Liters to gallons: Convert liters to US gallons

Answer
0.264172 gal = 1 L

1 L = 0.264172 gal. To convert liters to US gallons, multiply by 0.2641720524. To go back, multiply by 3.785411784 (or divide by 0.2641720524). Liters are the metric unit for fuel, drinks and engine displacement.

Free, no sign-upInstant resultsUpdated October 2026
Converted volume
–
How we calculated this

    For estimating and educational purposes only. Results are approximate and are not a substitute for a licensed professional, the manufacturer's instructions or your local code. Disclaimer

    Formula

    gal = L × 0.2641720524 L = gal × 3.785411784 20 L × 0.2641720524 = 5.28344 gal

    Liters to gallons table

    Lgal
    0.5 L0.132086 gal
    1 L0.264172 gal
    1.5 L0.396258 gal
    2 L0.528344 gal
    3 L0.792516 gal
    3.6 L0.951019 gal
    4 L1.05669 gal
    5 L1.32086 gal
    10 L2.64172 gal
    15 L3.96258 gal
    18 L4.7551 gal
    20 L5.28344 gal
    25 L6.6043 gal
    30 L7.92516 gal
    40 L10.5669 gal
    50 L13.2086 gal
    60 L15.8503 gal
    75 L19.8129 gal
    100 L26.4172 gal
    200 L52.8344 gal
    250 L66.043 gal
    500 L132.086 gal
    1,000 L264.172 gal

    Factors from NIST SP 811 and the BIPM SI Brochure; values rounded to 6 significant digits. Reverse: Gallons to liters.

    Frequently asked questions

    How many gallons is 20 liters?

    20 L = 5.28344 gal.

    How many liters is 1 gal?

    1 gal = 3.78541 L.

    Open the full calculator: Volume Converter: Gallons to Liters, fl oz, Cups and ft³ →