King County property record for 3100 E Jefferson St, Seattle, WA 98122
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.75 ba · 2,020 sqft · built 1910 |
| Lot Size | 0.069 acres (3,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $636,000 (Dec 2011) |
| Tax Bill | $11,727 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 936360-0455 |
| Primary APN | 936360-0455 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,020 sqft Living Area |
| 1st Floor Area | 650 sqft |
| 2nd Floor Area | 720 sqft |
| Basement Area | 650 sqft |
| Finished Basement | 650 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1991 |
| Lot Area | 3,000 sqft (0.069 acres) |
| Garage Type | Detached |
| Garage Area | 220 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 70 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 936360045509 |
|---|---|
| Street Address | 3100 E JEFFERSON ST |
| City | SEATTLE |
| State | WA |
| Zip | 98122-6350 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | WHITES ADD W 30 FT |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 33 |
| Legal Subdivision | WHITES ADD |
| Legal Block | 8 |
| Legal Lot Number | 9-10 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2021 |
| Census Tract | 7800 |
Source: King County records, as of July 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 3100 E JEFFERSON ST, SEATTLE, WA 98122-6350 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 19, 2011 · Amount on Record |
| Deed Sale | Dec 19, 2011 · Amount on Record |
| Prior Sale | Aug 7, 2007 · Amount on Record |
| Deed Document Number | 2011980 |
| Prior Transfer Date | Apr 21, 1995 |
| Prior Transfer Doc | 0000001294 |
| Record Updated | Oct 29, 2026 |
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 | $11,727.00 (+16.63%) | ||
| 2025 | $1,134,000 (+8.72%) Land $532,000 Building $602,000 | $1,134,000 (+8.72%) Land $532,000 Building $602,000 | |
| 2024 | $10,055.00 (+11.38%) | $1,043,000 (-0.57%) Land $522,000 Building $521,000 | $1,043,000 (-0.57%) Land $522,000 Building $521,000 |
| 2022 | $9,028.00 | $1,049,000 Land $450,000 Building $599,000 | $1,049,000 Land $450,000 Building $599,000 |
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 | 5 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 1,007 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 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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