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24-Hour Car Washes in Tennessee

13 of the 610 car washes we track in Tennessee 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 Tennessee page.

Chattanooga 2

Car Wash Self Service Self-serve baysOpen 24 hoursFree vacuums

2408 Rossville Blvd, Chattanooga, TN 37408-2333

🕒 Open 24 hours

+17068411484 Website All Chattanooga car washes

Majestic Car Wash TouchlessSelf-serve baysOpen 24 hoursUnlimited plans

6434 Lee Hwy, Chattanooga, TN 37421-2417

🕒 24 hours

+19312876288 Website All Chattanooga car washes

Nashville 2

Blue Beacon Truck Wash Self-serve baysOpen 24 hours

611 Muci Dr, Nashville, TN 37013-4897

🕒 24 hours (regular wash bays)

+16155010593 Website All Nashville car washes

Hermitage Rojo Reds Carwash TouchlessSelf-serve baysOpen 24 hours

5002 Old Hickory Blvd, Nashville, TN 37076-2566

🕒 24 hours

+16153910163 Website All Nashville car washes

Ashland City 1

Shine Brite Car Wash TouchlessOpen 24 hoursUnlimited plans

211 N Main St, Ashland City, TN 37015-1315

🕒 24/7

+16154803361 Website All Ashland City car washes

Brentwood 1

iWash Open 24 hoursFree vacuums

491 Old Hickory Blvd, Brentwood, TN 37027-4411

🕒 24/7

+16157524804 Website All Brentwood car washes

Cookeville 1

Chris Thomas - Integrity Detail Open 24 hoursDetailing

401 Joff Dr, Cookeville, TN 38501

(931) 267-2500 Website All Cookeville car washes

Henderson 1

Xtreme Wash TouchlessOpen 24 hoursUnlimited plans

207 N Church Ave, Henderson, TN 38340-2115

🕒 24 hours daily

+17319892979 Website

Johnson City 1

Pit Stop Wash Center Self-serve baysOpen 24 hoursFree vacuums

2530 E Oakland Ave, Johnson City, TN 37601-1600

🕒 24/7 car wash

+14239198238 Website All Johnson City car washes

Knoxville 1

Blue Beacon Truck Wash Self-serve baysOpen 24 hours

1501 Everett Rd, Knoxville, TN 37932-3401

🕒 24 hours

+18656905228 Website All Knoxville car washes

Memphis 1

Blue Beacon Truck Wash Self-serve baysOpen 24 hours

3435 Lamar Ave, Memphis, TN 38118-1611

🕒 24/7 regular wash bays

+19013601570 Website All Memphis car washes

Newport 1

Sparkle Car Wash Open 24 hours

435 Cosby Hwy, Newport, TN 37821-3411

+14234653100 Website All Newport car washes

Paris 1

Castle Wash TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans

1054 Mineral Wells Ave, Paris, TN 38242-4904

🕒 Self-service 24/7, Full service Mon-Fri 8am-8pm, Sun 9am-8pm

+17314079117 Website All Paris car washes

24-hour usually means the bays, not the staff. The office and detailing side keep business hours; the wash itself runs unattended. If the machine eats your payment at night, the refund happens in the morning.

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