--- title: "15 L to gal = 3.962581 gal" description: "15 liters is 3.962581 US gallons. The arithmetic, a table of nearby values, and a converter for any other number." url: https://atoneplace.net/convert/15-liters-to-gallons/ site: "At One Place" --- # 15 L to gal **15 liters in US gallons: 15 L = 3.962581 gal** gal = L × 0.2641720524 15 liters is 3.962581 US gallons. To get there, multiply by 0.2641720524. ## Values either side *Liters near 15, converted to US gallons.* | Liters | US gallons | | --- | --- | | 11 L | 2.905893 | | 12 L | 3.170065 | | 13 L | 3.434237 | | 14 L | 3.698409 | | 15 L ← | 3.962581 | | 16 L | 4.226753 | | 17 L | 4.490925 | | 18 L | 4.755097 | | 19 L | 5.019269 | ## How the conversion works The relationship is gal = L × 0.2641720524. Both units measure volume, so the conversion is a fixed factor that never changes. The figure is exact rather than approximate: since the international yard and pound agreement of 1959, an inch is defined as exactly 25.4 millimetres and a pound as exactly 0.45359237 kilograms, and every other imperial and US customary unit here is derived from those two. > US gallon: US liquid gallon. The imperial gallon is about 20% larger. ## Common questions ### What is 15 L in US gallons? 15 L is 3.962581 gal. ### How do you convert liters to US gallons? Multiply by 0.2641720524. ## Related pages - [Liters to US gallons](https://atoneplace.net/convert/liters-to-gallons/) - [15 gal to L](https://atoneplace.net/convert/15-gallons-to-liters/) - [11 L to gal](https://atoneplace.net/convert/11-liters-to-gallons/) - [12 L to gal](https://atoneplace.net/convert/12-liters-to-gallons/) - [13 L to gal](https://atoneplace.net/convert/13-liters-to-gallons/) - [14 L to gal](https://atoneplace.net/convert/14-liters-to-gallons/) - [16 L to gal](https://atoneplace.net/convert/16-liters-to-gallons/) - [17 L to gal](https://atoneplace.net/convert/17-liters-to-gallons/) - [18 L to gal](https://atoneplace.net/convert/18-liters-to-gallons/) - [19 L to gal](https://atoneplace.net/convert/19-liters-to-gallons/) ## Sources - Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)] - The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure) - Calculated on this page — At One Place (/about/)