N.J. Stat. Ann. § 46:24-20

For the purpose of notice under this chapter each block or parcel of land required to be separately numbered with a block number in accordance with section 46:24-7 of this title, and also each lot of land in a block, shall be deemed to extend to the middle line of the streets, avenues and roads, then or thereafter laid out on the land map mentioned in said section 46:24-7, fronting and adjoining such blocks and lots respectively.