King County property record for 1511 3rd Ave, Seattle, WA 98101
| Property Type | Commercial Office |
|---|---|
| Details | 130,893 sqft · built 1927 |
| Lot Size | 0.289 acres (12,582 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $159,574 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 197570-0465 |
| Primary APN | 197570-0465 |
|---|---|
| Alternative APN |
|
| Stories | 10 Stories |
|---|---|
| Building Area | 130,893 sqft Gross Area |
| Basement Area | 14,000 sqft |
| Elevator | Elevator |
| Year Built | Built 1927 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Custom Design |
| Construction Type | Concrete |
| Fire Resistance | Fireproof Reinforced Concrete |
| Lot Area | 12,582 sqft (0.289 acres) |
| Lawn Sprinklers | Lawn Sprinklers |
| Heating System | Hot Water |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 197570046502 |
|---|---|
| Street Address | 1511 3RD AVE |
| City | SEATTLE |
| State | WA |
| Zip | 98101-3635 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | DMC 240/29 |
| Legal Description | DENNYS A A 3RD ADD LESS STS |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 31 |
| Legal Subdivision | DENNYS A A 3RD ADD |
| Legal Block | 23 |
| Legal Lot Number | 10-11 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 8102 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 1511 3RD AVE, 500, SEATTLE, WA 98101-1647 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| 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 | $159,574.00 (-2.54%) | ||
| 2025 | $15,808,000 (-9.73%) Land $15,098,400 Building $709,600 | $15,808,000 (-9.73%) Land $15,098,400 Building $709,600 | |
| 2024 | $163,738.00 (-6.81%) | $17,511,000 (-17.97%) Land $15,098,400 Building $2,412,600 | $17,511,000 (-17.97%) Land $15,098,400 Building $2,412,600 |
| 2022 | $175,701.00 | $21,347,000 Land $11,009,200 Building $10,337,800 | $21,347,000 Land $11,009,200 Building $10,337,800 |
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 |
|---|
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 226 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 Fiber · Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
May also be available: AT&T, CenturyLink, FiberFirst, Google Fiber, Hunter Communications, T-Mobile, Taluslink.
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