King County property record for 6457 Marshall Ave SW, Seattle, WA 98136
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,060 sqft · built 1948 |
| Lot Size | 0.271 acres (11,800 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $7,655 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 762570-3970 |
| Primary APN | 762570-3970 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 1,060 sqft Living Area |
| Gross Area | 1,520 sqft |
| 1st Floor Area | 760 sqft |
| Basement Area | 760 sqft |
| Finished Basement | 300 sqft |
| Unfinished Basement | 460 sqft |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Lot Area | 11,800 sqft (0.271 acres) |
| View / Lot | Water View |
| Deck Area | 70 sqft |
| Heating System | Floor/Wall Furnace |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 762570397005 |
|---|---|
| Street Address | 6457 MARSHALL AVE SW |
| City | SEATTLE |
| State | WA |
| Zip | 98136-1317 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | SEA VIEW PARK ADD LESS ST |
| Legal Range | 03 |
| Legal Township | 24 |
| Legal Section | 26 |
| Legal Subdivision | SEA VIEW PARK |
| Legal Block | 41 |
| Legal Lot Number | 12&13 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 10602 |
6457 Marshall Ave SW, a single family home, is owned by an individual.
Source: King County records, as of July 7, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 17828 6TH AVE SW, NORMANDY PARK, WA 98166-3724 |
| Owner Type | Individual |
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 |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2026 property tax bill for 6457 Marshall Ave SW was $7,655.
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 | $7,655.00 | ||
| 2025 | $724,000 (+6.47%) Land $645,000 Building $79,000 | $724,000 (+6.47%) Land $645,000 Building $79,000 | |
| 2024 | $6,693.00 | $680,000 Land $602,000 Building $78,000 | $680,000 Land $602,000 Building $78,000 |
| 2022 | $6,145.00 | $672,000 Land $539,000 Building $133,000 | $672,000 Land $539,000 Building $133,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6457 Marshall Ave SW 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.
Wildfire risk around 6457 Marshall Ave SW is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.4% of Washington |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 711 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| CenturyLink Fiber · DSL in parts of the area | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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