Cross Brook is a tributary of Six Mile Run in Somerset and Middlesex Counties, New Jersey in the United States. Course The source of Cross Brook is near Suydam Road in eastern Franklin Park, at . It flows through the Six Mile Run Reservoir Site and crosses Jacques Lane. After Jacques Lane it drains into the Six Mile Run at . Animal life Cross Brook is a slow-moving stream, although it is not marshy. Some species of fish may be expected to be found in it. Terrain The Cross Brook starts as a lake which drains into grasslands, forming a marshy area around its source. It is still muddy farther downstream. It tends to be a wide, slow, deep stream. Accessibility Cross Brook is a short stream, only crossing one road. There are a few trails in the woods that lead to it. Sister tributaries Nine Mile Run Steep Hill Brook Middlebush Brook Gallery See also List of rivers of New Jersey References External links USGS Coordinates in Google Maps Rivers of Middlesex County, New Jersey Tributaries of the Raritan River Rivers of New Jersey Rivers of Somerset County, New Jersey