King County property record for 509 29th Ave S, Seattle, WA 98144
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,220 sqft · built 1909 |
| Lot Size | 0.094 acres (4,071 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $450,000 (Jul 2016) |
| Tax Bill | $5,656 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 125020-1199 |
| Primary APN | 125020-1199 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 1,220 sqft Living Area |
| Gross Area | 1,570 sqft |
| 1st Floor Area | 740 sqft |
| Upper Floors Area | 480 sqft |
| Basement Area | 350 sqft |
| Year Built | Built 1909 |
|---|---|
| Effective Year Built | Effective 1909 |
| Lot Area | 4,071 sqft (0.094 acres) |
| Porch | Open Porch |
| Porch Area | 90 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 125020119900 |
|---|---|
| Street Address | 509 29TH AVE S |
| City | SEATTLE |
| State | WA |
| Zip | 98144-2429 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | BURKES 2ND ADD UNIT LOT C OF SEATTLE SP #3036760-LU REC #20210603900005 SD SP DAF LOTS 13-14 BLK 15 OF SD ADD PLAT BLOCK: 15 PLAT LOT: 13 |
| Legal Range | 04 |
| Legal Township | 24 |
| Legal Section | 04 |
| Legal Subdivision | BURKES 2ND ADD |
| Legal Block | 15 |
| Legal Lot Number | 13 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 8900 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 509 29TH AVE S, SEATTLE, WA 98144-2429 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 14, 2016 · Amount on Record |
| Deed Sale | Jul 14, 2016 · Amount on Record |
| Prior Sale | Aug 28, 2007 · Amount on Record |
| Deed Document Number | 2016207 |
| Prior Transfer Date | Jul 12, 2016 |
| Prior Transfer Doc | 0000000208 |
| 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 | $5,656.00 (+15.78%) | ||
| 2025 | $508,000 (+8.78%) Land $410,000 Building $98,000 | $508,000 (+8.78%) Land $410,000 Building $98,000 | |
| 2024 | $4,885.00 (+11.02%) | $467,000 (-2.51%) Land $402,000 Building $65,000 | $467,000 (-2.51%) Land $402,000 Building $65,000 |
| 2022 | $4,400.00 | $479,000 Land $347,000 Building $132,000 | $479,000 Land $347,000 Building $132,000 |
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 | 2 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 1,216 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| CenturyLink Fiber · DSL in parts of the area | 8,000 / 8,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures