King County property record for 310 E Mercer St, Seattle, WA 98102
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.75 ba · 3,040 sqft · built 1906 |
| Lot Size | 0.064 acres (2,800 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $840,000 (Jun 2014) |
| Tax Bill | $15,829 (2026) |
| Deeds & Mortgages | Dec 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 684820-0018 |
| Primary APN | 684820-0018 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.75 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 3,040 sqft Living Area |
| 1st Floor Area | 1,050 sqft |
| 2nd Floor Area | 1,050 sqft |
| Basement Area | 940 sqft |
| Finished Basement | 940 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1906 |
|---|---|
| Effective Year Built | Effective 2014 |
| Lot Area | 2,800 sqft (0.064 acres) |
| Porch | Open Porch |
| Porch Area | 210 sqft |
| Deck Area | 110 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 684820001809 |
|---|---|
| Street Address | 310 E MERCER ST |
| City | SEATTLE |
| State | WA |
| Zip | 98102-4713 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LR3 (M) |
| Legal Description | PONTIUS 2ND ADD SUPL E 40 FT OF S 10 FT OF 3 & E 40 FT OF 4 |
| Legal Range | 04 |
| Legal Township | 25 |
| Legal Section | 29 |
| Legal Subdivision | PONTIUS 2ND ADD SUPL |
| Legal Block | 31 |
| Legal Lot Number | 3-4 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 7404 |
310 E Mercer St is owned and occupied by two individuals who bought it in June 2014.
Source: King County records, as of July 7, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 310 E MERCER ST, SEATTLE, WA 98102-4713 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 4, 2014 · Amount on File |
| Deed Sale | Jun 4, 2014 · Amount on File |
| Prior Sale | May 15, 2013 · Amount on File |
| Deed Document Number | 2014834 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KING WA |
| Property Address | 310 E MERCER ST, SEATTLE, WA 98102-4713 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | TICOR TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000001669 |
|---|---|
| Date | Dec 24, 2020 |
| Instrument | 20201224001669 |
| Name | FINANCE OF AMERICA MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | HORSHAM, PA 19044 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Jan 1, 2036 |
The 2026 property tax bill for 310 E Mercer St was $15,829.
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 | $15,829.00 | ||
| 2025 | $1,548,000 (-1.84%) Land $867,000 Building $681,000 | $1,548,000 (-1.84%) Land $867,000 Building $681,000 | |
| 2024 | $14,965.00 | $1,577,000 Land $867,000 Building $710,000 | $1,577,000 Land $867,000 Building $710,000 |
| 2022 | $11,206.00 | $1,334,000 Land $428,000 Building $906,000 | $1,334,000 Land $428,000 Building $906,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 310 E Mercer 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 310 E Mercer 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 332 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| Astound Broadband Fiber · Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: CenturyLink, Google Fiber, T-Mobile.
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