24-Hour Car Washes in Maryland
49 of the 356 car washes we track in Maryland have 24-hour access. Night-shift workers and road-trippers wash cars at 2 a.m. too. Each listing here has round-the-clock access confirmed individually — mostly self-serve bays and unattended automatics. Full listings for every city are on the Maryland page.
Glen Burnie 4
Cshine Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
7807 Parke West Dr, Glen Burnie, MD 21061-4997
🕒 Soft 8am-6pm, Touchless 24/7, Self-serve 24/7
Glen Burnie Car Wash II TouchlessSelf-serve baysOpen 24 hoursUnlimited plans
7985 Crain Hwy S, Glen Burnie, MD 21061-4924
🕒 Open 24/7, Tunnel Mon-Sat 8am-8pm, Sun 8am-5pm
Roy's Car Wash TouchlessSelf-serve baysOpen 24 hoursUnlimited plans
901 Crain Hwy S, Glen Burnie, MD 21061-3941
🕒 Open 24/7, Tunnel Mon-Sat 8am-8pm, Sun 8am-5pm
Splash In Open 24 hoursUnlimited plans
6616 Governor Ritchie Hwy, Glen Burnie, MD 21061-2317
🕒 24hrs
Waldorf 3
Splash In Open 24 hoursUnlimited plans
2007 Smallwood Dr W, Waldorf, MD 20603-4761
Splash In Open 24 hoursUnlimited plans
11290 Billingsley Rd, Waldorf, MD 20602-3494
Splash In Open 24 hoursUnlimited plans
3690 Crain Hwy, Waldorf, MD 20603-4801
Baltimore 2
Snozzles Car Wash Open 24 hours
1090 N Point Blvd, Baltimore, MD 21224
Splash In Open 24 hours
1712 Russell St, Baltimore, MD 21230-2025
🕒 24hrs
Gaithersburg 2
Flagship Carwash Self-serve baysOpen 24 hoursUnlimited plans
87 Bureau Dr, Gaithersburg, MD 20878-1401
🕒 8am-8pm, 8am-6:30pm (seasonal)
Splash In Open 24 hours
7620 Lindbergh Dr, Gaithersburg, MD 20879-5404
🕒 24hrs
Hagerstown 2
Beaver Creek Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
17119 Virginia Ave, Hagerstown, MD 21740-7682
🕒 Open 24/7
Beaver Creek Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
234 Eastern Blvd N, Hagerstown, MD 21740-5846
🕒 Open 24/7
Laurel 2
Splash In Open 24 hoursUnlimited plans
6000 Sandy Spring Rd, Laurel, MD 20707-2944
🕒 24hrs
Splash In Open 24 hoursUnlimited plans
703 Washington Blvd S, Laurel, MD 20707-4637
🕒 24hrs
Rockville 2
Splash In Open 24 hoursUnlimited plans
300 E Gude Dr, Rockville, MD 20850-1350
Splash In Open 24 hoursUnlimited plans
1911 Rockville Pike, Rockville, MD 20852-1625
Rosedale 2
Chesapeake Car Wash TouchlessSelf-serve baysOpen 24 hoursUnlimited plans
6317 Kenwood Ave, Rosedale, MD 21237-2051
Chesapeake Car Wash TouchlessSelf-serve baysOpen 24 hoursUnlimited plans
9603 Philadelphia Rd, Rosedale, MD 21237-4107
1, Vansville 1
Sunnyside Car wash TouchlessSelf-serve baysOpen 24 hours
5100 Sunnyside Avenue, 1, Vansville, MD 20705
🕒 24/7
Annapolis 1
Splash In Open 24 hours
2575 Riva Rd, Annapolis, MD 21401-7401
🕒 24hrs
Bel Air 1
Bud's Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsDetailingUnlimited plans
2112 Conowingo Rd, Bel Air, MD 21014-1824
🕒 24 hours
Beltsville 1
College Park Car Wash TouchlessSelf-serve baysOpen 24 hours
