Liters to Gallons
Convert liters to US gallons for fuel pricing, pool planning, and US product sizing. 1 L = 0.264 US gal — enter any liter value for instant US gallon conversion.
Enter your values above to see the results.
Tips & Notes
- ✓Fuel price comparison: European fuel is priced per liter; US fuel per gallon. To compare: price per US gallon = price per liter × 3.78541. Example: 1.80 EUR/L in Germany → equivalent US price = 1.80 × 3.785 = 6.81 USD/gallon (before currency conversion).
- ✓Pool sizing: European pool specifications use liters or cubic meters (1 m³ = 1,000 L = 264.2 US gallons). A 50,000-liter pool = 50,000 × 0.264172 = 13,209 US gallons. Pool chemical dosing in the US is per 10,000 gallons; convert your pool volume for correct chemical amounts.
- ✓Beverage quantities: European wine sold in 0.75 L bottles = 0.198 US gallons. A 1.75-liter spirits bottle (standard "handle") = 0.463 US gallons. 1-liter water = 0.264 gallons. A keg of beer: European 50-liter keg = 13.2 US gallons = 106 US pints.
- ✓Vehicle fuel tanks: European car specs show tank capacity in liters. 45-liter tank = 11.9 US gallons; 60-liter tank = 15.85 US gallons; 75-liter SUV tank = 19.81 US gallons. US gas pump nozzles fill in US gallons even for metric-spec cars.
- ✓Quick estimate: liters × 0.25 gives approximate gallons (5.4% low). For mental math: a 40-liter tank ≈ 40 × 0.25 = 10 gallons (actual: 10.57 gallons). Accurate enough for fuel planning.
Common Mistakes
- ✗Using 1 L = 0.22 gallons (UK factor) instead of 0.264 (US factor) — 1 liter = 0.220 UK gallons but 0.264 US gallons. In the US, always use 0.264172. Using the UK factor understates volume by 16.7%.
- ✗Calculating fuel cost comparison without accounting for currency and tax differences — European fuel prices in EUR/L need currency conversion AND multiplying by 3.785 L/gal before meaningful comparison to US $/gallon. Both currency and volume units change simultaneously.
- ✗Converting pool volume in liters to gallons for chemical dosing without reading label units — some pool chemical brands specify dosing per 1,000 US gallons; others per 10,000 liters. Always verify which unit the product label uses before calculating chemical dose from a liter-measured pool.
- ✗Forgetting that bottled water sold in liters at metric countries = US customers expect oz or gallon equivalents — 500 mL bottle = 16.9 fl oz; 1 L bottle = 33.8 fl oz = 0.264 US gallons; 1.5 L bottle = 50.7 fl oz = 0.396 US gallons. These are marketing-relevant conversions for products sold in US markets.
- ✗Applying liters-to-gallons conversion to liters per 100km (fuel consumption) — L/100km is fuel consumption rate, not volume. Converting to US mpg requires: mpg = 235.214 / (L/100km). A 7.0 L/100km car = 235.214/7.0 = 33.6 mpg (US), not 7 × 0.264 = 1.85 mpg.
Liters to Gallons Overview
Liters are the global metric standard for liquid volume. Converting to US gallons serves Americans encountering metric fuel stations abroad, Europeans selling products in US markets, and anyone comparing pool, tank, or industrial liquid quantities across the US-metric divide.
