King County property record for 425 18th Ave E, Seattle, WA 98112
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,700 sqft · built 1904 |
| Lot Size | 0.116 acres (5,040 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $675,000 (Feb 2009) |
| Tax Bill | $11,716 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 423240-1020 |
| Primary APN | 423240-1020 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,700 sqft Living Area |
| Gross Area | 2,470 sqft |
| 1st Floor Area | 760 sqft |
| 2nd Floor Area | 940 sqft |
| Basement Area | 770 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1904 |
|---|---|
| Effective Year Built | Effective 1904 |
| Lot Area | 5,040 sqft (0.116 acres) |
| Garage Type | Carport |
| Garage Area | 370 sqft |
| Carport | Carport |
| Carport Area | 370 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 170 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 423240102008 |
|---|---|
| Street Address | 425 18TH AVE E |
| City | SEATTLE |
| State | WA |
| Zip | 98112-4611 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | LAWS ADD S 42 FT PLAT BLOCK: 19 PLAT LOT: 14 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 28 |
| Legal Subdivision | LAWS ADD |
| Legal Block | 19 |
| Legal Lot Number | 14 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 7600 |
Source: King County assessment roll, as of July 7, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 425 18TH AVE E, SEATTLE, WA 98112-4611 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Feb 12, 2009 · Amount on Record |
| Deed Sale | Feb 12, 2009 · Amount on Record |
| Prior Sale | Aug 23, 1991 · Amount on Record |
| Deed Document Number | 2009346 |
| 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 | $11,716.00 (+5.73%) | ||
| 2025 | $1,109,000 (-1.86%) Land $954,000 Building $155,000 | $1,109,000 (-1.86%) Land $954,000 Building $155,000 | |
| 2024 | $11,081.00 (-5.73%) | $1,130,000 (-17.09%) Land $954,000 Building $176,000 | $1,130,000 (-17.09%) Land $954,000 Building $176,000 |
| 2022 | $11,754.00 | $1,363,000 Land $592,000 Building $771,000 | $1,363,000 Land $592,000 Building $771,000 |
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
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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 878 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| Radiate Holdings Cable · Fiber in parts of the area | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: Google Fiber, Lumen Technologies.
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