King County property record for 3909 Densmore Ave N, Seattle, WA 98103
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.25 ba · 2,990 sqft · built 1909 |
| Lot Size | 0.079 acres (3,420 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $295,000 (Feb 1997) |
| Tax Bill | $16,205 (2026) |
| Deeds & Mortgages | Mar 2023 Mortgage Nov 2018 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 049550-0195 |
| Primary APN | 049550-0195 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.25 Baths |
| Half Baths | 2 Half Baths |
| Stories | 2 Stories |
| Building Area | 2,990 sqft Living Area |
| Gross Area | 3,240 sqft |
| 1st Floor Area | 1,250 sqft |
| 2nd Floor Area | 850 sqft |
| Basement Area | 970 sqft |
| Finished Basement | 720 sqft |
| Unfinished Basement | 250 sqft |
| Year Built | Built 1909 |
|---|---|
| Effective Year Built | Effective 1909 |
| Lot Area | 3,420 sqft (0.079 acres) |
| Garage Type | Detached |
| Garage Area | 180 sqft |
| Porch | Open Porch |
|---|---|
| Porch Area | 180 sqft |
| Deck Area | 170 sqft |
| Total Buildings | 2 Buildings |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 049550019506 |
|---|---|
| Street Address | 3909 DENSMORE AVE N |
| City | SEATTLE |
| State | WA |
| Zip | 98103-8239 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | BALLARDS SUPL PLAT OF LAKE UNION PLAT BLOCK: 27 PLAT LOT: 12 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 18 |
| Legal Subdivision | BALLARDS SUPL PLAT LAKE UNION BLKS 26 |
| Legal Block | 27 |
| Legal Lot Number | 12 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 5402 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Chittenden Locks and Lake Washington Ship Canal listed 1978 · 14 contributing resources · NRIS 78002751 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
3909 Densmore Ave N is owned and occupied by two individuals who bought it in February 1997.
Source: King County records, as of July 7, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3909 DENSMORE AVE N, SEATTLE, WA 98103-8239 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Mar 7, 2023 | Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMERICA NA |
| Nov 9, 2018 | Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 27, 1997 · Amount on File |
| Deed Sale | Feb 27, 1997 · Amount on File |
| Prior Sale | Jun 2, 1992 |
| Deed Document Number | 1997689 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 3909 DENSMORE AVE N, SEATTLE, WA 98103-8239 |
| Transaction Type | Mortgage |
| Record Updated | Sep 1, 2023 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 3909 DENSMORE AVE N, SEATTLE, WA 98103-8239 |
| Document Number | 0000000116 |
|---|---|
| Date | Mar 7, 2023 |
| Instrument | 20230307000116 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2053 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 3909 DENSMORE AVE N, SEATTLE, WA 98103-8239 |
| Document Number | 0000000179 |
| Instrument Date | Nov 9, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Dec 7, 2018 |
| Title Company | AMERICAN TITLE COMPANY, AMERICAN TITLE INC |
| Name | Verified Name |
|---|---|
| Address | 3909 DENSMORE AVE N SEATTLE WA 981038239, SEATTLE, WA 98103-8239 |
| Document Number | 0000000179 |
|---|---|
| Date | Nov 28, 2018 |
| Instrument | 201811280179 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Nov 27, 2048 |
| Rate Type | Adjustable Rate |
|---|
The 2026 property tax bill for 3909 Densmore Ave N was $16,205.
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 | $16,205.00 | ||
| 2025 | $1,586,000 (+8.26%) Land $658,000 Building $928,000 | $1,586,000 (+8.26%) Land $658,000 Building $928,000 | |
| 2024 | $13,935.00 | $1,465,000 Land $610,000 Building $855,000 | $1,465,000 Land $610,000 Building $855,000 |
| 2022 | $12,820.00 | $1,516,000 Land $545,000 Building $971,000 | $1,516,000 Land $545,000 Building $971,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3909 Densmore Ave N 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 3909 Densmore Ave N 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 1,090 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| CenturyLink Fiber · DSL in parts of the area | 2,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband.
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