 About 2.4% of families and 4.2% of the population were below the poverty line, including 3.7% of those under age 18 and 6.7% of those age 65 or over.Ancestry information reported in the 2000 Census reflects the diversity of Teaneck residents, with no single country accounting for more than a small fraction of the population.Residents listed Italian (6.2%), German (6.0%), Russian (5.3%), Irish (5.1%) and Polish (4.2%) as the most common countries of ancestry, and an additional 4.3% listed United States.