Just Listed! 301 1st St Hackettstown Town, NJ 07840 is now new to the market! by C21NorthWarren | Sep 24, 2013 | Century 21 North Warren Realty, Hackettstown Town, NJ 07840, Real Estate For Sale, Residential, Single Family Home | 0 comments This property features 3 bedrooms, 2 full baths, 0.23 Acres, and is currently available for $249,900. For complete details click here. Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.