A "24 hours" badge on a map listing doesn't say whether that means a staffed front desk around the clock or just keyfob access after the trainers go home — a difference you only discover at the door. Every 24-hour gym listed here has that access confirmed from the gym's own posted hours or membership page.
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Snap Fitness Annapolis
2101 Somerville Rd, Annapolis, MD 21401
Open 24 hours
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Snap Fitness Annapolis
2101 Somerville Rd, Suite 120, Annapolis, MD 21401
Open 24 hours
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RISE Fitness & Kickboxing
1927 Lincoln Dr, Annapolis, MD 21401
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Anytime Fitness
1550 Whitehall Rd, Annapolis, MD 21409
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24 Hour Fitness
200 Harker Pl, Annapolis, MD 21401
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Living Fit
2275 Hanover Pike, Hampstead, MD 21074
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Living Fit Club
2320 Hanover Pike, Hampstead, MD 21074
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Snap Fitness
2315 Hanover Pike, Hampstead, MD 21074
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Anytime Fitness
721 Hanover Pike, Hampstead, MD 21074-2033
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Roberts Field
Roberts Field, Hampstead, MD 21074
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CPT Jennifer J. Shafer Odom Fitness Center
1507 Porter St, Frederick, MD 21702
Open 24 hours
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Anytime Fitness
5850 Ballenger Creek Pike, Frederick, MD 21703-7017
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Anytime Fitness
6077 Spring Ridge Pkwy, Frederick, MD 21701-5898
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Anytime Fitness
2405 Whittier Dr, Frederick, MD 21702
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Fitness RX
Sallitt Drive, Stevensville, MD 21666
Mon-Sun 12am-11:59pm
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The Edge Arena
325 Log Canoe Cir, Stevensville, MD 21666-2108
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The Edge
112 Log Canoe Cir, Stevensville, MD 21666-2128
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Fitness Rx 24/7 Wellness & Performance Studio
401 Log Canoe Cir, Stevensville, MD 21666-2229
Mon-Sun 12am-11:59pm
Columbia 3
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Chiseled Life Gym
9309 Snowden River Pkwy, Columbia, MD 21046
Open 24 hours
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Next Level Fitness
10015 Old Columbia Rd, Columbia, MD 21046-1703
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Anytime Fitness
6935 Oakland Mills Rd, Columbia, MD 21045-4719
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Exerfit
7714 Ritchie Hwy, Glen Burnie, MD 21061
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Living Fit Club
7714 Ritchie Hwy, Glen Burnie, MD 21061
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Gold's Gym
6324 Governor Ritchie Hwy, Glen Burnie, MD 21061-1607
Open 24 hours
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Anytime Fitness
19405 Emerald Square, Hagerstown, MD 21742
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Anytime Fitness
19405 Emerald Sq, Hagerstown, MD 21742
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Anytime Fitness
11205 John F Kennedy Dr, Hagerstown, MD 21742
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CrossFit 795
3706 Crondall Ln, Owings Mills, MD 21117-2234
Open 24 hours
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Anarchy Gym
10221 S Dolfield Rd, Owings Mills, MD 21117-3684
Open 24 hours
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Merritt Athletic Clubs
9710 Groffs Mill Dr, Owings Mills, MD 21117
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Merritt Athletic Clubs
921 E Fort Ave, Baltimore, MD 21230
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Exile Fitness
8303 Pulaski Hwy, Baltimore, MD 21237
Open 24 hours
Bel Air 2
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Anytime Fitness
1206 Agora Dr, Bel Air, MD 21014
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Anytime Fitness
5 Bel Air South Pkwy, Bel Air, MD 21015-3800
Bowie 2
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Gold's Gym
12510 Fairwood Pkwy, Bowie, MD 20720
Open 24 hours
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Snap Fitness
3460 Crain Hwy, Bowie, MD 20716
Clinton 2
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Anytime Fitness
9130 Piscataway Rd, Clinton, MD 20735-2530
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Biggest Loser GYM
Clinton, MD 20735
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Titan CrossFit
10821 Williamson Ln, Cockeysville, MD 21030-2151
Open 24 hours
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Merritt Athletic Clubs
598 Cranbrook Rd, Cockeysville, MD 21030
