FC Sion from locals, and played their first competitive league fixture in 1914, again a 3–2 victory, against FC Monthey. In 1919, Sion formally organised its managerial structure, with Gilliard becoming vice-president and Charles Aymon taking the presidency. From 1932, Sion played in the fourth tier of Swiss football, where they spent much of the next 20 years, briefely interrupted by promotion to the third tier in 1944, quickly followed by relegation in 1946. In 1952, Sion returned to the third tier. Five years later, Sion gained promotion again to the National League B, followed five years later by promotion to the
Sion Mills Research Agency (NISRA) (i.e. with population between 1,000 and 2,250 people). On Census day (29 April 2001) there were 2,050 people living in Sion Mills. Of these: For more details see: NI Neighbourhood Information Service Sion Mills Sion Mills is a village to the south of Strabane in County Tyrone, Northern Ireland, on the River Mourne. In the 2001 Census it had a population of 2,050 people. It is a tree-lined industrial village and designated conservation area, particularly rich in architectural heritage. The village of Sion Mills was established by the Herdman family in 1835. The family operated a linen