King County property record for 200 E Boston St, Seattle, WA 98102
| Property Type | Commercial Office |
|---|---|
| Details | 4,046 sqft · built 1953 |
| Lot Size | 0.141 acres (6,150 sqft) |
| Owner | Company Name on File |
| Tax Bill | $23,820 (2026) |
| Deeds & Mortgages | Apr 2022 Sale Apr 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 290220-0645 |
| Primary APN | 290220-0645 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 4,046 sqft Gross Area |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 6,150 sqft (0.141 acres) |
| Total Buildings | 2 Buildings |
| Heating System | HVAC |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 290220064502 |
|---|---|
| Street Address | 200 E BOSTON ST |
| City | SEATTLE |
| State | WA |
| Zip | 98102-3518 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | NC1P-65 (M |
| Legal Description | GREENES ADD LESS ST PLAT BLOCK: 9 PLAT LOT: 16 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 20 |
| Legal Subdivision | GREENES ADD |
| Legal Block | 9 |
| Legal Lot Number | 16 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 6600 |
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 File |
|---|---|
| Mailing Address | 4307 NE 123RD ST, SEATTLE, WA 98125-5921 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Date | Document |
|---|---|
| Apr 4, 2022 | Personal Representative Deed, Transfer |
| Apr 23, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Apr 5, 2019 |
| Transfer Doc | 0000000003 |
| Record Updated | Sep 20, 2026 |
| Document Type | Personal Representative Deed |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | Apr 4, 2022 |
| Property Address | 200 E BOSTON ST, SEATTLE, WA 98102-3518 |
| Document Number | 0000000544 |
| Map Reference | VOL 2 PG 73 |
| Instrument Date | Mar 4, 2022 |
| Instrument | 20220404000544 |
| Transaction Type | Transfer |
| Record Updated | Dec 25, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | Apr 23, 2019 |
| Property Address | 200 E BOSTON ST, SEATTLE, WA 98102-3518 |
| Document Number | 0000000003 |
| Instrument Date | Apr 5, 2019 |
| Instrument | 201904230003 |
| Transaction Type | Transfer |
| Record Updated | May 2, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 200 E BOSTON ST SEATTLE WA 981023518, SEATTLE, WA 98102-3518 |
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 | $23,820.00 (+7.86%) | ||
| 2025 | $2,307,200 (-) Land $2,306,200 Building $1,000 | $2,307,200 (-) Land $2,306,200 Building $1,000 | |
| 2024 | $22,085.00 (+3%) | $2,307,200 (+15.38%) Land $2,306,200 Building $1,000 | $2,307,200 (+15.38%) Land $2,306,200 Building $1,000 |
| 2022 | $16,988.00 | $1,999,700 Land $1,998,700 Building $1,000 | $1,999,700 Land $1,998,700 Building $1,000 |
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 · 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 | 4 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.
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 759 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 |
| CenturyLink Fiber · DSL in parts of the area | 2,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
May also be available: Astound Broadband, AT&T, Google Fiber, T-Mobile.
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