Area of a 24 Inch Circle

What is the area of a circle with a DIAMETER of 24 inches (radius of 12 inches)? How big is a 24 inch circle?
Diameter
cm
Diameter
ft
in
Diameter
meters
Diameter
yards
Units
Area of a 24″ diameter circle
452.39square inches
3.1416square feet
0.34907square yards
2,918.6square centimeters
0.29186square meters
results may be rounded

Area of a Circle Formula

The area of a circle is pi times the square of its radius. The radius is half the diameter.

Area = π * (Diameter / 2)2

Diameter of a Circle

The diameter of a circle is the distance from one edge to the other, passing through the center. It is twice the radius.

Diameter
Circle Area by Diameter
results may be rounded
Diameter in2 ft2 cm2
24.0 in 452.4 3.142 2,919
24.1 in 456.2 3.168 2,943
24.2 in 460.0 3.194 2,967
24.3 in 463.8 3.221 2,992
24.4 in 467.6 3.247 3,017
24.5 in 471.4 3.274 3,042
24.6 in 475.3 3.301 3,066
24.7 in 479.2 3.328 3,091
24.8 in 483.1 3.355 3,116
24.9 in 487.0 3.382 3,142