Explore beautiful new homes for sale in Castle Rock, CO with Century Communities. As one of the fastest-growing cities in the nation and the county seat of Douglas County, Castle Rock offers small-town Colorado charm with stunning scenery—including the famous castle-shaped rocky butte after which it’s named. The city has worked diligently to preserve historic buildings and vestiges of its mining and railroad history and even houses the Castle Rock Museum inside a restored railroad depot from 1875, so you can enjoy your new home in Castle Rock while also enjoying a little slice of western history. The city is also well-known for its boutique stores, outlet shopping, year-round events, and of course its abundant recreation. It is located only about 35 minutes south of Denver, so it's a quick drive to everything Denver has to offer. With around 6,000 acres of open space, numerous parks, premier golfing and almost 75 miles of trails, few other Front Range cities can match Castle Rock's outdoor grandeur. Finding a new home in Castle Rock has never been easier. Century Communities is proud to be one of the top new home builders in Castle Rock, explore our new home communities in Castle Rock and find your dream home today!