Add Snippet
Relay Carnival
Upload and embed an image
Delete Edit_snippet

Codes of Conduct

File Attachments
Upload and embed files
Delete Edit_snippet

MCSL Links

Text Area
Simple formatted text
Delete Edit_snippet

Spring 2021 & Year Round Swim Opportunities

Spring 2021 Swim Opportunities

FINS Swimming (registration open)


Fitter & Faster Swim Clinics and Camps


Montgomery Stroke & Turn Clinic (wait list available)




Tollefson Swimming (registration open)


*see attached information letter

Year Round Swim Clubs

ASA (All Star Aquatics)


NCAP (Nation’s Capitol Swim Club)


RMSC (Rockville Montgomery Swim Club)


Team Toll/Tollefson Swimming




The Greatest Swimming Instruction and Training Anywhere

Dear Tollefson Swimming Families:

Registration for the Tollefson Swimming Spring 2021 swimming sessions is now underway. Please contact us to reserve your spot in our program this spring. We offer our high quality in-water instructed safety, stroke, and technique half-hour classes for beginning and emerging swimmers, small deck-coached classes teaching proper stroke technique and mechanics for all swimmers, and a complete training program with 60-minute endurance/interval training workouts.

Tollefson Swimming configures all classes by skill level. Please contact us directly to inquire about proper class placements and schedule evaluations, and to request day/time preferences for your swimmer.

Special COVID Notes:

  • All In-water classes will be private lessons.
  • All deck-coached stroke classes and training/endurance will be maximum 4 swimmers per lane per Montgomery County guidelines.
  • Swimmers are expected to complete two waivers at the beginning of the session (Tollefson waiver and pool waiver for Potomac Glen). Swimmers will also complete a daily screening questionnaire before each swim.
  • Masks are worn into and out of the pool area. Social distancing protocols will be followed at all times, both in and out of the water.
  • Session Dates (Potomac Glen, 13651 Hayworth Drive, Potomac MD):

  • Spring Session: Sunday March 21 through Sunday May 23 except Sunday April 4 and Sunday May 9
  • In-water instructed 30-minute safety and stroke classes for beginning swimmers. All classes private lessons.

  • Classes offered: Monday 4-6 pm, Wednesday 4-6, Saturday 1-3 pm, Sunday 12-4 pm • Fee: $650 (standard $510 fee if you have credit with us from spring 2020)
  • Deck-coached 30-minute stroke classes.

  • Classes offered: Monday 4-5 pm, Wednesday 4-5 pm, Friday 6-7 pm, Saturday 2-5 pm, Sunday 12-4 pm • Fee: $480
  • John and Marcia Tollefson Tollefson Swimming P. O. Box 366 Garrett Park, Maryland 20896 301-949-5136

    Training/Endurance 60-minute classes. Swimmers must be registered for a stroke class to do training/endurance. Swimmers must register for specific endurance classes. Please note we have options this spring for either 1 weekly endurance class or 3 weekly endurances classes.

  • Classes offered: Monday/Wednesday/Friday 5-6 pm, Saturday 3-4 pm,
  • Sunday 2-3 pm.

  • Fees:
  • ⮚ 30-minute stroke class + 1x 60-minute endurance class: $930

    ⮚ 30-minute stroke class + 2-4x 60-minute endurance classes:


    Please contact us to register for the spring. To reserve your swimmer’s space in the program, payment is due in full with registration.

    Henry Tollefson


    [email protected]

    John Tollefson


    [email protected]

    John and Marcia Tollefson Tollefson Swimming P. O. Box 366 Garrett Park, Maryland 20896 301-949-5136

    Text Area
    Simple formatted text
    Delete Edit_snippet
    Add Snippet

    Email questions and comments to [email protected]

    Text Area
    Simple formatted text
    Delete Edit_snippet