN 570000-3865
Assessment roll updated July 7, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3437 CASCADIA AVE S, SEATTLE, WA 98144-7213 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Sep 24, 1997 · Amount on Record |
| Deed Sale | Sep 24, 1997 · Amount on Record |
| Deed Document Number | 1997859 |
| Last Transfer Date | Feb 27, 2012 |
| Transfer Doc | 0000001279 |
| Record Updated | Sep 20, 2026 |
Source: King County records · Assessment roll updated July 7, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Washington |
| County | King County |
| Municipality | Seattle City |
| Unified School District | Seattle Public Schools (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $21,131.00 (+16.66%) | ||
| 2025 | $2,032,000 (+8.84%) Land $1,194,000 Building $838,000 | $2,032,000 (+8.84%) Land $1,194,000 Building $838,000 | |
| 2024 | $18,114.00 (+10.87%) | $1,867,000 (-2.05%) Land $1,194,000 Building $673,000 | $1,867,000 (-2.05%) Land $1,194,000 Building $673,000 |
| 2022 | $16,338.00 | $1,906,000 Land $1,113,000 Building $793,000 | $1,906,000 Land $1,113,000 Building $793,000 |
Source: FEMA National Flood Hazard Layer, King County (53033C), updated September 23, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Historic District | Within the Mount Baker Park Historic District listed 2018 · 649 contributing resources · NRIS 100002975 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 168 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 2,000 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: T-Mobile USA, Verizon, Lumen Technologies, AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
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