Prince Edward District was established in 1831. It was the smallest district and only comprised of Prince Edward County which is an island in the St Lawrence River.
The first settlers were United Empire Loyalists who arrived in the 1780's.
They were soon joined by some Pennsylvanian Dutch, and a few English, Irish, and Scottish settlers.
Simcoe District (1837-1849)
Located in Southern Ontario, Simcoe District was established in 1837 when an act authorizing that the county of Simcoe in Home District become a district of its own. However it wasn't proclaimed until 1843.
Most of the townships within the district did not see settlers until the 1830's, and many of the early settlers were of Scotch and Irish origin.
The name of this district was in honour of Colonel Thomas Talbot who was responsible for the construction of roads and settling most of the area.
Most of the early settlers were Canadians, followed by some Scottish, Irish, and English.
Victoria District (1837-1849)
Located in South-Eastern Ontario, Victoria District was established in 1837 from Midland District. and was comprised of the county of Hastings.
Most of the early settlers were United Empire Loyalists, Scottish and Irish.
Wellington District (1837-1849)
Located in Southern Ontario, Wellington District was established in 1837 and comprised of the county of Waterloo. By the time this district was established it was already well settled primarily by Irish and Scottish emigrants with the township of Waterloo settled by Pennsylvania Dutch.