Under Construction. Brand new, energy-efficient home available by Aug 2025! Enjoy cooking in the spacious kitchen that overlooks the great room. Lawson Dunes - Signature Series offers new single-family homes in Haines City, FL. This community offers gorgeous open floorplans right for every lifestyle. Each of our homes is built with innovative, energy-efficient features designed to help you enjoy more savings, better health, real comfort and peace of mind.