Volume · Unit Converter

Convert Metric Teaspoon to Imperial Quart

Convert metric teaspoons to imperial quarts instantly. 1 metric teaspoon = 0.004399385 imperial quart — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Imperial Quart to Metric Teaspoon converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Jaya Christiyan K G, Ph.D.
Volume category 2 min read Published Last reviewed Updated

Units explained

Cooking / Culinary

Metric Teaspoon

What is a metric teaspoon?

A metric teaspoon is exactly 5 milliliters.

Origin of the metric teaspoon

Adopted as the standard metric small cooking measure.

Where it is used

Universal in metric recipes and liquid medicine dosing.

When and where it was developed

Metrication.

Imperial (UK)

Imperial Quart

What is a imperial quart?

An imperial quart is one quarter of an imperial gallon (1.13652 L).

Origin of the imperial quart

A subdivision of the 1824 imperial gallon.

Where it is used

Used in the UK and Commonwealth.

When and where it was developed

UK, 1824.

Metric Teaspoon to Imperial Quart conversion formula

The relationship between metric teaspoons and imperial quarts:

1 tsp = 0.004399385 qt
1 qt = 227.3045 tsp

To convert metric teaspoons to imperial quarts, multiply the value in metric teaspoons by 0.004399385. To reverse, multiply imperial quarts by 227.3045.

How to use this converter

Type a value into the calculator. The result in imperial quarts updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Imperial Quart to Metric Teaspoon converter for the reverse direction.

Step-by-step: convert metric teaspoons to imperial quarts

  1. Write down the value in metric teaspoons (tsp).
  2. Multiply that value by the factor 0.004399385.
  3. The product is the equivalent value in imperial quarts (qt).
  4. To reverse, multiply the imperial quart value by 227.3045.

Worked examples

Example 1 — Convert 1 tsp to qt:
1 × 0.004399385 = 0.004399385 qt

Example 2 — Convert 100 tsp to qt:
100 × 0.004399385 = 0.4399384966 qt

Real-world example — Packaging gauge

A 4-metric teaspoon plastic bag thickness is a common spec for grocery and freezer bags. Converting from metric teaspoons to imperial quarts is what packaging buyers do whenever they bridge US and metric supplier quotes.

4 tsp × 0.004399385 = 0.0175975399 qt

Real-world example — Plastic film and laminate thickness

A 500-metric teaspoon sheet is a typical spec for ID-card laminates and film overlays. Converting to imperial quarts aligns the value with the unit most CAD systems and material datasheets prefer.

500 tsp × 0.004399385 = 2.199692483 qt

Metric Teaspoon to Imperial Quart conversion table

Standard reference values for converting metric teaspoons to imperial quarts:

Metric Teaspoon [tsp]Imperial Quart [qt]
0.014.399385e-5
0.10.0004399385
10.004399385
20.0087987699
30.0131981549
40.0175975399
50.0219969248
100.0439938497
200.0879876993
300.131981549
400.1759753986
500.2199692483
1000.4399384966
5002.199692483
10004.399384966

Frequently asked questions

How many imperial quarts is 1 metric teaspoon?
1 metric teaspoon equals 0.004399385 imperial quart.
How do I convert metric teaspoons to imperial quarts?
Multiply the value in metric teaspoons by 0.004399385 to get imperial quarts.
How do I convert imperial quarts back to metric teaspoons?
Multiply the value in imperial quarts by 227.3045, or use the Imperial Quart to Metric Teaspoon converter.
How many imperial quarts is 100 metric teaspoons?
100 metric teaspoons equals 0.4399384966 imperial quarts, because 100 × 0.004399385 = 0.4399384966.

Convert Metric Teaspoon to other volume units

Show all Metric Teaspoon conversions

Sources & references

Conversion factor (1 tsp = 0.004399385 qt) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.