Roman
land area units

bina jugerum or heredium

jugerum

2

actus quadratus

2

5

actus

30

60

120

dimensions in pes

120 × 4

120 × 120

120 × 240

120 × 480

42
sq. m

1262
sq. m

2523
sq. m

5047
sq. m

50
sq. yds

¼
acre

5/8
acre

1¼
acres