US Surveyors' Area Units Converter

From:	To:
square mile [sq. mi] square chain (Ramsden's) [sq. yd] square rod, perch, pole [sq. rd] square foot [sq. ft] square link (Ramsden's) [sq. lk]	square mile [sq. mi] square chain (Ramsden's) [sq. yd] square rod, perch, pole [sq. rd] square foot [sq. ft] square link (Ramsden's) [sq. lk]
1 \(\left[\mathrm{ft}^2\right] = 9.290304 \times 10^{-2}\left[\mathrm{m}^2\right]\)

The conventional US units of area are directly related to the linear measures on which they are based, thus the square inch, square foot,square yard, and square mile.