Hornerstown is an

unincorporated community An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...

located within Upper Freehold Township in Monmouth County, in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its so ...

New Jersey New Jersey is a U.S. state, state located in both the Mid-Atlantic States, Mid-Atlantic and Northeastern United States, Northeastern regions of the United States. Located at the geographic hub of the urban area, heavily urbanized Northeas ...

. Hornerstown is located near Cream Ridge and uses the 08514 ZIP code. Centered about the intersection of Hornerstown-Arneystown Road and Main Street (both separate branches of Monmouth County Route 27), the area is mostly made up of houses with horse farms west of the community. Small businesses line nearby highways CR 537 and CR 539. The town formerly had a stop on the Pemberton and Hightstown Railroad. The former railroad right-of-way has been developed into the Union Transportation Trail. Here is the type locality of the

Hornerstown Formation The Hornerstown Formation is a latest Cretaceous to early Paleocene-aged geologic Formation (geology), formation in New Jersey. It preserves a variety of fossil remains, including those of dinosaurs, and contains direct evidence of the Mass morta ...

, a famous

fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserve ...

iferous deposit which forms a

glauconite Glauconite is an iron potassium phyllosilicate ( mica group) mineral of characteristic green color which is very friable and has very low weathering resistance. It crystallizes with a monoclinic geometry. Its name is derived from the Greek ...

greensand Greensand or green sand is a sand or sandstone which has a greenish color. This term is specifically applied to shallow marine sediment that contains noticeable quantities of rounded greenish grains. These grains are called ''glauconies'' and co ...

layer straddling the K-Pg boundary.

References

Upper Freehold Township, New Jersey Unincorporated communities in Monmouth County, New Jersey Unincorporated communities in New Jersey {{MonmouthCountyNJ-geo-stub