On Main Street (County Route 512) at County Route 513, on the right when traveling east on Main Street.
Known earlier as California, its name dates to the gold rush days. By the 1870s, its water powered mills and the High Bridge RR brought growth. Post office est. 1878. — — Map (db m21811) HM
Remnant of stone-lined channel below Demarest Creamery. Carried stream water as natural means of cleaning milk containers. Creamery est. 1903 — — Map (db m97903) HM
On Pleasant Grove Road, on the right when traveling north.
Founded by Lance family in 1749, and occupied by descendants until 1926. Home to Jehovah's Witnesses
for 57 years, until 1999. Now in the County Park System. — — Map (db m16705) HM
On Railroad Avenue at Academy Street, on the left when traveling north on Railroad Avenue.
The town's original name came from Jacob Neighbor, an early resident who prospered in the hills of California during the gold rush of 1849. Upon his return, he built two of the first businesses in town, a large sawmill along the banks of the South . . . — — Map (db m21807) HM
On Main Street at Raritan River Road, on the right when traveling north on Main Street.
This short story about a man who wishes he had never been born was written by historian, novelist, and editor Philip Van Doren Stern. A part-time resident of Hunterdon County, Stern said he had Califon in mind for the story's setting. In 1943, . . . — — Map (db m237834) HM
On Hollow Brook Road, on the right when traveling north.
Lawrence Hager Trimmer (1847-1909) was a commanding presence in the Middle Valley community, having represented the Second District of Hunterdon County, in the New Jersey State Assembly, from 1889-1891. As a prominent businessman he founded and . . . — — Map (db m41267) HM
Near Vernoy Road, on the right when traveling north.
Opened in July 1876, the High Bridge Branch was once a busy railroad owned by the Central Railroad Company of New Jersey. It was built to bring iron ore from the mines in Chester, Hacklebarney, Mine Hill, Port Oram (Wharton), and Hibernia to the . . . — — Map (db m21809) HM
On Hollow Brook Road, on the right when traveling north.
In 1760, a farmer named Asher Mott (1739-?) inherited a gristmill and a 45 acre "plantation" following the death of his father, William. The mill was located downstream from this point along Hollow Brook (also known as Mill Creek). Please note that . . . — — Map (db m41266) HM
