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Gallons to Liters Converter

A quick two-way gal ⇄ L converter: type in either box, choose how many decimals you want and copy the answer with one click.

gal
L
 

Step-by-step calculation

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    How to use the Gallons to Liters Converter

    1. Type a value in the Gallons (US) box. The liters result appears instantly.
    2. Going the other way? Type in the Liters box, or press the ⇄ swap button.
    3. Set the precision with the decimal places menu.
    4. Check the working in the step-by-step box, then press Copy result or click any row in the tables below.

    Gallons (US) to liters formula

    L = gal × 3.785411784
    1. Take the value in US gallons.
    2. Multiply it by 3.785411784 (the number of liters in one US gallon).

    Example: 1 gal × 3.785411784 = 3.78541 L.

    Reverse formula (liters to US gallons): gal = L ÷ 3.785411784. Example: 45.4249 L ÷ 3.785411784 = 12 gal.

    Quick mental estimate: multiply by about 3.8. For exact answers use the converter above.

    gal to L conversion table (1–100)

    Click any row to load it into the converter.

    Gallons (US) to liters

    Gallons (US)Liters
    1 gal3.79 L
    2 gal7.57 L
    3 gal11.36 L
    4 gal15.14 L
    5 gal18.93 L
    6 gal22.71 L
    7 gal26.5 L
    8 gal30.28 L
    9 gal34.07 L
    10 gal37.85 L
    11 gal41.64 L
    12 gal45.42 L
    13 gal49.21 L
    14 gal53 L
    15 gal56.78 L
    16 gal60.57 L
    17 gal64.35 L
    18 gal68.14 L
    19 gal71.92 L
    20 gal75.71 L
    21 gal79.49 L
    22 gal83.28 L
    23 gal87.06 L
    24 gal90.85 L
    25 gal94.64 L
    26 gal98.42 L
    27 gal102.21 L
    28 gal105.99 L
    29 gal109.78 L
    30 gal113.56 L
    31 gal117.35 L
    32 gal121.13 L
    33 gal124.92 L
    34 gal128.7 L
    35 gal132.49 L
    36 gal136.27 L
    37 gal140.06 L
    38 gal143.85 L
    39 gal147.63 L
    40 gal151.42 L
    41 gal155.2 L
    42 gal158.99 L
    43 gal162.77 L
    44 gal166.56 L
    45 gal170.34 L
    46 gal174.13 L
    47 gal177.91 L
    48 gal181.7 L
    49 gal185.49 L
    50 gal189.27 L
    51 gal193.06 L
    52 gal196.84 L
    53 gal200.63 L
    54 gal204.41 L
    55 gal208.2 L
    56 gal211.98 L
    57 gal215.77 L
    58 gal219.55 L
    59 gal223.34 L
    60 gal227.12 L
    61 gal230.91 L
    62 gal234.7 L
    63 gal238.48 L
    64 gal242.27 L
    65 gal246.05 L
    66 gal249.84 L
    67 gal253.62 L
    68 gal257.41 L
    69 gal261.19 L
    70 gal264.98 L
    71 gal268.76 L
    72 gal272.55 L
    73 gal276.34 L
    74 gal280.12 L
    75 gal283.91 L
    76 gal287.69 L
    77 gal291.48 L
    78 gal295.26 L
    79 gal299.05 L
    80 gal302.83 L
    81 gal306.62 L
    82 gal310.4 L
    83 gal314.19 L
    84 gal317.97 L
    85 gal321.76 L
    86 gal325.55 L
    87 gal329.33 L
    88 gal333.12 L
    89 gal336.9 L
    90 gal340.69 L
    91 gal344.47 L
    92 gal348.26 L
    93 gal352.04 L
    94 gal355.83 L
    95 gal359.61 L
    96 gal363.4 L
    97 gal367.18 L
    98 gal370.97 L
    99 gal374.76 L
    100 gal378.54 L

    Liters to gallons (US)

