The Boulders at Katy Trail is multifamily apartment complex that was constructed in 2004. It is located at 100 Katy Trail Lane in St. Peters, St Louis, and features a total number of 127 units. The property’s unit mix is a combination of One Bedroom, One Bedroom/Den, Three Bedroom/Two Bath, Two Bedroom/Townhouse/Two and One Half Bath, Two Bedroom/Townhouse/Two Bath, Two Bedroom/Two Bath, with a total unit size of 133,130 SqFt.