How Many Ounces in Half a Gallon? Your Quick Conversion Guide

Whether you're tracking hydration, prepping recipes, or comparing bottle sizes, knowing how many ounces are in half a gallon is essential—especially for U.S. audiences.

✅ Quick Answer

• Half a U.S. gallon = 64 fluid ounces

Since 1 U.S. gallon equals 128 fluid ounces, half a gallon is exactly 64 ounces. This is a common benchmark for daily water intake and bottle sizing.

📊 Conversion Table

💡 Why It Matters

• Hydration Goals: Many people aim to drink half a gallon (64 oz) daily
• Bottle Sizing: Kisskind bottles are designed to align with hydration benchmarks
• Recipe Scaling: Convert gallons to ounces for precise liquid measurements

🔗 Helpful References

• Gallons to Ounces Converter – The Calculator Site
• Half Gallon to Ounces – ConvertUnits.com
• 1/2 Gallon to Ounces – ezUnitConverter

🔄 Try It Yourself

Open full converter in a new tab