ZIP Code 08553
About Rocky Hill
Rocky Hill is a borough in Somerset County, in the U.S. state of New Jersey. Named for the Rocky Hill Ridge, this historic village is nestled within the heart of the Raritan Valley region, located alongside the course of the Millstone River.
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Area Profile
US Census (ACS 5-year · Gazetteer)
814
population
$127,344
median household income
1,334
people / sq mi
$608,200
median home value
$1,660
median gross rent
42.8
median age
319
housing units
319
households
0.6
land area (sq mi)