5100 Sunnyside Ave, Beltsville, MD 20705-2305
🕒 24/7
Berlin 1
Zoom Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
11407 Samuel Bowen Blvd, Berlin, MD 21811-2243
🕒 24 hours
Berwyn Heights 1
Splash In Open 24 hours
6001 Greenbelt Rd, Berwyn Heights, MD 20740-2315
🕒 24hrs
Bowie 1
Splash In Open 24 hours
13811 Annapolis Rd, Bowie, MD 20720
🕒 24hrs
Clarksville 1
Antwerpen's Clarksville Car Wash Self-serve baysOpen 24 hours
5812 Clarksville Square Dr, Clarksville, MD 21029
🕒 24hrs self-serve
Clinton 1
Splash In Open 24 hours
8228 Woodyard Rd, Clinton, MD 20735
🕒 24hrs
College Park 1
College Park Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuums
8616 Baltimore Ave, College Park, MD 20740-2103
🕒 24/7
Crofton 1
Water Works Car Wash III TouchlessSelf-serve baysOpen 24 hoursDetailingUnlimited plans
1053 N Crain Hwy, Crofton, MD 21114
🕒 24hrs
Easton 1
GO! Wash Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
8209 Ocean Gtwy, Easton, MD 21601-7147
🕒 tunnel 8-5, touchless 24/7
Elkton 1
Elkton Car Wash TouchlessSelf-serve baysOpen 24 hours
501 N Bridge St, Elkton, MD 21921
🕒 24/7
Fort Washington 1
Splash In Open 24 hours
11001 Livingston Rd, Fort Washington, MD 20744-5036
🕒 24hrs
Frederick 1
Splash In Open 24 hours
5498 Buckeystown Pike, Frederick, MD 21704-8300
🕒 24hrs
Germantown 1
Flagship Carwash Self-serve baysOpen 24 hoursUnlimited plans
11620 Middlebrook Rd, Germantown, MD 20876-2702
🕒 Mon-Sun 24 hours
Gwynn Oak 1
Water Works Car Wash- Catonsville TouchlessSelf-serve baysOpen 24 hoursDetailingUnlimited plans
5604 Talbott Pl, Gwynn Oak, MD 21207-4764
Hyattsville 1
Happy Wash of Hyattsville TouchlessSelf-serve baysOpen 24 hoursUnlimited plans
5506 Baltimore Ave, Hyattsville, MD 20781-1618
Indian Head 1
Splash In Open 24 hoursUnlimited plans
5105 Indian Head Hwy, Indian Head, MD 20640-1152
🕒 24hrs
Jessup 1
Columbia Junction Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsDetailingUnlimited plans
8690 Washington Blvd, Jessup, MD 20794-9660
🕒 24/7/365
La Plata 1
Splash In Open 24 hoursUnlimited plans
6305 Crain Hwy, La Plata, MD 20646-4267
🕒 24hrs
Lanham 1
Splash In Open 24 hoursUnlimited plans
10000 Greenbelt Rd, Lanham, MD 20706-2204
🕒 24hrs
Parkville 1
The Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
2403 E Joppa Rd, Parkville, MD 21234-2921
🕒 Mon-Sun: 24 Hours
Pasadena 1
Splash In Open 24 hoursUnlimited plans
8078 Governor Ritchie Hwy, Pasadena, MD 21122-1085
Reisterstown 1
Splash In Open 24 hoursUnlimited plans
30 Main St, Reisterstown, MD 21136
Sykesville 1
Liberty 24-7 Car Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
6350 S Carroll Park Dr, Sykesville, MD 21784-6372
🕒 24-7 Service
Upper Marlboro 1
Splash In Open 24 hoursUnlimited plans
9220 S Crain Hwy, Upper Marlboro, MD 20772-5400
Westminster 1
Splash In Open 24 hoursUnlimited plans
100 Magna Way, Westminster, MD 21157