Both are eligible for USDA financing. They are both in pretty much the same area but will have different floorplans and features in their homes. DR Horton has been in the news recently for their position and contracts addressing minerals rights to the land in several of their communities. If that is important to you that could be a deciding factor. When working with an experienced buyers agent they can advise you with those type of issues and answer more questions more specifically for you.
Here is a link to the current inventory in Village of Beaver Dam... http://tra.mlxtempo.com/DotNet/Pub/EmailView.aspx?r=58483281&s=TRA&t=TRA
Here is a link to the current inventory in Brookfield Station... http://tra.mlxtempo.com/DotNet/Pub/EmailView.aspx?r=1097896664&s=TRA&t=TRA