King County property record for 3729 Wallingford Ave N, Seattle, WA 98103
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1.5 ba · 2,150 sqft · built 1917 |
| Lot Size | 0.105 acres (4,560 sqft) |
| Owner | Individual Name on File |
| Last Sale | $526,000 (Jun 2010) |
| Tax Bill | $12,459 (2026) |
| Deeds & Mortgages | Feb 2022 Document Feb 2022 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 408330-4055 |
| Primary APN | 408330-4055 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 2,150 sqft Living Area |
| 1st Floor Area | 1,090 sqft |
| Upper Floors Area | 500 sqft |
| Basement Area | 560 sqft |
| Finished Basement | 560 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1917 |
|---|---|
| Effective Year Built | Effective 1917 |
| Lot Area | 4,560 sqft (0.105 acres) |
| Porch | Enclosed Porch |
| Porch Area | 20 sqft |
| Deck Area | 120 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Solar |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 408330405502 |
|---|---|
| Street Address | 3729 WALLINGFORD AVE N |
| City | SEATTLE |
| State | WA |
| Zip | 98103-8243 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | LAKE UNION ADD S 20 FT OF 1 & N 20 FT OF 2 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 18 |
| Legal Subdivision | LAKE UNION ADD |
| Legal Block | 42 |
| Legal Lot Number | 1-2 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1014 |
| 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.
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 | Individual Name on File |
|---|---|
| Mailing Address | 3729 WALLINGFORD AVE N, SEATTLE, WA 98103-8243 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Unmarried Woman |
| Date | Document |
|---|---|
| Feb 9, 2022 | MORTGAGE CONNECT LP |
| Feb 1, 2022 | Intrafamily Transfer, Transfer · Conventional Mortgage PROVIDENT FUNDING ASSOCIATES LP |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 25, 2010 · Amount on File |
| Deed Sale | Jun 25, 2010 · Amount on File |
| Prior Sale | Oct 25, 1999 · Amount on File |
| Deed Document Number | 20101458 |
| Last Transfer Date | Feb 2, 2022 |
| Transfer Doc | 0000000480 |
| Record Updated | Sep 20, 2026 |
| Jurisdiction | KING WA |
|---|---|
| Recording Date | Feb 9, 2022 |
| Property Address | 3729 WALLINGFORD AVE N, SEATTLE, WA 98103-8243 |
| Document Number | 0000000480 |
| Map Reference | VOL 1 PG 238 |
| Instrument Date | Feb 2, 2022 |
| Instrument | 20220209000480 |
| Record Updated | Feb 18, 2022 |
| Title Company | MORTGAGE CONNECT LP |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3729 WALLINGFORD AVE N, SEATTLE, WA 98103-8243 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | Feb 1, 2022 |
| Property Address | 3729 WALLINGFORD AVE N, SEATTLE, WA 98103-8243 |
| Document Number | 0000001268 |
| Map Reference | VOL 1 PG 238 |
| Instrument Date | Jan 27, 2022 |
| Instrument | 20220201001268 |
| Transaction Type | Transfer |
| Record Updated | Feb 10, 2022 |
| Title Company | MORTGAGE CONNECT LP |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3729 WALLINGFORD AVE N, SEATTLE, WA 98103-8243 |
| Document Number | 0000001269 |
|---|---|
| Date | Feb 1, 2022 |
| Instrument | 20220201001269 |
| Name | PROVIDENT FUNDING ASSOCIATES LP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Feb 1, 2052 |
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 | $12,459.00 (+15.99%) | ||
| 2025 | $1,184,000 (+8.33%) Land $730,000 Building $454,000 | $1,184,000 (+8.33%) Land $730,000 Building $454,000 | |
| 2024 | $10,741.00 (+7.29%) | $1,093,000 (-6.58%) Land $677,000 Building $416,000 | $1,093,000 (-6.58%) Land $677,000 Building $416,000 |
| 2022 | $10,011.00 | $1,170,000 Land $604,000 Building $566,000 | $1,170,000 Land $604,000 Building $566,000 |
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 | 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.
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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