On 26 Sep 1729 when Joseph was 20, he married Abigail Joyce (28356) , daughter of Thomas Joyce (11862) (19 Apr 1679-Jan 1755) & Elizabeth Bent (13258) (1673-bef 1719), in Marshfield, MA.52 Born on 2 Aug 1705 in Marshfield, MA.60 Abigail died in Marshfield, MA, on 9 Apr 1789; she was 83.123 Buried in Cedar Grove Cemetery, Marshfield.

Joseph and Abgiail had several daughters.123

Cedar Grove Cemetery, Marshfield, Plymouth County, Massachusetts
    Abigail, widow of Joseph Lapham, d. 9 Arp 1789, æ. 85