Cascade Grotto meetings are held on the third friday of  *most months,
from 7:00 to 9:00 pm at: 
Tukwila Community Center, 12424 42nd Ave S, Seattle, WA 98168  (See map below for directions). 
Free parking is available on location, and it is only 0.9 miles from the light rail.

*some months we do not have business meetings; see our Meeting Schedule for up-to-date info:

The best way to learn about caving or become involved in the Grotto is to come to one of our monthly meetings which are open to the general public! 

2018 Meeting schedule (subject to change):

  • June 15th  Meeting Room B

  • July 20th   Meeting Room A

  • August – No Meeting – GO CAVING!
  • September 21st    Meeting Room B

  • October 19th    Meeting Room B

  • November 16th   Meeting Room B

  • December “Meeting” is the Annual Holiday Party (TBD)
  • Go to our Facebook Page at to see upcoming events! (You do not have to be a Facebook user to access this public page)

Click map below for directions: