King County property record for 1720 N 40th St, Seattle, WA 98103
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 3,379 sqft · built 1900 |
| Lot Size | 0.074 acres (3,200 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $9,968 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 934140-0100 |
| Primary APN | 934140-0100 |
|---|---|
| Alternative APN |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 3,379 sqft Gross Area |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 3,200 sqft (0.074 acres) |
| Total Buildings | 2 Buildings |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 934140010000 |
|---|---|
| Street Address | 1720 N 40TH ST |
| City | SEATTLE |
| State | WA |
| Zip | 98103-8272 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | NC1-40 (M) |
| Legal Description | WHARTONS SUPL PLAT B 23 LK UNION E 80 FT PLAT BLOCK: 23 PLAT LOT: 9 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 18 |
| Legal Subdivision | WHARTONS SUPL PLAT B 23 LK UNION |
| Legal Block | 23 |
| Legal Lot Number | 9 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 5402 |
1720 N 40th St, a residential property, is owner-occupied and held in a trust since February 2025.
Source: King County records, as of July 7, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 1720 N 40TH ST, SEATTLE, WA 98103-8272 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 15, 1991 |
| Deed Sale | Jan 15, 1991 |
| Deed Document Number | 19911171035 |
| Deed Book / Page | 3 / 113 |
| Last Transfer Date | Feb 3, 2025 |
| Transfer Doc | 0000000537 |
| Record Updated | Sep 20, 2026 |
The 2026 property tax bill for 1720 N 40th St was $9,968.
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 | $9,968.00 | ||
| 2025 | $929,000 (-3.33%) Land $928,000 Building $1,000 | $929,000 (-3.33%) Land $928,000 Building $1,000 | |
| 2024 | $9,546.00 | $961,000 Land $960,000 Building $1,000 | $961,000 Land $960,000 Building $1,000 |
| 2022 | $7,807.00 | $885,200 Land $832,000 Building $53,200 | $885,200 Land $832,000 Building $53,200 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1720 N 40th St 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 1720 N 40th St 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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