King County property record for 3048 20th Ave S, Seattle, WA 98144
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,260 sqft · built 1929 |
| Lot Size | 0.09 acres (3,932 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $196,000 (May 1999) |
| Tax Bill | $7,984 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 059700-0100 |
| Primary APN | 059700-0100 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 1,260 sqft Living Area |
| Gross Area | 2,160 sqft |
| 1st Floor Area | 900 sqft |
| Upper Floors Area | 360 sqft |
| Basement Area | 680 sqft |
| Year Built | Built 1929 |
|---|---|
| Effective Year Built | Effective 1929 |
| Exterior Material | Brick |
| Lot Area | 3,932 sqft (0.09 acres) |
| Garage Type | Attached |
| Garage Area | 220 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 059700010008 |
|---|---|
| Street Address | 3048 20TH AVE S |
| City | SEATTLE |
| State | WA |
| Zip | 98144-5836 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | BEACON HEIGHTS PLAT BLOCK: 1 PLAT LOT: 17 |
| Legal Range | 04 |
| Legal Township | 24 |
| Legal Section | 09 |
| Legal Subdivision | BEACON HEIGHTS |
| Legal Block | 1 |
| Legal Lot Number | 17 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 3 |
| Census Block | 3033 |
| Census Tract | 10002 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 3048 20TH AVE S, SEATTLE, WA 98144-5836 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 28, 1999 · Amount on Record |
| Deed Sale | May 28, 1999 · Amount on Record |
| Deed Document Number | 19992819 |
| Record Updated | Sep 20, 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 | $7,984.00 (+11%) | ||
| 2025 | $743,000 (+3.48%) Land $297,000 Building $446,000 | $743,000 (+3.48%) Land $297,000 Building $446,000 | |
| 2024 | $7,193.00 (+12.87%) | $718,000 (-0.55%) Land $297,000 Building $421,000 | $718,000 (-0.55%) Land $297,000 Building $421,000 |
| 2022 | $6,373.00 | $722,000 Land $228,000 Building $494,000 | $722,000 Land $228,000 Building $494,000 |
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 |
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 778 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| CenturyLink Fiber | 8,000 / 8,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Google Fiber.
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