King County property record for 1510 N 40th St, Seattle, WA 98103
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 960 sqft · built 1908 |
| Lot Size | 0.074 acres (3,200 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $575,000 (May 2015) |
| Tax Bill | $7,634 (2026) |
| Deeds & Mortgages | Feb 2024 Transfer Jun 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 445230-0205 |
| Primary APN | 445230-0205 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 960 sqft Living Area |
| Gross Area | 2,000 sqft |
| 1st Floor Area | 960 sqft |
| Basement Area | 760 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1908 |
|---|---|
| Effective Year Built | Effective 1908 |
| Lot Area | 3,200 sqft (0.074 acres) |
| View / Lot | Highway |
| Garage Type | Attached |
| Garage Area | 200 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Enclosed Porch |
| Porch Area | 80 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 445230020502 |
|---|---|
| Street Address | 1510 N 40TH ST |
| City | SEATTLE |
| State | WA |
| Zip | 98103-8138 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LR1 (M1) |
| Legal Description | LUCAS ADD PLAT BLOCK: 4 PLAT LOT: 6 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 18 |
| Legal Subdivision | LUCAS ADD |
| Legal Block | 4 |
| Legal Lot Number | 6 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1002 |
| 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.
1510 N 40th St is owner-occupied and held in a trust since February 2024.
Source: King County records, as of July 7, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 1510 N 40TH ST, SEATTLE, WA 98103-8138 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
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 |
|---|---|
| Feb 7, 2024 | Intrafamily Transfer, Transfer |
| Jun 3, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 26, 2015 · Amount on File |
| Deed Sale | May 26, 2015 · Amount on File |
| Prior Sale | Nov 26, 2007 · Amount on File |
| Deed Document Number | 20151922 |
| Last Transfer Date | Feb 6, 2024 |
| Transfer Doc | 0000000209 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | KING WA |
| Recording Date | Feb 7, 2024 |
| Property Address | 1510 N 40TH ST, SEATTLE, WA 98103-8138 |
| Document Number | 0000000209 |
| Map Reference | VOL 20 PG 17 |
| Instrument Date | Feb 6, 2024 |
| Instrument | 20240207000209 |
| Transaction Type | Transfer |
| Record Updated | Feb 16, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 1510 N 40TH ST, SEATTLE, WA 98103-8138 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 1510 N 40TH ST, SEATTLE, WA 98103-8138 |
| Transaction Type | Mortgage |
| Record Updated | Jun 14, 2021 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|
| Document Number | 0000000544 |
|---|---|
| Date | Jun 3, 2021 |
| Instrument | 20210603000544 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 352 Months |
| Due | Oct 1, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Type Change Date | Oct 1, 2027 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 7.62% |
| Index | Other |
| Max Rate | 7.62% |
The 2026 property tax bill for 1510 N 40th St was $7,634.
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 | $7,634.00 | ||
| 2025 | $721,000 (+6.03%) Land $692,000 Building $29,000 | $721,000 (+6.03%) Land $692,000 Building $29,000 | |
| 2024 | $6,718.00 | $680,000 Land $642,000 Building $38,000 | $680,000 Land $642,000 Building $38,000 |
| 2022 | $6,990.00 | $798,000 Land $573,000 Building $225,000 | $798,000 Land $573,000 Building $225,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1510 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 1510 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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