All states›24-Hour Car Washes›New Hampshire

24-Hour Car Washes in New Hampshire

19 of the 143 car washes we track in New Hampshire have 24-hour access. Full listings for every city are on the New Hampshire page.

19car washes
13cities
143car washes statewide

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.

Somersworth 3

  1. Lilac Car Wash

    413 High St, Somersworth, NH 03878-1009

    24/7

    TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
    Call Website All Somersworth

  2. Black Dog Car Wash

    Somersworth, NH 03878

    24/7

    TouchlessOpen 24 hoursFree vacuums
    Call Website All Somersworth

  3. Lilac Car Wash

    4 Enterprise Dr, Somersworth, NH 03878-1584

    Open 24 hoursUnlimited plans
    Call Website All Somersworth

Belmont 2

  1. Black Dog Car Wash

    276 Daniel Webster Hwy, Belmont, NH 03220-3038

    24/7

    TouchlessOpen 24 hours
    Call Website All Belmont

  2. Roberts Laundromat & Car Wash

    154 Daniel Webster Hwy, Belmont, NH 03220-3036

    Open 24 hours
    Call All Belmont

Hudson 2

  1. E&M's Family Car Wash

    184 Central St, Hudson, NH 03051-4651

    24h

    TouchlessSelf-serve baysOpen 24 hours
    Call Website All Hudson

  2. Soapy's Car Wash

    64 Derry St, Hudson, NH 03051-3705

    Open 24 hours

    Open 24 hours
    Call Website All Hudson

Ossipee 2

  1. Top Cat Car Wash

    760 Route 16, Ossipee, NH 03864-7166

    24/7

    Self-serve baysOpen 24 hoursFree vacuumsUnlimited plans
    Call Website All Ossipee

  2. Top Cat Car Wash

    760 NH-16, Ossipee, NH 03864

    24/7

    Self-serve baysOpen 24 hoursFree vacuumsUnlimited plans
    Call Website All Ossipee

Rochester 2

  1. Lilac Car Wash

    357 Gonic Rd, Rochester, NH 03839-5681

    24/7

    TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
    Call Website All Rochester

  2. Black Dog Car Wash

    Rochester, NH

    24/7

    TouchlessOpen 24 hoursFree vacuums
    Call Website All Rochester

Dover 1

  1. Black Dog Car Wash

    887 Central Ave, Dover, NH 03820-2506

    Open 24/7

    TouchlessOpen 24 hoursFree vacuums
    Call Website All Dover

Farmington 1

  1. Village Car Wash and Laundry

    26 Elm St, Farmington, NH 03835-3225

    24h car wash

    TouchlessSelf-serve baysOpen 24 hoursFree vacuumsUnlimited plans
    Call Website All Farmington

Hillsborough 1

  1. Hillsborough Car Wash

    3 Intervale Dr, Hillsborough, NH 03244-5253

    Open 24 hours

    Open 24 hours
    Call All Hillsborough

Keene 1

  1. Key Road Car Wash & Detail

    190 Key Rd, Keene, NH 03431-3927

    Self-serve 24/7, Tunnel Mon-Sat 8am-5:30pm

    Self-serve baysOpen 24 hoursFree vacuumsDetailingUnlimited plans
    Call Website All Keene

Londonderry 1

  1. Black Dog Car Wash

    1 Garden Ln, Londonderry, NH 03053

    Open 24/7

    TouchlessOpen 24 hoursFree vacuums
    Call Website All Londonderry

Manchester 1

  1. Kerner's Self Service Car Wash

    708 2nd St, Manchester, NH 03102-5210

    Open 24 hours
    Call All Manchester

Merrimack 1

  1. Exit 11 Touch Free Car Wash

    4 Whitney St, Merrimack, NH 03054-4401

    Open 24/7

    TouchlessSelf-serve baysOpen 24 hoursFree vacuums
    Call Website All Merrimack

Portsmouth 1

  1. Port City Touchless Car Wash

    2859 Lafayette Rd, Portsmouth, NH 03801-5902

    Open 24 hours

    TouchlessOpen 24 hours
    Call Website All Portsmouth
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.

Also in New Hampshire

Good to know

Are 24-hour car washes really open all night?

The self-serve bays and automatic tunnels usually are — they run unattended. Staffed services like detailing or hand-drying keep daytime hours even at locations advertised as 24/7.

How much do car washes cost?

Basic drive-through car washes usually start at a modest base price, while comprehensive express and detailing packages cost more. Across New Hampshire, you can compare pricing and services across 19 available car wash facilities listed in our directory.

How to get rid of hard water spots?

Hard water spots can be removed using dedicated spot removers or a diluted white vinegar wash followed by a thorough rinse. If stubborn mineral deposits persist, professional detailers across New Hampshire in our 19 listed centers offer paint decontamination services.