King County property record for 710 20th Ave, Seattle, WA 98122
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 3 ba · 2,200 sqft · built 1904 |
| Lot Size | 0.083 acres (3,600 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $249,000 (Dec 2014) |
| Tax Bill | $9,807 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 912610-0205 |
| Primary APN | 912610-0205 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Stories | 2 Stories |
| Building Area | 2,200 sqft Living Area |
| 1st Floor Area | 730 sqft |
| 2nd Floor Area | 740 sqft |
| Upper Floors Area | 500 sqft |
| Basement Area | 730 sqft |
| Finished Basement | 730 sqft |
| Year Built | Built 1904 |
|---|---|
| Effective Year Built | Effective 2008 |
| Architectural Style | Duplex Single |
| Lot Area | 3,600 sqft (0.083 acres) |
| Porch | Open Porch |
| Porch Area | 290 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 912610020501 |
|---|---|
| Street Address | 710 20TH AVE |
| City | SEATTLE |
| State | WA |
| Zip | 98122-4732 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | NR3 |
| Legal Description | WALLA WALLA ADD PLAT BLOCK: 3 PLAT LOT: 7 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 33 |
| Legal Subdivision | WALLA WALLA ADD |
| Legal Block | 3 |
| Legal Lot Number | 7 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 8700 |
Source: King County records, as of July 7, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 710 20TH AVE, SEATTLE, WA 98122-4732 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 22, 2014 · Amount on Record |
| Deed Sale | Dec 22, 2014 · Amount on Record |
| Prior Sale | Feb 16, 2010 · Amount on Record |
| Deed Document Number | 2014534 |
| Record Updated | Oct 29, 2026 |
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 | $9,807.00 (+11.3%) | ||
| 2025 | $927,000 (+3.69%) Land $520,000 Building $407,000 | $927,000 (+3.69%) Land $520,000 Building $407,000 | |
| 2024 | $8,811.00 (+10.86%) | $894,000 (-2.4%) Land $510,000 Building $384,000 | $894,000 (-2.4%) Land $510,000 Building $384,000 |
| 2022 | $7,948.00 | $916,000 Land $440,000 Building $476,000 | $916,000 Land $440,000 Building $476,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
| Nearby Flood Claims | 2 (2014–2015) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Mar 2015 · other causes |
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.
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 929 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 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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