3 Ounces to Teaspoons

3 fl oz = 18 tsp

Calculation: tsp = 3 fl oz × 6 = 18 tsp

Ounce to Teaspoon Converter

Choose the type of measurement to convert
Select the source unit to convert from
Select the target unit to convert to
Enter a numeric value or fraction to convert
Sig. Figures:

How much is 3 fl oz?

89 mL (3.0 fl oz) is about a demitasse cup, often used for espresso or Turkish coffee.

What does 3 fl oz look like?

Illustration of a demitasse cup
89 mL (3.0 fl oz) is about a demitasse cup, often used for espresso or Turkish coffee.

3 fl oz on the Teaspoon scale

fl oz012345tsp051015202530

3 fl oz = 18 tsp

How to Convert Ounce to Teaspoon

1 ounce = 6 Teaspoons

Teaspoon = Ounce × 6

Example: 3 fl oz × 6 = 18 tsp

Reverse Conversion

To convert Teaspoons back to ounces:

  • Remember, 1 Teaspoon equals 16 ounces.
  • To convert 18 tsp to fl oz, multiply 18 x 16, resulting in 3 fl oz.

3 fl oz is also equal to:

Frequently Asked Questions

How much is 3 ounces in Teaspoons?

3 ounces equals 18 Teaspoons. This is calculated by multiplying 3 by the conversion factor 6.

What does 3 ounces look like in Teaspoons?

3 ounces (18 Teaspoons) is a shot glass or a few tablespoons.

How do you calculate 3 ounces to Teaspoons?

Multiply 3 by the conversion factor 6. The calculation is 3 × 6 = 18 Teaspoons. This factor is defined by international measurement standards.

Share This Calculation

3 ounces = 18 Teaspoons
3 ounces = 18 Teaspoons — conversion chart

Nearby Conversions

1 ounce6 Teaspoons 2 ounces12 Teaspoons 4 ounces24 Teaspoons 5 ounces30 Teaspoons 6 ounces36 Teaspoons 7 ounces42 Teaspoons 8 ounces48 Teaspoons 9 ounces54 Teaspoons 10 ounces60 Teaspoons 11 ounces66 Teaspoons 12 ounces72 Teaspoons 13 ounces78 Teaspoons

For general conversions between ounces and Teaspoons, see the ounces to Teaspoons converter.

Also convert Ounces to:

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.