In 1999, Teeswater-Culross was itself amalgamated with the Township of Mildmay-Carrick to form the new municipality of South Bruce.

Teeswater is the administrative centre of South Bruce and the largest community in the municipality.

[citation needed] A weekly newspaper, The Teeswater News was published from 1871 until 1996.

[citation needed] Teeswater nurtured a musical tradition as it grew, supporting first a string orchestra and a later a flourishing concert band.

It is home to the Highlanders Pipes and Drums (established in 1961), which regularly presents concerts on the lawn beside the Town Hall.

[citation needed] The population of Teeswater has remained fairly constant over the past 100 years at approximately 1100.

The site of the co-op mill building is located near the Teeswater Creamery holding tank for spoiled milk.

The Teeswater-Culross Fire Hall occupies the former British Petroleum Canada (BP) service station.