Features of the main block's exterior include corner quoining, a water table at the base, and eaves decorated with brackets.

The front facade is three bays wide, with a centered entrance sheltered by a deep flat portico supported by square posts.

[4] Light fills the front study inside the Greek Revival mansion, just the way it did a century and half ago when Gov.

Downstairs, inside the crimson-walled drawing room, Boutwell would entertain federal and state officials and dignitaries, including President Ulysses S. Grant for a night in 1869.

Both of these grants were for physical renovations including new wiring and plumbing, plaster replacement, a fire suppression system, and a new furnace.