King County property record for 25403 John St, Black Diamond, WA 98010
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,020 sqft · built 1932 |
| Lot Size | 0.15 acres (6,534 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $180,000 (Dec 2016) |
| Tax Bill | $3,261 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 142106-9116 |
| Primary APN | 142106-9116 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 1,020 sqft Living Area |
| 1st Floor Area | 1,020 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Elevator | Elevator |
| Year Built | Built 1932 |
|---|---|
| Effective Year Built | Effective 1932 |
| Lot Area | 6,534 sqft (0.15 acres) |
| Garage Type | Carport |
| Garage Area | 280 sqft |
| Carport | Carport |
| Carport Area | 280 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
|---|---|
| Porch Area | 70 sqft |
| Shed | 1 Shed |
| Shed Area | 192 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 142106911605 |
|---|---|
| Street Address | 25403 JOHN ST |
| City | BLACK DIAMOND |
| State | WA |
| Zip | 98010-9748 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R4 |
| Legal Description | BAAP 318.36 FT N & 948.28 FT W OF E 1/4 COR TH S 63-30-00 W 13.97 FT TH N 22-56-00 W 26.50 FT TH S 76-18-34 W 14.51 FT TH N 16-41-00 W 39.78 FT TH N 79-20-00 E 83.49 FT TH S 46-34-00 E 40.57 FT TH S 72-10-00 E 25.88 FT TH S 57-13-00 W 97.53 FT TH N 2 |
| Legal Range | 06 |
| Legal Township | 21 |
| Legal Section | 14 |
| Legal Block | 116 |
| Legal Lot Number | 142106 |
| Jurisdiction | KING WA |
| Township / Civil Division | ENUMCLAW PLATEAU |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 31603 |
25403 John St is owned and occupied by two individuals who bought it in December 2016.
Source: King County records, as of July 7, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 25403 JOHN ST, BLACK DIAMOND, WA 98010-9748 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Dec 1, 2016 · Amount on File |
| Deed Sale | Dec 1, 2016 · Amount on File |
| Prior Sale | Nov 29, 2012 · Amount on File |
| Deed Document Number | 20161463 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 25403 John St was $3,261.
Source: King County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | Washington |
| County | King County |
| Municipality | Black Diamond City |
| Unified School District | Enumclaw School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $3,261.00 | ||
| 2025 | $360,000 (-1.37%) Land $159,000 Building $201,000 | $360,000 (-1.37%) Land $159,000 Building $201,000 | |
| 2024 | $3,290.00 | $365,000 Land $143,000 Building $222,000 | $365,000 Land $143,000 Building $222,000 |
| 2022 | $2,904.00 | $331,000 Land $119,000 Building $212,000 | $331,000 Land $119,000 Building $212,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 25403 John St in Zone X, an area of minimal flood risk, though there have been 9 flood claims nearby since 1991.
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 |
| Community Rating System | Class 2 (40% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 9 (1991–1997) |
| Claims Outside the SFHA | 6 of 9 |
| Most Recent Claim | Jan 1997 · Severe Winter Storms, Land & Muds Slides,flooding |
| Claims by Event |
|
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.
Wildfire risk around 25403 John St is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 84% of Washington |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | BLACK DIAMOND WATER DEPT serves 6,407 people · EPA ID WA5307220 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2023 |
| Lead | 2 ppb (2023–2025) 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.
Source: FCC Broadband Data Collection, based on 93 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Skynet Broadband Fixed Wireless | 100 / 100 |
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