King County property record for 16509 121st Ave NE, Bothell, WA 98011
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,200 sqft · built 1987 |
| Lot Size | 0.226 acres (9,824 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $156,000 (Jun 1988) |
| Tax Bill | $13,224 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 934850-0050 |
| Primary APN | 934850-0050 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,200 sqft Living Area |
| Gross Area | 2,780 sqft |
| 1st Floor Area | 1,260 sqft |
| 2nd Floor Area | 940 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Lot Area | 9,824 sqft (0.226 acres) |
| Garage Type | Attached |
| Garage Area | 580 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 934850005000 |
|---|---|
| Street Address | 16509 121ST AVE NE |
| City | BOTHELL |
| State | WA |
| Zip | 98011-7104 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R 9600 |
| Legal Description | WHISPERWOOD |
| Legal Range | 05 |
| Legal Township | 26 |
| Legal Section | 09 |
| Legal Subdivision | WHISPERWOOD |
| Legal Lot Number | 5 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE EAST |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 21905 |
16509 121st Ave NE is owned and occupied by two individuals who bought it in June 1988.
Source: King County records, as of July 7, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 16509 121ST AVE NE, BOTHELL, WA 98011-7104 |
| 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 | Jun 14, 1988 · Amount on File |
| Deed Sale | Jun 14, 1988 · Amount on File |
| Deed Document Number | 19886150318 |
| Deed Book / Page | 135 / 36 |
| Record Updated | Sep 20, 2026 |
The 2026 property tax bill for 16509 121st Ave NE was $13,224.
Source: King County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | Washington |
| County | King County |
| Municipality | Bothell City |
| Unified School District | Northshore School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $13,224.00 | ||
| 2025 | $1,328,000 (+17.52%) Land $792,000 Building $536,000 | $1,328,000 (+17.52%) Land $792,000 Building $536,000 | |
| 2024 | $10,625.00 | $1,130,000 Land $720,000 Building $410,000 | $1,130,000 Land $720,000 Building $410,000 |
| 2022 | $9,702.00 | $1,113,000 Land $437,000 Building $676,000 | $1,113,000 Land $437,000 Building $676,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 16509 121st Ave NE 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.
Wildfire risk around 16509 121st Ave NE is low, with less than 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 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 | WOODINVILLE WATER DISTRICT serves 66,699 people · EPA ID WA5341600 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Sep 2022 |
| 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 474 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ziply Fiber Fiber | 6,000 / 6,000 |
| Xfinity Cable | 2,000 / 250 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile, Verizon.
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