Byram Township — "The Township of Lakes" — is a township in Sussex County, New Jersey, United States. As of the 2010 United States Census, the township's population was 8,350, reflecting an increase of 96 (+1.2%) from the 8,254 counted in the 2000 Census, which had in turn increased by 206 (+2.6%) from the 8,048 counted in the 1990 Census.