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1 Teaspoon to Cups

1 teaspoon is 0.0208 cups. See the step-by-step breakdown and reference table below, or try a different value in the calculator.

1 tsp = 0.0208 cup
tsp ÷ 48 = cup
Try: 2 tsp to cup 6 tsp to cup
1 tsp is also
1 tsp = 0.004929 L 1 tsp = 0.001302 gal 1 tsp = 4.93 mL 1 tsp = 0.1667 fl oz 1 tsp = 0.0104 pt 1 tsp = 0.005208 qt 1 tsp = 0.3333 tbsp
tsp
0.0208 cup

Step-by-Step Calculation

tsp ÷ 48 = cup
  1. Start with 1 tsp
  2. Divide by 48: 1 ÷ 48 = 0.0208
  3. Result: 1 tsp = 0.0208 cup

This conversion factor (0.020833) is the same for every teaspoon to cup calculation.

Teaspoon to Cup Conversion Table

Teaspoons (tsp) Cups (cup)
1 tsp 0.0208 cup
2 tsp 0.0417 cup
5 tsp 0.1042 cup
10 tsp 0.2083 cup
15 tsp 0.3125 cup
20 tsp 0.4167 cup
25 tsp 0.5208 cup
50 tsp 1.04 cup
75 tsp 1.56 cup
100 tsp 2.08 cup
250 tsp 5.21 cup
500 tsp 10.42 cup
1,000 tsp 20.83 cup
calculate Teaspoon to Cup Converter swap_horiz Cup to Teaspoon Converter functions Teaspoon to Cup Formula water_drop All Volume / Capacity Conversions

Frequently Asked Questions

1 teaspoon equals 0.0208 cups.
The formula is: tsp ÷ 48 = cup. See the tsp to cup formula page for worked examples.
Use the cups to teaspoon converter. The reverse formula is: cup × 48 = tsp.
The calculator uses the full-precision conversion factor for accuracy. Table values and displayed results are rounded for readability.
The conversion formula (tsp ÷ 48 = cup) is based on internationally defined standards. Displayed results are rounded for readability, while the calculator uses the full-precision factor.
person Written by Sean Day verified Reviewed by UnitCompare update Last updated Mar 28, 2026