MLS# : 26020121
Welcome to 27 Duane Ln, a classic Colonial offering over 4,000 sft of living space (1st & 2nd Fl) on a spectacular 1.85-acre property in one of Demarest’s most coveted & picturesque locations. This remarkable estate is surrounded by sweeping natural beauty & offers rare privacy, breathtaking views & a peaceful, resort-like setting that can be enjoyed throughout every season. The main level features a welcoming center hall foyer, living rm, formal dining rm, inviting den w/fpl, spacious family rm, powder rm & convenient laundry rm. The kitchen serves as the heart of the home, complete w/a center island, dining area & direct access to a covered deck overlooking the magnificent backyard & serene natural landscape. Whether enjoying morning coffee, outdoor dining, or relaxing w/family & friends, the setting is truly extraordinary. The 2nd level boasts a primary suite w/WIC, office & bath w/radiant heated floors. 4 add'l BRs & 2 full baths provide ample space & comfort for family & guests. The finished walk-out lower level offers outstanding versatility w/a recreation rm, full bath, gym & abundant storage space. Additional highlights: wood floors, skylights, 4-zone BB heat, 3-zone c/a, generator, EV charger, attached 3-car garage and a bonus oversized detached 2-car garage. A rare opportunity to own one of Demarest’s premier properties, combining timeless elegance, exceptional functionality & an unparalleled natural setting in one of Bergen County’s most desirable communities
Close/Parks, Close/School, Close/Shopg, Close/Trans, Close/Wrshp
This listing is a courtesy of Coldwell Banker, Alpine/Closter
201-767-0550 office, listing agent Karen Leddy
| Population: | 4,916 |
| Total Housing Units: | 1,746 |
| Single Family Homes: | 1,701 |
| Apartments: | 45 |
| General Tax Rate (2025): | 1.805% |
| Effective Tax Rate (2025): | 1.924% |
| Compare To Other Towns |
| Average Price* (12mo): | $1,785,152 |
| Homes Sold* (12mo): | 73 |
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All information deemed reliable but not guaranteed. Last date updated: 06/06/2026 00:05 AM
Source: New Jersey Multiple Listing Service, Inc.
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General Tax Rate is used to determine the amount of real estate tax levied upon a particular property. This rate is used to compute the tax bill.
Effective Tax Rate is used to compare of one district to another district based on the assumption that all districts are at 100% valuation. This rate has been computed by the State of New Jersey Department of the Treasury using County Equalization Average Ratios. This rate is NOT to be used to compute the tax bill.
Data Source: US Census 2010, NJ MLS, State of New Jersey Department of the Treasury
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