| Lester State Ultralight Flightpark | |
| Faa: | 15S |
| Type: | Public |
| Owner: | WSDOT Aviation Division |
| City-Served: | Lester, Washington |
| Elevation-F: | 1,693 |
| Elevation-M: | 516 |
| Coordinates: | 47.215°N -121.4622°W |
| R1-Number: | 5/23 |
| R1-Length-F: | 400 |
| R1-Length-M: | 122 |
| R1-Surface: | Turf |
| H1-Number: | H1 |
| H1-Length-F: | 100 |
| H1-Length-M: | 30 |
| H1-Surface: | Turf |
| Footnotes: | Source: Federal Aviation Administration[1] |
Lester State Ultralight Flightpark was a state-owned, public-use ultralight airport located two nautical miles (3.7 km) east of the central business district of Lester, a town in King County, Washington, United States. It is owned by the WSDOT Aviation Division.
Lester State Ultralight Flightpark covered an area of 56acres at an elevation of 1,693 feet (516 m) above mean sea level. It has one runway designated 5/23 with a turf surface measuring 400 by 100 feet (122 x 30 m). It also has one helipad designated H1 with a turf surface measuring 100 by 100 feet (30 x 30 m).