King County property record for 1503 18th Ave, Seattle, WA 98122
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 4 bd · 2 ba · 17,725 sqft · built 1988 |
| Lot Size | 0.331 acres (14,400 sqft) |
| Owner | Company Name on File |
| Last Sale | $95,000 (Feb 1988) |
| Tax Bill | $77,056 (2026) |
| Deeds & Mortgages | Jan 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 723460-1035 |
| Primary APN | 723460-1035 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Units | 35 Units |
| Stories | 4 Stories |
| Building Area | 17,725 sqft Adjusted Area |
| Gross Area | 28,080 sqft |
| Security Alarm | Security Alarm |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 2001 |
| Architectural Style | Custom Design |
| Exterior Material | Wood |
| Construction Type | Wood |
| Lot Area | 14,400 sqft (0.331 acres) |
| Garage Area | 3,215 sqft |
| Parking Spaces | 11 Parking Spaces |
| Porch | Patio |
| Porch Area | 100 sqft |
| Cooling System | Wall Unit |
|---|---|
| Heating System | Floor/Wall Furnace |
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 723460103507 |
|---|---|
| Street Address | 1503 18TH AVE |
| City | SEATTLE |
| State | WA |
| Zip | 98122-4185 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | LR3 (M) |
| Legal Description | RENTONS ADD |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 33 |
| Legal Subdivision | RENTONS ADD |
| Legal Block | 19 |
| Legal Lot Number | 11&12 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 7901 |
1503 18th Ave, a residential property, is owned by a company that acquired it in June 2005.
Source: King County records, as of September 24, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 2 MIRANOVA PL, COLUMBUS, OH 43215-5078 |
| Owner Type | Company |
| Vesting | Company |
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 Sale | Feb 24, 1988 · Amount on File |
| Deed Sale | Feb 24, 1988 · Amount on File |
| Deed Document Number | 19883090655 |
| Deed Book / Page | 3 / 118 |
| Last Transfer Date | Jun 7, 2005 |
| Transfer Doc | 0000000259 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 1503 18TH AVE, SEATTLE, WA 98122-4185 |
| Transaction Type | Mortgage |
| Record Updated | Feb 10, 2021 |
| Name | Verified Name |
|---|---|
| Address | 17910 142ND AVE NE, WOODINVILLE, WA 98072-6201 |
| Document Number | 0000002138 |
|---|---|
| Date | Jan 29, 2021 |
| Instrument | 20210129002138 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Address | BREA, CA 92821 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
The 2026 property tax bill for 1503 18th Ave was $77,056.
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 | $77,056.00 | ||
| 2025 | $7,495,000 (+2.39%) Land $4,320,000 Building $3,175,000 | $7,495,000 (+2.39%) Land $4,320,000 Building $3,175,000 | |
| 2024 | $69,959.00 | $7,320,000 Land $4,608,000 Building $2,712,000 | $7,320,000 Land $4,608,000 Building $2,712,000 |
| 2022 | $76,165.00 | $9,099,000 Land $3,600,000 Building $5,499,000 | $9,099,000 Land $3,600,000 Building $5,499,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1503 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 1503 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 975 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 |
| 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: CenturyLink, Google Fiber, T-Mobile.
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