Easton 2
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Fitness Rx 24/7 Gym Easton
101 Marlboro Ave, Easton, MD 21601
Open 24 hours
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Beau Monde Elite Fitness
124 S Aurora St, Easton, MD 21601
Open 24 hours
Fallston 2
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Snap Fitness Fallston
2721 Fallston Rd, Fallston, MD 21047
Open 24 hours
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Anytime Fitness
2315 Bel Air Rd, Fallston, MD 21047-2700
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Anytime Fitness
1 Newport Dr, Forest Hill, MD 21050
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Snap Fitness
1517-B Rock Spring Rd, Forest Hill, MD 21050
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Snap Fitness Crofton
1161 STATE ROUTE 3N, Gambrills, MD 21054
Open 24 hours
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Snap Fitness Crofton
1161 Crain Hwy N, Gambrills, MD 21054-1714
Open 24 hours
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Anytime Fitness
18319 Leaman Farm Rd, Germantown, MD 20874-2904
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Snap Fitness
18018 Mateny Rd, Germantown, MD 20874
HANOVER 2
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Merritt Clubs Buckingham
7585 Buckingham Blvd, HANOVER, MD 21076
Open 24 hours
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Merritt Athletic Clubs
7585 Buckingham Blvd, HANOVER, MD 21076
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Snap Fitness
2015-E Pulaski Hwy, Havre De Grace, MD 21078
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Anytime Fitness
233 Saint John St, Havre De Grace, MD 21078
Jessup 2
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Anytime Fitness
8160 Washington Blvd, Jessup, MD 20794
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Anytime Fitness
7319 Wye Ave, Jessup, MD 20794-9459
Joppa 2
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Samurai Fitness
Joppa, MD
Open 24 hours
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Snap Fitness Joppa
413 Pulaski Hwy, Joppa, MD 21085
Open 24 hours
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Anytime Fitness
810 Nursery Rd, Linthicum Heights, MD 21090-1304
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Snap Fitness
529 S Camp Meade Rd, Linthicum Heights, MD 21090
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Anytime Fitness
672 Old Mill Rd, Millersville, MD 21108-1363
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Snap Fitness
672-C Old Mill Rd, Millersville, MD 21108
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Anytime Fitness
19942 Fisher Ave, Poolesville, MD 20837-2055
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TOP gym
19616 Suite k, Poolesville, MD 20837
Waldorf 2
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Method Gym
3317 Plaza Way, Waldorf, MD 20603
Open 24 hours
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Snap Fitness
173 Saint Patricks Dr Unit 104, Waldorf, MD 20603
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Dani K Gym & Wellness
332 Village Rd, Westminster, MD 21157
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Anytime Fitness
410 Meadow Creek Dr, Westminster, MD 21158-9426
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Anytime Fitness
10775 Birmingham Way Ste 5, Woodstock, MD 21163
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Snap Fitness
10795 Birmingham Way, Woodstock, MD 21163
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Year 20Fit
4741 Sellman Rd, Beltsville, MD 20705
Open 24 hours
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Anytime Fitness
15904 Crain Hwy Ste D, Brandywine, MD 20613
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Anytime Fitness
721A W Potomac St, Brunswick, MD 21716
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Gold's Gym
1723 Ritchie Station Ct, Capitol Heights, MD 20743-5064
Open 24 hours
Chester 1
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Fitness Rx 24/7 - Kent Island
1521 Postal Rd, Chester, MD 21619
Open 24 hours
Crofton 1
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Gold's Gym
1625 Crofton Ctr, Crofton, MD 21114
Open 24 hours
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BAM Fitness and Nutrition, LLC
900 Gay St, Cumberland, MD 21502
Damascus 1
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Anytime Fitness
9815 Main St, Damascus, MD 20872-2002
Denton 1
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Denton Gym
1101 Shore Hwy, Denton, MD 21629
Open 24 hours
Dundalk 1
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Gold's Gym
1131 Merritt Blvd, Dundalk, MD 21222-1438
Open 24 hours
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Merritt Clubs Eldersburg
1388 Progress Way, Eldersburg, MD 21784
Open 24 hours
Elkridge 1
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Elkridge Athletic Club
6801 Douglas Legum Dr, Elkridge, MD 21075-6273
