Simsbury Center is a census-designated place (CDP) that consists of the central settlement, and the neighborhoods immediately surrounding it, in the town of Simsbury,[1] Connecticut, United States.

The Simsbury Center CDP is bordered to the north by Hoskins Road, to the east by the former route of the New York, New Haven and Hartford Railroad, now partially replaced by a bike trail, to the south by Stratton Brook Road, and to the west by Bushy Hill Road, Hop Brook, Grimes Brook, Great Pond Road, and Laurel Lane.

The Farmington River flows northward just east of the CDP.

There were 2,285 housing units at an average density of 508.2 per square mile (196.2/km2).

24.8% of all households were made up of individuals, and 10.4% had someone living alone who was 65 years of age or older.