Mill Creek Towne Swim Association – Home of the Marlins

7285 Mill Run Dr, Derwood MD 20855 (PO Box 5603 Derwood, MD 20855) 301-926-8849
Mill Creek Towne Swim Association – Home of the Marlins

2021 Membership


Membership Type1

2021 Annual Dues

Family Membership $550 + $100 Assessment
Associate Membership (non-voting)3 $640
Two-Person Household (Ages 18-62) $440 + $100 Assessment
Senior Membership (Ages 62+) $320
Single Membership (18+) $320 + $50 Assessment
Extra Non-Family Member2
(i.e. nanny, granny, cousin, exchange student)
Inactive Fee $75 + Membership Level Assessment

Your friends are our friends – check out the Guests tab to learn about our guest policy.

There is an initiation fee of $525 on all memberships except the Associate Membership.

Payments can be made by check (sent to the PO Box, listed at the top of the page) or electronically through our membership database.

1 detailed membership classifications can be located in our updated by-laws.
2 child care provider (must be accompanied by member family dependents) or non-family member residing at the same address as a member.
3 associate memberships only available for one season.   After the first year, association members must upgrade to full membership or appeal for a 2nd year.

If you have further questions about membership at the Mill Creek Towne Swim & Dive Club, please email our Membership Director at