King County property record for 4440 S Frontenac St, Seattle, WA 98118
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,290 sqft · built 1957 |
| Lot Size | 0.131 acres (5,715 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $670,000 (Mar 2025) |
| Tax Bill | $7,443 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 381240-0791 |
| Primary APN | 381240-0791 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 1,290 sqft Living Area |
| Gross Area | 1,570 sqft |
| 1st Floor Area | 1,290 sqft |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Exterior Material | Brick |
| Lot Area | 5,715 sqft (0.131 acres) |
| Garage Type | Attached |
| Garage Area | 280 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 381240079107 |
|---|---|
| Street Address | 4440 S FRONTENAC ST |
| City | SEATTLE |
| State | WA |
| Zip | 98118-3626 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RSL (M) |
| Legal Description | KELSEYS BRIGHTON BEACH ACRE TRS W 45 FT OF POR S OF ALLEY LESS ST |
| Legal Range | 04 |
| Legal Township | 24 |
| Legal Section | 27 |
| Legal Subdivision | KELSEYS BRIGHTON BEACH ACRE TRS |
| Legal Tract | W |
| Legal Lot Number | 62 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 11101 |
4440 S Frontenac St is owned and occupied by two individuals who bought it in March 2025.
Source: King County records, as of July 7, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4440 S FRONTENAC ST, SEATTLE, WA 98118-3626 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Married Couple |
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 | Mar 20, 2025 · Amount on File |
| Deed Sale | Mar 20, 2025 · Amount on File |
| Prior Sale | Jan 3, 1986 |
| Deed Document Number | 2025281 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 4440 S Frontenac St was $7,443.
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 | $7,443.00 | ||
| 2025 | $668,000 (+2.93%) Land $519,000 Building $149,000 | $668,000 (+2.93%) Land $519,000 Building $149,000 | |
| 2024 | $6,751.00 | $649,000 Land $519,000 Building $130,000 | $649,000 Land $519,000 Building $130,000 |
| 2022 | $6,055.00 | $661,000 Land $484,000 Building $177,000 | $661,000 Land $484,000 Building $177,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4440 S Frontenac St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 23, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 4440 S Frontenac 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 769 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 |
May also be available: AT&T, T-Mobile, Verizon.
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