It connected West Seattle to Highland Park, modern-day White Center, and Burien along 9 miles (14 km) of track.
The line continued south all the way to SW 152nd Street where it turned west and terminated around 21st Avenue SW.[1]: 23 [2] The single-track line opened on July 1, 1912, and was intended to open up the area around Lake Burien to residential development.
[2] A landslide on November 8 destroyed a one-mile (1.6 km) section of track and caused the line's operator to foreclose after failing to find financing to restore service.
[4] It was donated to the city government and formally incorporated into the Seattle Municipal Street Railway in May 1914, becoming Route 4 of Division C. The damaged section was repaired and service on the city-run line began on May 14, 1914.
[2] The Seattle–Burien route was discontinued on May 3, 1929, in favor of a shuttle beyond White Center; service to Burien was shut down in 1931 and the railroad was later abandoned.