When did homestead act start and end?

Answer 1

It was signed into a bill on May 20, 1862 by Abraham Lincoln, and then ended once the Federal Land Policy and Management Act was enacted in 1976. Except for Alaska, which continued with this Act until 1986.

Answer 2

16 years from 1962 ~ 1977 (according to written document)

but

actually in practically 27 years from 1962 ~ 1988

Answer 3

It ended in 1976 following the Federal Land Policy and Management Act of 1976.