    LitersGallons (US)
    1 L0.26 gal
    2 L0.53 gal
    3 L0.79 gal
    4 L1.06 gal
    5 L1.32 gal
    6 L1.59 gal
    7 L1.85 gal
    8 L2.11 gal
    9 L2.38 gal
    10 L2.64 gal
    11 L2.91 gal
    12 L3.17 gal
    13 L3.43 gal
    14 L3.7 gal
    15 L3.96 gal
    16 L4.23 gal
    17 L4.49 gal
    18 L4.76 gal
    19 L5.02 gal
    20 L5.28 gal
    21 L5.55 gal
    22 L5.81 gal
    23 L6.08 gal
    24 L6.34 gal
    25 L6.6 gal
    26 L6.87 gal
    27 L7.13 gal
    28 L7.4 gal
    29 L7.66 gal
    30 L7.93 gal
    31 L8.19 gal
    32 L8.45 gal
    33 L8.72 gal
    34 L8.98 gal
    35 L9.25 gal
    36 L9.51 gal
    37 L9.77 gal
    38 L10.04 gal
    39 L10.3 gal
    40 L10.57 gal
    41 L10.83 gal
    42 L11.1 gal
    43 L11.36 gal
    44 L11.62 gal
    45 L11.89 gal
    46 L12.15 gal
    47 L12.42 gal
    48 L12.68 gal
    49 L12.94 gal
    50 L13.21 gal
    51 L13.47 gal
    52 L13.74 gal
    53 L14 gal
    54 L14.27 gal
    55 L14.53 gal
    56 L14.79 gal
    57 L15.06 gal
    58 L15.32 gal
    59 L15.59 gal
    60 L15.85 gal
    61 L16.11 gal
    62 L16.38 gal
    63 L16.64 gal
    64 L16.91 gal
    65 L17.17 gal
    66 L17.44 gal
    67 L17.7 gal
    68 L17.96 gal
    69 L18.23 gal
    70 L18.49 gal
    71 L18.76 gal
    72 L19.02 gal
    73 L19.28 gal
    74 L19.55 gal
    75 L19.81 gal
    76 L20.08 gal
    77 L20.34 gal
    78 L20.61 gal
    79 L20.87 gal
    80 L21.13 gal
    81 L21.4 gal
    82 L21.66 gal
    83 L21.93 gal
    84 L22.19 gal
    85 L22.45 gal
    86 L22.72 gal
    87 L22.98 gal
    88 L23.25 gal
    89 L23.51 gal
    90 L23.78 gal
    91 L24.04 gal
    92 L24.3 gal
    93 L24.57 gal
    94 L24.83 gal
    95 L25.1 gal
    96 L25.36 gal
    97 L25.62 gal
    98 L25.89 gal
    99 L26.15 gal
    100 L26.42 gal

    Common values

    Gallons (US)LitersExample
    0.25 gal0.95 L1 quart
    0.5 gal1.89 LHalf gallon
    1 gal3.79 L1 gallon of milk
    2 gal7.57 L2 gallons
    5 gal18.93 L5-gallon bucket
    10 gal37.85 L10 gallons
    12 gal45.42 LCar fuel tank (approx.)
    20 gal75.71 LAquarium size
    50 gal189.27 L50 gallons
    55 gal208.2 LSteel drum
    100 gal378.54 L100 gallons

    About gallons (US) and liters

    Gallons (US) (gal). The US liquid gallon is exactly 231 cubic inches, about 3.785 liters. The UK imperial gallon is larger, about 4.546 liters.

    Liters (L). The liter is a metric volume unit equal to 1,000 milliliters or one cubic decimeter. One liter of water has a mass of about 1 kg.

    Frequently asked questions

    1 US gallon equals how many liters?

    One US gallon equals 3.78541 liters. These are US customary measures.

    How do you convert US gallons to liters?

    Multiply the number of US gallons by 3.785411784. For example, 1 gal × 3.785411784 = 3.78541 L.

    What is 12 US gallons in liters?

    12 gal is 45.4249 L (car fuel tank (approx.)).

    How do I convert liters back to US gallons?

    Divide by 3.785411784, or press the ⇄ swap button above. For example, 45.4249 L ÷ 3.785411784 = 12 gal.

    Are US and UK gallons the same?

    No. The US liquid gallon is 3.785 liters, while the UK imperial gallon is 4.546 liters, about 20% larger. US quarts and pints are smaller than imperial ones for the same reason. This converter uses US liquid measures.

    Is a milliliter the same as a cubic centimeter?

    Yes. 1 mL is exactly 1 cm³ (cc), and 1 liter is 1,000 cm³. One liter of water weighs about 1 kg at room temperature.

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