King County property record for 3421 17th Ave S, Seattle, WA 98144
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1.75 ba · 1,680 sqft · built 1908 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $800,000 (Oct 2021) |
| Tax Bill | $9,421 (2026) |
| Deeds & Mortgages | Oct 2021 Sale & Mortgage Aug 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 310150-0065 |
| Primary APN | 310150-0065 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 1,680 sqft Living Area |
| 1st Floor Area | 840 sqft |
| Basement Area | 840 sqft |
| Finished Basement | 840 sqft |
| Year Built | Built 1908 |
|---|---|
| Effective Year Built | Effective 1908 |
| Lot Area | 4,000 sqft (0.092 acres) |
| Garage Type | Detached |
| Garage Area | 270 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 60 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 310150006503 |
|---|---|
| Street Address | 3421 17TH AVE S |
| City | SEATTLE |
| State | WA |
| Zip | 98144-6613 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LR1 (M1) |
| Legal Description | HANSONS PARK ADD PLAT BLOCK: 1 PLAT LOT: 13 |
| Legal Range | 04 |
| Legal Township | 24 |
| Legal Section | 16 |
| Legal Subdivision | HANSONS PARK ADD |
| Legal Block | 1 |
| Legal Lot Number | 13 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1026 |
| Census Tract | 10002 |
3421 17th Ave S is owned and occupied by an individual who bought it in October 2021.
Source: King County records, as of July 7, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3421 17TH AVE S, SEATTLE, WA 98144-6613 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Unmarried |
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 |
|---|---|
| Oct 21, 2021 | Warranty Deed, Transfer · Conventional Mortgage STEARNS LENDING LLC |
| Aug 5, 2020 | Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 21, 2021 · Amount on File |
| Deed Sale | Oct 21, 2021 · Amount on File |
| Prior Sale | Sep 27, 2013 · Amount on File |
| Deed Document Number | 2021809 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | Oct 21, 2021 |
| Property Address | 3421 17TH AVE S, SEATTLE, WA 98144-6613 |
| Document Number | 0000000809 |
| Map Reference | VOL 14 PG 18 |
| Instrument Date | Oct 8, 2021 |
| Instrument | 20211021000809 |
| Transaction Type | Transfer |
| Record Updated | Nov 1, 2021 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $13,345.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3421 17TH AVE S, SEATTLE, WA 98144-6613 |
| Document Number | 0000000810 |
|---|---|
| Date | Oct 21, 2021 |
| Instrument | 20211021000810 |
| Name | STEARNS LENDING LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 3421 17TH AVE S, SEATTLE, WA 98144-6613 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | CW TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000001843 |
|---|---|
| Date | Aug 5, 2020 |
| Instrument | 20200805001843 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Address | PONTIAC, MI 48341 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2050 |
The 2026 property tax bill for 3421 17th Ave S was $9,421.
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 | $9,421.00 | ||
| 2025 | $888,000 (+7.38%) Land $675,000 Building $213,000 | $888,000 (+7.38%) Land $675,000 Building $213,000 | |
| 2024 | $8,195.00 | $827,000 Land $675,000 Building $152,000 | $827,000 Land $675,000 Building $152,000 |
| 2022 | $7,136.00 | $816,000 Land $516,000 Building $300,000 | $816,000 Land $516,000 Building $300,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3421 17th Ave S 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 3421 17th Ave S 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 620 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 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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