John was born and raised on his parents' farm, NE1/2 Lot 11, Con. 14.  In 1900 his father purchased the SW1/2 giving him 200 acres with two residences, barns etc.  John acquired ownership of the NE1/2 in 1916 and the SW1/2 in 1934, a year before his father's death.  In 1932 John also purchased the 67 acre farm adjoining Marsville, part of SW1/2 Lot 5, Con. 14.  This was the year his oldest son Wilfred married and took over NE1/2 Lot 11.  The second son Harry's marriage was planned for June 1934 when his mother Stella became fatally ill.  She pleaded that the wedding proceed as planned and she died a few days prior to it.  Seven years later John remarried.

Like his father, John had a strong interest in civic affaris.  He was Reeve of East Garafraxa Township and for many years the Road Superintendent.  He was highly regarded in the community.

His obiturary was in the Guelph Mercury, June 18, 1970 edition.

SIMPSON, JOHN S. - In St. Michael's Hospital, Toronto, on Wednesday, June 17, 1970.  John S. Simpson.  Beloved husband of Mary Nodwell.  Father of Wilfred of Grand Valley, Harry of Orton, John and Nancy Catherine, at home.  Brother of Bessie (Mrs. James H. Hall) Orton.  Also survived by 4 grandchildren and 6 great-grandchildren.  Resting at Sime's Funeral Home, Grand Valley until Friday, June 19,  where service will be held at 2:30 p.m. Interment Price's Corners Cemetery.