1850 census of Bath Co., Ky, division 2, enumerated 2 Aug, lists on p. 42 as family #291:
John Maze, 51, farmer, b. Va; Martha, 48, b. Va; Alvin, 18, b. Ky; Joseph, 4, b. Ky.

Considering the gap in age between Alvin and Joseph, he may be a grandson rather than a son, but he was clearly raised by John and Martha.

The preceding two households are headed by John and Martha’s sons James age 28 (with wife Mary), and Thomas age 25 (with wife Jane).

1860 census of Bath Co., Ky, Owingsville P.O., enumerated 6 Aug, lists on p. 192 as family #1385:
James Maze, 60, shoe & boot maker, b. Va; Martha, 57, b. Va; Joseph, 14, b. Ky; John B., 13, b. Ky.

1870 census of Bath Co., Ky, Sharpsburg precinct, Marshall P.O., enumerated 2 June, lists on p. 4 as family #27:
Maze, Jno, 71, farmer, b. Va; Martha, 68, b. Va; Joseph, 24, farmer, b. Ky; Matilda, 26, b. Ky; Mary Peachy, 11/12, b. July in Ky.