King County property record for 300 Occidental Ave S, Seattle, WA 98104
| Property Type | Commercial Office |
|---|---|
| Details | 164,380 sqft · built 1900 |
| Lot Size | 0.612 acres (26,640 sqft) |
| Owner | Company Name on Record |
| Last Sale | $8,400,000 (Oct 1996) |
| Tax Bill | $169,913 (2026) |
| Deeds & Mortgages | Oct 2025 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 524780-0695 |
| Primary APN | 524780-0695 |
|---|---|
| Alternative APN |
|
| Stories | 4 Stories |
|---|---|
| Building Area | 164,380 sqft Gross Area |
| Basement Area | 26,640 sqft |
| Elevator | Elevator |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Custom Design |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 26,640 sqft (0.612 acres) |
| Lawn Sprinklers | Lawn Sprinklers |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 524780069505 |
|---|---|
| Street Address | 300 OCCIDENTAL AVE S |
| City | SEATTLE |
| State | WA |
| Zip | 98104-2840 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | PSM 100/10 |
| Legal Description | MAYNARDS D S PLAT LESS ST |
| Legal Range | 04 |
| Legal Township | 24 |
| Legal Section | 05 |
| Legal Subdivision | MAYNARDS D S PLAT |
| Legal Block | 11 |
| Legal Lot Number | 1-4 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 9200 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Pioneer Square-Skid Road District listed 1970 · 141 contributing resources · NRIS 70000086 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: King County records, 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 | Company Name on Record |
|---|---|
| Mailing Address | 316 OCCIDENTAL AVE S, 500, SEATTLE, WA 98104-2874 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 31, 1996 · Amount on Record |
| Deed Sale | Oct 31, 1996 · Amount on Record |
| Deed Document Number | 19961870 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 300 OCCIDENTAL AVE S, SEATTLE, WA 98104-2840 |
| Transaction Type | Mortgage |
| Record Updated | Dec 25, 2025 |
| Title Company | UNKNOWN, FRIST AM NCS |
| Name | Verified Name |
|---|---|
| Address | 316 OCCIDENTAL AVE S 500, 500, SEATTLE, WA 98104-2874 |
| Document Number | 0000000630 |
|---|---|
| Date | Oct 31, 2025 |
| Instrument | 20251031000630 |
| Name | WASHINGTON TRUST BANK |
|---|---|
| Type | Bank |
| Address | SEATTLE, WA 98101 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
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 | $169,913.00 (-15.49%) | ||
| 2025 | $201,062.00 | $16,522,000 (-22.21%) Land $11,988,000 Building $4,534,000 | $16,522,000 (-22.21%) Land $11,988,000 Building $4,534,000 |
| 2024 | $201,062.00 (-21.62%) | $21,240,000 (-31.43%) Land $11,988,000 Building $9,252,000 | $21,240,000 (-31.43%) Land $11,988,000 Building $9,252,000 |
| 2022 | $256,508.00 | $30,974,000 Land $11,455,200 Building $19,518,800 | $30,974,000 Land $11,455,200 Building $19,518,800 |
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 150 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, Google Fiber, T-Mobile.
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