Simplify the following text for a Grade 4 native English-speaking person.
Original: Montpelier is a city in the U.S. state of Vermont that serves as the state capital and the shire town ( county seat ) of Washington County . As the capital of Vermont , Montpelier is the site of the Vermont State House , seat of the legislative branch of Vermont government .
Simplified: Montpelier is the capital city of the U.S. state of Vermont .