Approximately, Somerset has a population of 330,000 residents with a median household income of about $96,947. Originally, Somerset amassed its wealth from the agricultural industry. Over time, rich entrepreneurs invested in the county and increased their income especially in the pharmaceutical industry.

Somerset County, as of the 2000 Census, was the seventh wealthiest county in the United States by median household income at $76,933 (third in New Jersey behind Hunterdon County at $79,888 and Morris County at $77,340), fourth in median family income at $90,655 (second in New Jersey behind Hunterdon County at $91,050)…

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Hunterdon County is the wealthiest county in the Garden State. With a population of about 125,717 and a median household income of $105,186, residents make over $30,000 more annually than your average household in New Jersey. The average household in New Jersey brings in over $70,000 a year.

Hunterdon County takes the fourth position as one of the richest counties in America. Its income is sustained by agriculture and fishing. It is also well-known for its hunting grounds in New Jersey.

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