On 2 February 1919 he died one week after being shot by his neighbor, J.H. Wade, after an argument over a fence line. He was buried in the Minnick Family Cemetery.
On 11 December 1895 he married Alice Lucinda Jones, daughter of James Retherford Jones and Martha Lula Garner, both from Caldwell County. Alice Lucinda was born 8 May 1876 in McMahan, Caldwell County, Texas and when she died on the 18th June 1977, she was the oldest living resident of Williamson County.
From Moses and Alice's marriage there were born seven children:
1. Martha Zula Minnick Johnson
2. James Nimrod "Nim" Minnick
3. Sadie Lou Ida Minnick Dearing
4. John Mitchell Minnick
5. Jasper "Jack" Trudo Minnick
6. Reba Elizabeth Minnick Bryant
7. Alice Mozelle Minnick Cantwell
Excerpt by Helen Mozelle (Smothers) Swenson, great-granddaughter of Reverend John L. & Louisa Minnick) as published in Williamson County, Texas - Its History and Its People (compiled by Jean Shroyer & Hazel Hood, published by the Williamson County Genealogical Society, Inc., Copyright 1985).