Teterboro (pronounced TEE-ter-bo-ro) is a borough in Bergen County, New Jersey, United States. As of the 2010 United States Census, the borough's population was 67, reflecting an increase of 49 (+272.2%) from the 18 counted in the 2000 Census, which had in turn declined by 4 (-18.2%) from the 22 counted in the 1990 Census.