Regional Municipality of Niagara was created in 1970.
The population of Regional Municipality of Niagara is 431,346.
Regional Municipality of Niagara's motto is 'Unity, Responsibility, Loyalty'.
The population density of Regional Municipality of Niagara is 232.6 people per square kilometer.
Regional Municipality of York was created in 1971.
Regional Municipality of Halton was created in 1854.
Regional Municipality of Peel was created on 1974-01-01.
Halifax Regional Municipality was created on 1996-04-01.
Regional Municipality of Sudbury was created on 1973-01-01.
Bécancour Regional County Municipality was created on 1982-01-01.
Papineau Regional County Municipality was created on 1983-01-01.
Argenteuil Regional County Municipality was created on 1983-01-01.
L'Islet Regional County Municipality was created on 1982-01-01.