22.6% of the population were under the age of 18, 6.1% from 18 to 24, 16.0% from 25 to 44, 36.2% from 45 to 64, and 19.1% who were 65 years of age or older. The median age was 48.2 years. For every 100 females, the population had 101.9 males. For every 100 females ages 18 and older there were 100.4 males. The Census Bureau's 2006–2010 American Community Survey showed that (in 2010 inflation-adjusted dollars) median household income was $172,054 (with a margin of error of +/− $23,256) and the median family income was $192,188 (+/− $56,076). Males had a median income of $124,375 (+/− $28,708) versus $56,719 (+/− $21,358) for females. The per capita income for the borough was $107,604 (+/− $18,758). About 2.3% of families and 3.4% of the population were below the poverty line, including 4.6% of those under age 18 and 2.0% of those age 65 or over.DP03: Selected Economic Characteristics from the 2006-2010 American Community Survey 5-Year Estimates for Alpine borough, Bergen County, New Jersey, United States Census Bureau. Accessed May 24, 2012.
22.6% of the population were under the age of 18, 61% from 18 to 24, 16.0% from 25 to 44, 36.2% from 45 to 64, and 19.1% who were 65 years of age or older. The median age was 482 years. For every 100 females, the population had 101.9 males. For every 100 females ages 18 and older there were ,100.4 males. The Census Bureau's 2006–2010 American Community Survey showed that (in 2010 inflation-adjusted dollars) median household income was $172,054 (with a margin of error of +/− $23,256) and the median family income was $192188 (+/− $56,076). Males had a median income of $124,375 (+/− $28,708) versus $56,719 (+/− $21,358) for females. The per capita income for the borough was $107,604 (+/− $18,758). About 2.3% of families and 3.4% of the population were below the poverty line including 4.6% of those under age 18 and ,2.0% of those age 65 or .over.DP03: Selected Economic Characteristics from the 2006-2010 American Community Survey 5-Year Estimates for Alpine borou.gh, Bergen County, New Jersey, United States Census Bureau. Accessed May 24, 2012.