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Last Splash of Summer

Sat September 16, 2023

Race Website

Additional race information can be found at


Check-In / Day of Race Registration opens at 8:30 AM


Last Splash of Summer at Angle Lake, SeaTac is a family tradition! LSOS has events for adults and kids. The temperature, of the lake, is in the mid 60's.

EVENTS: 500 yards (9-12 year olds), 1 mile, 2 miles – Available to all swimmers. Those 18 and under must be supervised by a parent or guardian and approval of parent or guardian supplied with entry. Wetsuit / Non-Wetsuit available for all distances, except the 500 yards. Fins available for the 1 mile event.

AGE GROUPS:  2 year age divisions below age 19 (9-10, 11-12, 13-14, 15-16, and 17-18). 5 to 6 year age divisions above age 18 (19-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80-84, 85-89, etc.)

Ages determined by date of birth as of December 31st.


  • Early Bird Registration Saturday, July 8th - Friday, July 14 $65.00
  • Regular Registration Saturday, July 15th - Thursday, September 14th $75.00
  • Day of Race Registration, Saturday, September 16th $85.00
  • *** 500 Yard Swim, open to 9 - 12 year olds, is $20.00 registration fee ***



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