The collection includes approximately 330 maps in addition to old tide and navigational charts, and a variety of plans.

The maps include Historical Maps, Hand Drawn Maps, Nautical Maps, Topographical Maps, Hydrographic Maps, Insurance Maps, Zoning Maps, Survey Maps, Kroll Atlases, Plat Maps, Public Transportation Maps, Road Maps, and Sewer System/Water System Maps.

The plans include Comprehensive Community Plans, Landscape Plans, General Management Plans, Floor Plans, Site Plans, Ship Plans, and Architectural and Engineering Drawings