Regions (5) are Districts that are in a similar location and as such are grouped together to encourage them to work with each other, communicating, mentoring, sharing ideas and promoting the ideals of the OSGA. They organize Regional 55+ Games on a biennial basis for the Districts within their Region.
2011 - District 9 - Lanark/Leeds/Grenville (Perth) 2013 - District 8 - Stormont, Dundas, et al (Cornwall) 2015 - District 10A - Kingston/Frontenac (Kingston) 2017 - District 5 - Renfrew County (Pembroke) 2019 - District 7 - North Lanark
Central Regional 55+ Games Hosts 2013 - District 11 - Haliburton 2015 - District 28 - Simcoe County (Midland) 2017 - District 14 - York Region
South Central Regional 55+ Games Hosts 2017 - District 22 - Hamilton/Wentworth 2019 - District 16 - Scarborough/East York/Toronto
HUBB Regional 55+ Games Hosts * 2013 - Greater Toronto Area 2015 - Greater Toronto Area
Golden Horseshoe Regional 55+ Games Hosts * 2013 - District 21 - Halton 2015 - District 24 - Niagara Region (Welland)
* Regions prior to merge in 2016 to establish South Central
Southwestern Regional 55+ Games Hosts 1989 - District 29 - Huron/Perth/Middlesex (Grand Bend) 1991 - District 26 - Waterloo/Wellington (New Hamburg) 1993 - District 30 - London 1995 - District 26 - Waterloo/Wellington (New Hamburg) 1997 - District 33 - Lambton 1999 - District 33A - Chatham Kent - (Chatham) 2001 - District 27 - Grey Bruce - (Kincardine) 2003 - District 31 - Oxford/Elgin (Woodstock/Ingersoll) 2005 - District 32 - Windsor/Essex 2007 - District 29 - Huron/Perth/Middlesex (St. Marys) 2009 - District 33A - Chatham-Kent 2011 - District 33A - Chatham-Kent 2013 - District 29 - Huron/Perth/Middlesex 2015 - District 30 - London 2017 - District 33 - Lambton 2019 - District 27 - Grey Bruce