Liters to US gallons formula:
US gal = L × 0.264172 | Quick: gal ≈ L / 4 (5.4% low) | UK gal = L × 0.219969
EX: European 55-liter tank → 55 × 0.264172 = 14.53 US gal. Fuel at 1.80 EUR/L → 1.80 × 3.785 = 6.81 EUR/US-gallon equivalentInverse — US gallons to liters:
L = US gal × 3.78541 | 5-gallon bucket = 18.93 L | 55-gallon drum = 208.2 L
EX: 18,000-gallon pool → 18,000 × 3.785 = 68,130 L = 68.1 m³. Chemical dose per 10,000 gal → pool volume 68,130 L / 3.785 = 18,000 gal → apply 1.8× the 10,000-gal doseCommon liter volumes in US gallons:
| Liters (L) | US Gallons | Context |
|---|---|---|
| 0.355 L | 0.094 gal | Standard can (12 fl oz) |
| 0.750 L | 0.198 gal | Wine bottle |
| 1.000 L | 0.264 gal | Water bottle, 1-liter reference |
| 1.750 L | 0.462 gal | Handle of spirits |
| 10.000 L | 2.642 gal | Jerry can |
| 50.000 L | 13.21 gal | European car fuel tank |
| 1,000 L (1 m³) | 264.2 gal | IBC tote, large tank |
| Price per Liter | Equivalent per US Gallon | Fuel Context |
|---|---|---|
| $1.00/L | $3.79/gal | Near US average range |
| $1.50/L | $5.68/gal | Higher than US average |
| $2.00/L | $7.57/gal | European premium range |
| $2.50/L | $9.46/gal | High-tax European markets |
Frequently Asked Questions
Multiply liters by 0.264172. Examples: 1 L = 0.264 gal; 5 L = 1.321 gal; 10 L = 2.642 gal; 20 L = 5.283 gal; 40 L = 10.567 gal; 50 L = 13.209 gal; 100 L = 26.417 gal; 1,000 L = 264.172 gal. Quick estimate: multiply by 0.25 and subtract 5% (or just use 0.264). A 50-liter European car tank: 50 × 0.264172 = 13.2 US gallons.
Convert price per liter to equivalent per US gallon: multiply by 3.78541. Then convert currency as needed. Example: France fuel at 1.90 EUR/L × 3.785 = 7.19 EUR/gallon. At EUR/USD = 1.09: $7.84/gallon equivalent US price. US retail comparison: if US gas is $3.50/gallon, the French fuel is 124% more expensive per gallon-equivalent. Caveat: European fuel prices include higher taxes and often have a higher octane base rating — not a direct apples-to-apples comparison of fuel quality.
US gallon to liter reference: 1/4 US gal = 0.946 L (1 US quart); 1/2 US gal = 1.893 L; 1 US gal = 3.785 L; 2 US gal = 7.571 L; 5 US gal = 18.93 L; 10 US gal = 37.85 L; 55 US gal = 208.2 L. UK to liter reference: 1 UK gal = 4.546 L; 10 UK gal = 45.46 L. Note: UK pint = 568 mL; US pint = 473 mL. UK fluid oz = 28.41 mL; US fluid oz = 29.57 mL — different sizes despite the same name.
Water volume conversions: 1,000 L = 264.2 US gallons = 1 cubic meter. Aquarium sizing: 10-gallon starter tank = 37.85 L; 55-gallon community tank = 208.2 L; 100-gallon saltwater tank = 378.5 L; 200-gallon XL tank = 757 L. Residential pool: 18,000-gallon pool = 68,137 L = 68.1 m³; 30,000-gallon pool = 113,562 L = 113.6 m³. Rainwater tanks: 1,000-liter IBC tote = 264.2 US gallons; 5,000-liter cistern = 1,321 US gallons. Municipal water charges: US utilities typically bill in CCF (100 cubic feet) = 748 US gallons = 2,832 liters.
International volume comparisons: 1 liter = 1,000 mL = 1 dm³ = 0.001 m³. In US: 1 L = 0.264 US gallons = 1.057 US quarts = 2.113 US pints = 4.227 US cups = 33.81 US fl oz. In UK: 1 L = 0.220 UK gallons = 1.760 UK pints = 35.20 UK fl oz. In Australia/NZ (metric, fully): recipes use mL and L; 1 cup (AU) = 250 mL (different from US 236.6 mL). Japan: 1 go = 180 mL (sake measure); 1 sho = 1.8 L. The liter is the practical metric unit for volumes from a medicine dose (5 mL) to a car tank (50 L) to a swimming pool (50,000 L).
The gallon has English roots stretching back to medieval wine and ale measures. In 1824, the UK Parliament standardized the imperial gallon as exactly 10 pounds of water at standard temperature — equivalent to approximately 277.42 cubic inches (4.546 liters). The US retained the older Queen Anne wine gallon of 231 cubic inches (3.785 liters) — the same gallon used by American colonists before independence. This divergence created two different gallons that coexist today. The US dry gallon (4.405 L) is a third variant used for grains. International metrication (SI) uses liters, making the gallon primarily a US and Commonwealth legacy unit.