Quart To Cubic Foot Converter

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ConvertReference Technical Standards Team

All values and formulas are validated through our editorial review process and cross-checked against internationally recognized reference standards (NIST, BIPM, CODATA).

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Last reviewed: December 07, 2025

Conversion Factors

1 quart = 0.0334201388888889 cubic foot
1 cubic foot = 29.9220779220779 quart

(Exact factors: 0.0334201388888889 and 29.9220779220779)

Sources: NIST · BIPM

About This Quart And Cubic Foot Converter

Welcome to our quart to cubic foot converter. Explore measurements in quart and cubic foot with a simple, user-friendly interface. Use the swap button to switch between units anytime. Get fast results and clear comparisons for all your quart and cubic foot needs.

What Are Quarts And Cubic Feet?

What Is A Quart?

Quart (qt) is a unit of volume in the US customary and British Imperial systems, defined as one-quarter of a gallon. US quart = 946.352946 milliliters (32 US fl oz, 1/4 US gallon). Imperial quart = 1.1365225 liters (4 pints, 1/4 imperial gallon). Abbreviation: qt. Not an SI unit. Example: a quart is about a liter, roughly the size of a standard milk bottle.

What Is A Cubic Foot?

Cubic foot (ft^3) is a unit of volume in the Imperial/US customary system. It equals the volume of a cube 1 ft on each side. In SI terms, 1 ft = 0.3048 m, so 1 ft^3 = 0.028316846592 m^3 (about 28.316 L). Symbol: ft^3. Real-world: a box 1 ft by 1 ft by 1 ft holds 1 cubic foot (≈ 28.3 liters).

When To Use Quart Vs Cubic Foot

Quart Usage

Quart is a unit of volume used chiefly in the United States. It is also encountered in Canada and Liberia for everyday measurements, including food preparation and household use.

Cubic Foot Usage

The cubic foot is used for measuring volume in several English-speaking countries, notably the United States, the United Kingdom, Canada, and Australia. It coexists with metric units for larger volumes in homes and some businesses.

How To Convert Between Quarts And Cubic Feet

Conversion Formulas

Quart to Cubic Foot:
quart × 0.0334201388888889 = cubic foot

Cubic Foot to Quart:
cubic foot × 29.9220779220779 = quart

Step-by-Step Guide

Quart to Cubic Foot

Take your value in quarts.
Multiply by 0.0334201388888889.
The result is in cubic feet.

Cubic Foot to Quart

Take your value in cubic feet.
Multiply by 29.9220779220779.
The result is in quarts.

Example: Convert 0.05 quarts to cubic feet.

Exact: 0.05 × 0.0334201388888889 = 0.00167100694444444 cubic feet.
Rounded: approximately 0.00167101 cubic feet.

Example: Convert 5 cubic feet to quarts.

Exact: 5 × 29.9220779220779 = 149.61038961039 quarts.
Rounded: approximately 149.61 quarts.

History & Context

Quart and cubic foot have roots in old English and American trade and building. The quart arose as a way to divide a larger container into equal portions for wine, beer, and daily use, and it spread as towns and merchants adopted standard sizes. The name hints at a part of a larger measure, and the practice helped kitchens, markets, and ships when exact portions mattered. The cubic foot grew from the idea of a space shaped like a cube with a side the length of a foot, and it became a common measure in carpentry, land, and industry in English speaking lands.

Practical Use

During a kitchen remodel, a contractor needs to convert quarts to cubic feet to see how much liquid storage space a supply bin will hold. That quart-to-cubic-foot conversion helps them plan whether the bin labeled in quarts will actually fit into a cabinet measured in feet. In a separate project, a landscape irrigation plan uses cubic feet to estimate water volume and then converts that to quarts to decide how many quart bottles of fertilizer or additive to buy. These conversions let planners compare capacities in both quart-sized containers and cubic-foot spaces.

Common Mistakes When Converting Between Quarts And Cubic Feet

Assuming a quart is the same size as a cubic foot.
Trying to convert by simply swapping the unit names without performing any calculation.
Rounding the result instead of using an exact conversion.
Using the wrong direction when converting between quarts and cubic feet.

Mental Shortcuts For Quick Conversions

Tip 1: Quart to ft³ — remember 30 quarts per cubic foot (1 ft³ ≈ 30 qt); divide quarts by 30. Tip 2: ft³ to qt — multiply cubic feet by 30. Note: this is for estimation only; use a precise converter in most situations.

Quarts And Cubic Feet Conversion Graph

Conversion Table For Quart And Cubic Foot

Common conversion values
Quarts	Cubic feet
0.01	0.000334201
0.05	0.00167101
0.1	0.00334201
0.2	0.00668403
0.5	0.0167101
1	0.0334201
2	0.0668403
5	0.167101
10	0.334201
20	0.668403

Values are rounded for display; internal calculations use the exact conversion factors between quart and cubic foot (0.0334201388888889 and 29.9220779220779).

Dataset & API Access

Programmatic Access

Free JSON API with stable endpoints and predictable keys for automated bidirectional conversions.

Endpoint: https://convertreference.org/api/v1/convert/quart-to-cubic-foot.json

Content Type: application/json

Documentation: View API docs

Licensing

License: CC0 1.0 Universal (Public Domain)

See all datasets

Data & Editorial Process

All numerical values and formulas are generated from the Pint scientific unit library (v0.25), using constants consistent with the BIPM SI Brochure (9th Edition) and NIST Special Publication 811. Explanatory text is drafted with AI assistance and reviewed by ConvertReference editors for clarity and accuracy. This converter is completely free to use, and all calculations are performed locally in your browser and never sent to a server.

2025-12-07 – Generated: Page created using Pint v0.25 verified constants.
2025-12-07 – Reviewed: Verified by ConvertReference editors; no numerical changes required.

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