Originally opened in the late 1980s, Mill Creek continues to flourish as a rustic countryside neighborhood in East Manatee County. While enjoying superb proximity to Lakewood Ranch—its schools, shopping and dining—Mill Creek has maintained its classic country-comfort atmosphere. ... more. You won't find 'cookie-cutter homes' in Mill Creek, architectural styles for homes vary from Florida ranch and colonial to contemporary and Mediterranean, with all residences set on large home sites. Most homes have large backyards with lake and nature views that make them perfect for entertaining, relaxing, and enjoying family fun.