King County property record for 348 18th Ave, Seattle, WA 98122
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,800 sqft · built 1901 |
| Lot Size | 0.118 acres (5,120 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $8,060 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 794260-1665 |
| Primary APN | 794260-1665 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 2 Stories |
| Building Area | 1,800 sqft Living Area |
| Gross Area | 2,850 sqft |
| 1st Floor Area | 990 sqft |
| 2nd Floor Area | 810 sqft |
| Basement Area | 990 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1901 |
|---|---|
| Effective Year Built | Effective 1901 |
| Lot Area | 5,120 sqft (0.118 acres) |
| Porch | Enclosed Porch |
| Porch Area | 60 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 794260166507 |
|---|---|
| Street Address | 348 18TH AVE |
| City | SEATTLE |
| State | WA |
| Zip | 98122-5717 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | SQUIRE PARK ADD PLAT BLOCK: 15 PLAT LOT: 7 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 33 |
| Legal Subdivision | SQUIRE PARK ADD |
| Legal Block | 15 |
| Legal Lot Number | 7 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 8700 |
348 18th Ave is owned by an individual who acquired it in December 2010.
Source: King County records, as of July 7, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 13018 8TH ST SE, SEATTLE, WA 98258 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Dec 16, 2010 |
| Transfer Doc | 0000001722 |
| Record Updated | Sep 20, 2026 |
The 2026 property tax bill for 348 18th Ave was $8,060.
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 | $8,060.00 | ||
| 2025 | $740,000 (+3.64%) Land $707,000 Building $33,000 | $740,000 (+3.64%) Land $707,000 Building $33,000 | |
| 2024 | $7,256.00 | $714,000 Land $694,000 Building $20,000 | $714,000 Land $694,000 Building $20,000 |
| 2022 | $7,159.00 | $797,000 Land $599,000 Building $198,000 | $797,000 Land $599,000 Building $198,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 348 18th Ave in Zone X, an area of minimal flood risk.
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.
The area around 348 18th Ave 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 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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