King County property record for 3867 E Boston St, Seattle, WA 98112
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2.75 ba · 2,800 sqft · built 1959 |
| Lot Size | 0.207 acres (9,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $2,500,000 (Aug 2021) |
| Tax Bill | $22,786 (2026) |
| Deeds & Mortgages | Sep 2022 Line of Credit Aug 2021 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 133030-0336 |
| Primary APN | 133030-0336 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2.75 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 2,800 sqft Living Area |
| Gross Area | 3,440 sqft |
| 1st Floor Area | 2,800 sqft |
| Basement Area | 240 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1959 |
| Lot Area | 9,000 sqft (0.207 acres) |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 133030033608 |
|---|---|
| Street Address | 3867 E BOSTON ST |
| City | SEATTLE |
| State | WA |
| Zip | 98112-2420 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | CANTERBURY PLAT OF 10 LESS W 22.10 FT & 11 LESS E 7.90 FT |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 22 |
| Legal Subdivision | CANTERBURY PLAT OF |
| Legal Block | 4 |
| Legal Lot Number | 10-11 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 6300 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 3867 E BOSTON ST, SEATTLE, WA 98112-2420 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Married Couple |
| Date | Document |
|---|---|
| Sep 2, 2022 | Deed of Trust, Mortgage · Line of Credit KEY BANK NA |
| Aug 25, 2021 | Warranty Deed, Transfer · Conventional Mortgage SOUND COMMUNITY BANK |
| Nov 17, 2020 | Deed of Trust, Mortgage · Conventional Mortgage STRONG HOME MORTGAGE LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 25, 2021 · Amount on Record |
| Deed Sale | Aug 25, 2021 · Amount on Record |
| Prior Sale | Aug 28, 2007 |
| Deed Document Number | 2021394 |
| Prior Transfer Date | Nov 15, 1995 |
| Prior Transfer Doc | 0000001540 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 3867 E BOSTON ST, SEATTLE, WA 98112-2420 |
| Transaction Type | Mortgage |
| Record Updated | Sep 14, 2022 |
| Title Company | ACCURATE TITLE GROUP |
| Name | Verified Name |
|---|---|
| Address | 3867 E BOSTON ST, SEATTLE, WA 98112-2420 |
| Document Number | 0000000061 |
|---|---|
| Date | Sep 2, 2022 |
| Instrument | 20220902000061 |
| Name | KEY BANK NA |
|---|---|
| Type | Bank |
| Address | CLEVELAND, OH 44144 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Aug 24, 2052 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | Aug 25, 2021 |
| Property Address | 3867 E BOSTON ST, SEATTLE, WA 98112-2420 |
| Document Number | 0000000394 |
| Map Reference | VOL 48 PG 57 |
| Instrument Date | Aug 18, 2021 |
| Instrument | 20210825000394 |
| Transaction Type | Transfer |
| Record Updated | Sep 3, 2021 |
| Title Company | CW TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $58,305.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3867 E BOSTON ST, SEATTLE, WA 98112-2420 |
| Document Number | 0000000395 |
|---|---|
| Date | Aug 25, 2021 |
| Instrument | 20210825000395 |
| Name | SOUND COMMUNITY BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 3867 E BOSTON ST, SEATTLE, WA 98112-2420 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | SOLIDIFI |
| Name | Verified Name |
|---|
| Document Number | 0000001321 |
|---|---|
| Date | Nov 17, 2020 |
| Instrument | 20201117001321 |
| Name | STRONG HOME MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | MANASSAS, VA 20110 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 1, 2050 |
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 | $22,786.00 (+10.98%) | ||
| 2025 | $2,199,000 (+3.24%) Land $1,957,000 Building $242,000 | $2,199,000 (+3.24%) Land $1,957,000 Building $242,000 | |
| 2024 | $20,532.00 (+5.31%) | $2,130,000 (-7.19%) Land $1,957,000 Building $173,000 | $2,130,000 (-7.19%) Land $1,957,000 Building $173,000 |
| 2022 | $19,496.00 | $2,295,000 Land $1,824,000 Building $471,000 | $2,295,000 Land $1,824,000 Building $471,000 |
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 | 3 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 453 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| CenturyLink Fiber · DSL in parts of the area | 8,000 / 8,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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