Great Mill Pool - Hours & Prices

Great Mills Pool
21100 Great Mills Road
Great Mills, MD 20634

Hours - Public Swim
Effective June 12th
Monday - Saturday 12:00 p.m. - 8:00 p.m.
Sundays 12:00 p.m. - 6:00 p.m.

Designated Lap Swim Time
M, W, F (Early Bird) Early Bird lap swim starts at 6:00 a.m. M, W, F
Mon-Sat 8:00 a.m. - 8:00 p.m.
Sun 12:00 p.m. - 6:00 p.m.
* Available at all times based on capacity and programs.


image children swimming underwater at pool.

Annual Pool Passes & Daily Admission

The Great Mills Swimming pool is a 25 yard x 25 meter pool with six lanes, zero depth entry and maximum depth of 9 feet. The pool is covered with an air-inflated bubble from September - May and is used as an outdoor pool for June - August. Annual Passes are valid from date of purchase ; Bubble Season Passes are valid for 9/21/15 - 5/15/16.

Pass Type Annual Pass 6 Month Pass Winter Weekday Pass Winter Weekend Pass 24 Punch Pass Daily
Household $400 $230 $275 $225 n/a n/a
Youth (17 & Under) $200 $130 $85 $5
Adult $300 $180 $115 $6
Senior (60 & Up) $200 $130 $85 $4
Lap Swim n/a n/a $70 $4
Non-swimmer n/a n/a n/a $3

NOTE: Winter weekday and weekend passes are from September-May & only available for household passes.

In the event of an emergency pool closure, refunds will not be provided. However, rain checks will be given if you have utilized the pool for less than an hour. Anyone that leaves the pool facility must pay an admission fee upon their return.

Lap Swimming

(All Ages) Lap swimming is available most anytime of the day depending upon pool capacity. Morning hours are designated specifically for lap swimmers to enjoy 6 lanes of designated space prior to normal operating hours for public open swim. First come, first serve. Fee: $4 daily rate or $70 24-Punch Pass.

Express Water Fitness

(Ages 18 & Up) These classes are a 30 minute work-out that are instructor led. A variety of Aerobics, Boot Camp, Pilates and Water Walking are offered based on participant’s fitness level.

Days Time Drop - in Fee
M - F 8:15 - 8:45 am $3 per class

Water Fitness

(All Ages) Aqua Aerobics provides a safe, effective and FUN option for participants of all ages and abilities. Everyone can benefit from exercising in the water. These classes use a combination of aerobic exercise (cardiovascular endurance), conditioning (to strengthen muscles) and basic stretching (to increase flexibility) for all abilities. These exercises employ the natural isotonic resistance of water and requires minimal swimming ability. Aqua Aerobics is an excellent method of cross training, resistance training, burning calories, losing weight & reducing joint impact. FEE: $8 per class or purchase an Aqua Aerobics Punch Pass - $42 for any 6 classes; $80 for any 12 classes; $115 for any 18 classes.

Class Type Daily Time
Wake Up Aerobics M-F 9-10:00 am
Cardio ReCharge Mon 6:00 - 7:00 pm
Lunchtime Moves Mon & Wed 12:00 - 1:00 pm
Afternoon Grooves Tue & Thu 4:30 - 5:30 pm
Weekend Workout Sat 11:00 am - 12:00 pm

Adult Swim Lessons
(Ages 16 & Up) The adult class will focus on teaching an individual to learn the basic skills to swim and also to help an existing swimmer to enhance their swimming abilities: Proper arm technique, Proper leg kick, body alignment in the water, learn to swim w/face in the water, breathing techniques (head side to side ) , water safety tips, swimming under water techniques.

Code Date Day Time Fee
860502-H1 7/10-7/26 M, W 7:00-7:40pm $65
860502-H2 8/7-8/23 M, W 7:00-7:40pm $65

Great Mills Aquatics Club

GMAC provides an opportunity for all swimmers, regardless of age or ability, to reach their highest personal potential as both a person and athlete. We will emphasize individual and team growth., by guiding participants through an aquatics program that stresses a through knowledge of the sport, a healthy lifestyle and spirit of sportsmanship. For more information, visit

Learn To Swim Lessons GREAT DEAL!

Class Dates Registration Dates
6/19-6/29 6/1-6/19
6/24-7/29 6/1-6/24
7/10-7/20 6/26-7/10
7/10-7/26 6/26-7/10
7/31-8/10 7/17-7/31
8/7-8/23 7/24-8/7

Parent and Child and Learn to Swim Classes help young children get ready to swim by emphasizing fun in the water. Parents and children participate in 8 - class sessions that help kids learn elementary swimming skills.  Fees: $65 all classes

Learn to Swim - Red Cross Certified Classes

(Ages 5 & Up) These Classes will teach from the basics through a progression of advanced skills in Levels 1 - 3. Each level must be successfully completed prior to advancing. Level 1 will cover the basics and focus on submersion and combination stroke movements. Level 2 will build on the skills of Level 1 and include treading water and various types of strokes. level 3 will focus more on diving, retrieval of objects and more skilled strokes.

Level 1

Code Date Day Time
860501-C1 6/19-6/29 M-Th 9:10-9:40am
860501-C2 6/19-6/29 M-Th 9:45-10:15am
860502-C1 7/10-7/20 M-Th 9:45-10:15am
860503-C1 7/31-8/10 M-Th 9:10-9:40am
860503-C2 7/31-8/10 M-Th 9:45-10:15am
860504-C1 6/24-7/29 Sat 10:10-10:50am
860504-C2 6/24-7/29 Sat 11:00-11:40am

Level 2

Code Date Day Time
860501-D1 6/19-6/29 M-Th 8:35-9:05am
860502-D1 7/10-7/20 M-Th 9:10-9:40am
860503-D1 7/31-8/10 M-Th 8:35-9:05am
860504-D1 6/24-7/29 Sat 9:20-10:00am

Level 3

Code Date Day Time
860501-E1 6/19-6/29 M-Th 8:00-8:30am
860502-E1 7/10-7/20 M-Th 8:35-9:05am
860503-E1 7/31-8/10 M-Th 8:00-8:30am
860504-E1 6/24-7/29 Sat 8:30-9:10am

Level 4

Code Date Day Time
860502-F1 7/10-7/20 M-Th 8:00-8:30am
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