King County property record for 510 N 47th St, Seattle, WA 98103
| Property Type | Quadplex |
|---|---|
| Details | 8 bd · 8 ba · 3,860 sqft · built 1986 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $355,000 (Apr 1995) |
| Tax Bill | $18,908 (2026) |
| Deeds & Mortgages | May 2022 Transfer May 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 085000-0515 |
| Primary APN | 085000-0515 |
|---|---|
| Alternative APN |
|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 8 Baths |
| Units | 5 Units |
| Stories | 2 Stories |
| Building Area | 3,860 sqft Living Area |
| Gross Area | 4,040 sqft |
| 1st Floor Area | 1,930 sqft |
| 2nd Floor Area | 1,930 sqft |
| Basement Area | 180 sqft |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 2006 |
| Architectural Style | Custom Design |
| Exterior Material | Wood |
| Construction Type | Wood |
| Lot Area | 5,000 sqft (0.115 acres) |
| Garage Type | Carport |
| Garage Area | 880 sqft |
| Carport | Carport |
| Carport Area | 880 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Patio |
| Porch Area | 70 sqft |
| Deck Area | 280 sqft |
| Cooling System | Wall Unit |
|---|---|
| Heating System | Floor/Wall Furnace |
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 085000051509 |
|---|---|
| Street Address | 510 N 47TH ST |
| City | SEATTLE |
| State | WA |
| Zip | 98103-6469 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | LR1 (M) |
| Legal Description | BLACKMARS SUPL OF WOODLAND ADD |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 07 |
| Legal Subdivision | BLACKMARS SUPL OF WOODLAND ADD |
| Legal Block | 13 |
| Legal Lot Number | 15-16 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1016 |
| Census Tract | 4901 |
510 N 47th St, a quadplex, is owned and occupied by two individuals who acquired it in April 2022.
Source: King County records, as of July 7, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 510 N 47TH ST, SEATTLE, WA 98103-6469 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Surviving Spouse |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| May 12, 2022 | Intrafamily Transfer, Transfer |
| May 16, 2022 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 28, 1995 · Amount on File |
| Deed Sale | Apr 28, 1995 · Amount on File |
| Deed Document Number | 19951452 |
| Last Transfer Date | Apr 29, 2022 |
| Transfer Doc | 0000000482 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | May 12, 2022 |
| Property Address | 510 N 47TH ST, SEATTLE, WA 98103-6469 |
| Document Number | 0000001176 |
| Map Reference | VOL 2 PG 198 |
| Instrument Date | Apr 29, 2022 |
| Instrument | 20220512001176 |
| Transaction Type | Transfer |
| Record Updated | May 23, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | May 16, 2022 |
| Property Address | 510 N 47TH ST, SEATTLE, WA 98103-6469 |
| Document Number | 0000000482 |
| Map Reference | VOL 2 PG 198 |
| Instrument Date | Apr 29, 2022 |
| Instrument | 20220516000482 |
| Transaction Type | Transfer |
| Record Updated | May 25, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
The 2026 property tax bill for 510 N 47th St was $18,908.
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 | $18,908.00 | ||
| 2025 | $1,809,000 (+34.5%) Land $966,000 Building $843,000 | $1,809,000 (+34.5%) Land $966,000 Building $843,000 | |
| 2024 | $13,301.00 | $1,345,000 Land $1,050,000 Building $295,000 | $1,345,000 Land $1,050,000 Building $295,000 |
| 2022 | $12,125.00 | $1,394,000 Land $1,025,000 Building $369,000 | $1,394,000 Land $1,025,000 Building $369,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 510 N 47th St 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 510 N 47th St 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 793 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 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband.
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