King County property record for 3701 E Union St, Seattle, WA 98122
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.25 ba · 3,210 sqft · built 1926 |
| Lot Size | 0.094 acres (4,080 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $16,902 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 535020-0295 |
| Primary APN | 535020-0295 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.25 Baths |
| Half Baths | 2 Half Baths |
| Stories | 2 Stories |
| Building Area | 3,210 sqft Living Area |
| Gross Area | 3,410 sqft |
| 1st Floor Area | 1,270 sqft |
| 2nd Floor Area | 1,110 sqft |
| Basement Area | 1,030 sqft |
| Finished Basement | 830 sqft |
| Unfinished Basement | 200 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1926 |
|---|---|
| Effective Year Built | Effective 1926 |
| Lot Area | 4,080 sqft (0.094 acres) |
| Garage Area | 200 sqft |
| Porch | Open Porch |
| Porch Area | 60 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 535020029505 |
|---|---|
| Street Address | 3701 E UNION ST |
| City | SEATTLE |
| State | WA |
| Zip | 98122-3456 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | MC KENZIE & DEMPSEYS LAKE WASH LESS ALLEY |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 34 |
| Legal Subdivision | MC KENZIE & DEMPSEYS LK WN ADD |
| Legal Block | 3 |
| Legal Lot Number | 1-2 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 7800 |
Source: King County records, as of July 7, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 3701 E UNION ST, SEATTLE, WA 98122-3456 |
| Owner Type | Company |
| Vesting | Life Tenant |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Nov 4, 2024 |
| Transfer Doc | 0000000316 |
| Record Updated | Sep 20, 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 | $16,902.00 (+10.99%) | ||
| 2025 | $1,643,000 (+3.2%) Land $851,000 Building $792,000 | $1,643,000 (+3.2%) Land $851,000 Building $792,000 | |
| 2024 | $15,229.00 (+10.99%) | $1,592,000 (-2.15%) Land $851,000 Building $741,000 | $1,592,000 (-2.15%) Land $851,000 Building $741,000 |
| 2022 | $13,721.00 | $1,627,000 Land $794,000 Building $833,000 | $1,627,000 Land $794,000 Building $833,000 |
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 | Low lower than 99.1% of the US · lower than 99.4% of Washington |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 243 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 |
May also be available: AT&T.
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