305 Green RdSparta Twp., NJ 07871
Due to the health concerns created by Coronavirus we are offering personal 1-1 online video walkthough tours where possible.




Extraordinary LAKEFRONT ESTATE & POSSIBLE LUXURY COUNTRY INN / BOUTIQUE B&B / PRIVATE RETREAT LODGING. Potential Bed & Breakfast use subject to Sparta Township Zoning Use Variance approval. Located just 60 minutes from NYC with breathtaking natural surroundings. A magnificent two-story foyer with dramatic butterfly staircase opens to a spectacular great room with soaring ceilings and a wall of windows showcasing panoramic lake and estate views. This GREEN ENERGY ESTATE features an exceptional energy infrastructure, OWNED 41.58 kW ground-mounted solar array with 126 panels. A TRUE GREEN-ENERGY system that pays 99% of the utilities, including charging 3 Teslas, heating the pool and returned a financial payment to the seller for unused energy credits sold in 2025. The gourmet chef's kitchen (fueled with propane gas) offers premium appliances, custom cabinetry and an expansive island. Formal dining room, huge great room overlooking the patio, pool, outdoor wood-burning pizza oven and outdoor kitchen, billiards room, media lounge and private office provide exceptional living and entertaining spaces. An elevator offers convenient access throughout. The upper level features a luxurious primary suite, en-suite bedrooms and fitness center. The finished lower level includes a second kitchenette, theater, custom bar, guest accommodations and storage. A truly one-of-a-kind lakefront estate combining luxury, privacy and energy efficiency.
| 2 months ago | Listing updated with changes from the MLS® | |
| 2 months ago | Listing first seen on site |
The data relating to real estate for sale on this website comes in part from the IDX Program of Garden State Multiple Listing Service, L.L.C. Real estate listings held by other brokerage firms are marked as IDX Listing. Notice: The dissemination of listings on this website does not constitute the consent required by N.J.A.C. 11:5.6.1 (n) for the advertisement of listings exclusively for sale by another broker. Any such consent must be obtained in writing from the listing broker. This information is being provided for Consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed. Copyright © 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved.


Did you know? You can invite friends and family to your search. They can join your search, rate and discuss listings with you.