The Municipality of Trent Hills is a township municipality in Northumberland County in Central Ontario, Canada. It is on the Trent River and was created in 2001 through the amalgamation of the municipalities of Campbellford/Seymour, Percy Township, and Hastings Village. Thereafter it was known briefly as Campbellford/Seymour, Percy, Hastings.

Communities

The municipality was historically four separate administrative subdivisions: the former town of Campbellford; the former village of Hastings; Seymour Township; and Percy Township. The latter two retain the status of geographic townships. There are three main population centres in Trent Hills: Campbellford; Hastings; and the former village of Warkworth, formerly the municipal seat of Percy Township prior to the amalgamation of Trent Hills. Smaller communities within the municipality include:

Demographics

In the 2021 Census of Population conducted by Statistics Canada, Trent Hills had a population of 13,861 living in 5,903 of its 7,057 total private dwellings, a change of NaN% from its 2016 population of 12,900. With a land area of 513.85 km2, it had a population density of in 2021. Mother tongue (2021):

Government

The chart below shows the structure of the municipal government of Trent Hills. These politicians were elected as of the 2014 municipal election. Following the death of Hector Macmillan who had served as an elected official from 2003 until 2017, deputy mayor Bob Crate was elected mayor and Rosemary Kelleher-MacLennan deputy mayor by council. The Member of Parliament for the riding of Northumberland—Peterborough South is Philip Lawrence of the Conservative Party of Canada. The Member of Provincial Parliament for Northumberland—Peterborough South (provincial electoral district) is David Piccini of the Progressive Conservative Party of Ontario.