Walter married Abigail Elmira Tingley 11 Jul 1899, Chester, , New Brunswick, Canada. Abigail (daughter of George Oulton Tingley, Jr and Mary Nancy Bennett) was born 4 Feb 1874, Hillsborough, Albert, New Brunswick, Canada; died 4 Jul 1967, Youngs Cove, , New Brunswick, Canada; was buried , Hopewell Cemetery, Hopewell Hill, , New Brunswick, Canada. [Group Sheet]

1. Vivian Annie Hoar was born 30 Dec 1900, Riverside, Albert, New Brunswick, Canada; died 29 Dec 1927, Westbrook, Cumberland, Maine, United States; was buried , Hopewell Cemetery, Hopewell Hill, , New Brunswick, Canada.
2. Leonard Tingley Hoar was born 25 Jan 1903, Riverside, Albert, New Brunswick, Canada; died 27 Feb 1979, Portland, Cumberland, Maine, United States.
3. Leigh Eric Hoar was born 30 Jan 1911, Riverside, Albert, New Brunswick, Canada.
4. Walter Scott Hoar was born 16 Dec 1915.