The town hall serves as the offices of the Selectman, Treasurer, Town Clerk, Tax Collector, Assessor, Probate Court, and Registrars of Voters. It holds all the tax records and registrations for people and animals that live in the town. All records of deaths and marriages are available in town hall.

As the seat of Ridgefield's Government, town meetings are held there twice annually, the first Monday in December, which is an informational meeting and also the first Monday in May which deals with the town and school budgets and annual tax rates. Ridgefield Archives Committee puts on historical exhibits each year in the Town Hall lobby.