1 ha =
15499968.9998 square inch (US survey)
2 ha =
30999937.9997 square inch (US survey)
3 ha =
46499906.9995 square inch (US survey)
4 ha =
61999875.9994 square inch (US survey)
5 ha =
77499844.9992 square inch (US survey)
6 ha =
92999813.999 square inch (US survey)
7 ha =
108499782.9989 square inch (US survey)
8 ha =
123999751.9987 square inch (US survey)
9 ha =
139499720.9986 square inch (US survey)
10 ha =
154999689.9984 square inch (US survey)
11 ha =
170499658.9982 square inch (US survey)
12 ha =
185999627.9981 square inch (US survey)
13 ha =
201499596.9979 square inch (US survey)
14 ha =
216999565.9978 square inch (US survey)
15 ha =
232499534.9976 square inch (US survey)
16 ha =
247999503.9974 square inch (US survey)
17 ha =
263499472.9973 square inch (US survey)
18 ha =
278999441.9971 square inch (US survey)
19 ha =
294499410.997 square inch (US survey)
20 ha =
309999379.9968 square inch (US survey)
21 ha =
325499348.9966 square inch (US survey)
22 ha =
340999317.9965 square inch (US survey)
23 ha =
356499286.9963 square inch (US survey)
24 ha =
371999255.9962 square inch (US survey)
25 ha =
387499224.996 square inch (US survey)
26 ha =
402999193.9958 square inch (US survey)
27 ha =
418499162.9957 square inch (US survey)
28 ha =
433999131.9955 square inch (US survey)
29 ha =
449499100.9954 square inch (US survey)
30 ha =
464999069.9952 square inch (US survey)