Open 24 hours
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Ellicott City Health and Fitness
9449 US-40, Ellicott City, MD 21042-2803
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Living Fit Club
2950 Dede Rd, Finksburg, MD 21048
Fulton 1
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Anytime Fitness
11850 W Market Pl, Fulton, MD 20759-2670
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Snap Fitness Joppa
413 Pulaski Hwy, Joppatowne, MD 21085
Open 24 hours
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Anytime Fitness
4265 Howard Ave, Kensington, MD 20895-2419
La Vale 1
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Fitness Evolution
7 Lane Ave, La Vale, MD 21502
Lanham 1
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24 Hour Fitness
9450 Ruby Lockhart Blvd, Lanham, MD 20706
Laurel 1
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Fitness Evolution Laurel
3541 Fort Meade Rd, Laurel, MD 20724-2013
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Potomac Total Fitness
21600 Great Mills Rd, Lexington Park, MD 20653
Open 24 hours
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Anytime Fitness
55 W Aylesbury Rd, Lutherville Timonium, MD 21093
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Living Fit Club
118 Carroll Island Rd, Middle River, MD 21220
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Snap Fitness Mt. Airy
1311 S Main St, Mount Airy, MD 21771
Open 24 hours
Mt Airy 1
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Snap Fitness Mt. Airy
1311 S Main St, Mt Airy, MD 21771
Open 24 hours
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495 Strength and Performance
5020 Boiling Brook Pkwy, North Bethesda, MD 20852
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Bodyforce Fitness
2562 Pulaski Hwy, North East, MD 21901
Open 24 hours
Pasadena 1
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Snap Fitness
354 Mountain Rd, Pasadena, MD 21122
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Anytime Fitness
5002 Honeygo Center Dr, Perry Hall, MD 21128
Phoenix 1
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Anytime Fitness
3430 Sweet Air Rd, Phoenix, MD 21131
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Lion Fitness
1205 Greenwood Rd, Pikesville, MD 21208
Open 24 hours
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Snap Fitness
772 Prince Frederick Blvd, Prince Frederick, MD 20678
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The Nation
50 Rising Sun Town Ctr, Rising Sun, MD 21911-1902
Open 24 hours
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Anytime Fitness
9725 Traville Gateway Dr, Rockville, MD 20850
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Anytime Fitness
14630 York Rd, Sparks Glencoe, MD 21152
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Anytime Fitness
520 E Baltimore St, Taneytown, MD 21787
Thurmont 1
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Anytime Fitness
130 Frederick Rd, Thurmont, MD 21788-1828
Towson 1
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Anytime Fitness
40 York Rd, Towson, MD 21204
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Pure 24 Fitness
8429 Woodsboro Pike, Walkersville, MD 21793
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Merritt Clubs
2058 Lord Baltimore Dr, Windsor Mill, MD 21244-2501
Also in Maryland
- Gyms with a Pool122
- Gyms with Group Classes97
- Gyms with a Sauna96
- Gyms with Childcare93
- Gyms Offering Flexible Membership Plans74
- No-Contract Gyms73
- 24-Hour Gyms with Round-the-Clock Access60
- Gyms with Group Fitness Classes53
- Gyms with Transparent Membership Plans29
- Orangetheory Fitness Studios and Group Classes13
- Gyms and Fitness Clubs with Red Light Therapy7
Good to know
Are there gyms open 24 hours near me?
Yes — many regional and national chains keep at least one location per metro area open around the clock, usually with keyfob entry after staffed hours end. Independent gyms less commonly offer true 24/7 access since it requires either overnight staff or a secure unstaffed entry system.
Is a 24-hour gym staffed all night?
Usually not. Most 24-hour gyms have staff on-site during peak hours — mornings, evenings, weekends — and switch to unstaffed keyfob-only access overnight, with cameras and emergency call buttons standing in for a front desk.
How much does a personal trainer cost?
Personal training sessions generally range from $50 to $120 per hour across Maryland. Rates depend on session duration, trainer credentials, and package options. You can browse 110 local fitness centers on GymFinderAtlas to find qualified trainers near you.
How long to train for marathon?
Training for a marathon typically takes 16 to 20 weeks for runners with a consistent baseline fitness level. The process involves gradually building weekly mileage, completing regular long runs, and prioritizing recovery. If you want structured guidance, search GymFinderAtlas to connect with experienced running coaches.