Fine dining establishments in Revolutionary-era country inns lie within the Brandywine Battlefield National Historic Landmark.
In Chadds Ford is Brandywine Prime in the former Chadds Ford Inn.
In Dilworthtown is the Ground Provisions and next door the The Pear.

Other options:
Hank’s Place in Kennett Square.
Antica next to Brandywine Prime.
Agave across US 1 from Antica.
Chadds Ford Tavern on US 1 north of the park.
On US 1 towards Kennett Square is The Gables at Chadds Ford.
Many establishments in downtown Kennett Square.
Several chain restaurants at US 202 and US 1.