Feet and Inches Calculator – Convert Cubic Feet, Square Feet & Meters

  • Adam
  • November 22, 2025

Free feet calculator to convert cubic feet to inches, meters to feet and inches, calculate square feet, and convert all feet measurements instantly online.

Feet and Inches Calculator

Convert Cubic Feet, Square Feet, Meters & All Measurements

Universal Feet Converter

Understanding Cubic Feet to Cubic Inches

Cubic feet and cubic inches are units of volume used to measure three-dimensional space. Since 1 foot equals 12 inches, when calculating cubic measurements, you must cube this relationship across all three dimensions.

Cubic Feet to Cubic Inches Formula

Conversion Formula:

Cubic Inches = Cubic Feet × 1,728

Why 1,728?

12 × 12 × 12 = 1,728

Since 1 foot = 12 inches, 1 cubic foot = 12" × 12" × 12" = 1,728 cubic inches

Linear Feet to Square Feet Conversion

Square feet measures area (two-dimensional space), while linear feet measures length (one-dimensional). To convert linear feet to square feet, you need both length and width dimensions.

Square Feet Formula

Area Formula:

Square Feet = Length × Width

Example: 10 feet × 5 feet = 50 square feet

Meter to Feet and Inches Conversion

Converting meters to feet and inches is essential for international measurements. The meter is the standard metric unit, while feet and inches are used in the imperial system.

Meter Conversion Formulas

Meters to Feet:

Feet = m × 3.28084

Meters to Inches:

Inches = m × 39.3701

Key Conversions:

1 meter = 3.28084 feet

1 meter = 3 feet 3.37 inches

1 meter = 39.3701 inches

Quick Reference Tables

Cubic Feet Conversions

Cubic Feet Cubic Inches
1 ft³1,728 in³
2 ft³3,456 in³
5 ft³8,640 in³
10 ft³17,280 in³

Meters to Feet & Inches

Meters Feet & Inches
1 m3' 3.37"
2 m6' 6.74"
1.5 m4' 11.06"
1.8 m5' 10.87"

Frequently Asked Questions

How many cubic inches in 1 cubic foot?

1 cubic foot equals 1,728 cubic inches. The formula is: Cubic Inches = Cubic Feet × 1,728. This is calculated as 12 × 12 × 12 = 1,728 since 1 foot = 12 inches in each dimension (length × width × height). For example, a box measuring 1 foot on each side has a volume of 1,728 cubic inches.

How do you convert 1 foot to square feet?

1 linear foot by itself doesn't convert to square feet because they measure different things. Square feet measures area (2D), while linear feet measures length (1D). To calculate square feet, you need both dimensions: Square Feet = Length (ft) × Width (ft). For example, 1 foot × 1 foot = 1 square foot. A room 10 feet long × 5 feet wide = 50 square feet.

How to convert 1 meter to feet and inches?

1 meter = 3.28084 feet or 3 feet 3.37 inches (39.3701 inches total). The formulas are: Feet = Meters × 3.28084, or Total Inches = Meters × 39.3701. To get feet and inches separately: multiply meters by 39.3701 for total inches, divide by 12 to get whole feet, and the remainder is the inches. Example: 1.5 meters = 4 feet 11.06 inches.

How many square feet is 1 inch?

1 square inch equals 0.00694 square feet (exactly 1/144 square feet). The formula is: Square Feet = Square Inches / 144. Since 12 inches = 1 foot, 12 × 12 = 144 square inches equal 1 square foot. For example, 288 square inches = 288/144 = 2 square feet. This conversion is useful for small area calculations.

What is 7 feet 1 inch in total inches?

7 feet 1 inch equals 85 inches total. Formula: Total Inches = (Feet × 12) + Inches. Calculation: (7 × 12) + 1 = 84 + 1 = 85 inches. This height format is commonly used for measuring human height. To convert back: 85 ÷ 12 = 7 feet with 1 inch remainder. Similarly, 6 feet = 72 inches, 6'6" = 78 inches.

Disclaimer: This feet and inches calculator uses standard conversion factors: 1 foot = 12 inches, 1 cubic foot = 1,728 cubic inches, 1 meter = 3.28084 feet = 39.3701 inches, 1 square foot = 144 square inches. Results are mathematically accurate for the given inputs. For construction, engineering, or professional applications, always verify measurements and consider tolerance requirements. Conversions assume standard US customary and metric units.

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