[2] The residents living west of Sand Point Way may consider themselves belonging to the adjacent neighborhoods of Meadowbrook or Wedgwood.

[3] What is now Matthews Beach neighborhood has been inhabited since the end of the last glacial period (c. 8,000 BCE—10,000 years ago).

The low-lying areas of the park and adjacent neighborhood is a former wetland which surrounded the mouth of Thornton Creek.

[3] Thornton Creek empties at the southern end of the park, which has been partially rehabilitated to include a wildlife pond, native plants, and bird nesting areas.

[5] The Thornton Creek watershed has hosted at least five indigenous species of Pacific salmon and trout, and has been the subject of daylighting efforts at locations further upstream.