High Quality Content by WIKIPEDIA articles! New Jersey is one of the wealthiest states in the United States of America, with a per capita income of $27,006 (2000) and a personal per capita income of $40,427 (2003). Its median household income is $55,146 (2000), ranked first in the country, and its median family income is $65,370 (2000), the second highest in the country. The median value of an owner-occupied housing unit is $170,800 (2000), ranked fourth in the country. New Jersey has the highest percentage of millionaire residents in the country with 7.12% of New Jersey households having $1 million or more liquid or investible assets, not including equity in homes.