Cups (US) to Pecks (US) converter

To convert cups (US) to pecks (US), enter the value in the first field. The result in pecks (US) is calculated automatically using the exact conversion factor.

1 US cup ≈ 0.0268552189805 US pk
1 US pk ≈ 37.2367099567 US cup

Formula: US pk ≈ US cup × 0.0268552189805
US cup ≈ US pk × 37.2367099567

Definitions: 1 US cup = 1/16 US gal; 1 US pk = 1/4 US bu

The US customary cup is half a US pint, or 8 US fluid ounces, and is the standard cup in American recipes. Cups differ between countries: the metric cup is 250 mL, and the cup used on US nutrition labels is rounded to 240 mL.

The US peck is a dry measure equal to one quarter of a US bushel, or 8 dry quarts. It is used mainly for produce such as apples, which farm stands in the United States sometimes still sell by the peck.

See the conversion table with commonly used values, handy for quick reference or study.