Planning and developing a business park is a complex task, whichdemands integration across various fields of design and knowledge. The first choice to be made in the design process is relate to the zoning process and the definition of the lot layout and landscape. These first decisions will constrain all subsequent decisions concerning utilities, facilities and amenities. For this reason, the assessment of those issues is crucial for the perception of the overall quality of the business park design. The main goal of this work is to present a simple indicator which can assess the lot shape in order to optimize the building form and costs, the use of its open areas, the layout and the economic spacing of roads and the service routes. The indicator lot shape evaluatesthe performance of the lot design solutions according to the concept of compactness.