9.6 acres of private woodland near Worthington State Forest and the Delaware Water Gap National Recreation Area, featuring a year-round stream, mature trees, and the kind of quiet that is increasingly difficult to find in northern New Jersey. The property includes a structurally sound 12-sided custom home that requires a full interior renovation, offering an opportunity to restore, modernize, or build equity over time. Property may qualify for farmland assessment. Due to the unique style of construction, buyers should verify financing eligibility early in the process.
Beautifully updated Colonial nestled on 4 private acres in peaceful Knowlton, NJ. Enjoy a charming covered front porch, landscaped grounds, and serene natural surroundings. This home offers 4 bedrooms, 2.5 baths, a large 2-car garage, and spacious indoor/outdoor living areas. The open kitchen features granite countertops, stainless steel appliances, and a generous dining area. The inviting family room highlights a stone fireplace and oversized picture window with gorgeous views. A first-floor office with French doors is perfect for working from home. Formal dining/living rooms open to an expansive rear patio ideal for entertaining. New LVP flooring throughout the first level. Upstairs, the primary suite includes two cedar walk-in closets, a skylight ceiling, and a private bath. Three additional bedrooms and a full bath complete the second floor. The basement provides excellent storage, flexible space, and a small wine cellar/craft room. Recent updates include a **brand-new stove, microwave, and garage door openers. A rare combination of beauty, privacy, and comfort move-in ready and truly special.
A rare architectural statement where scale, sophistication, and elevated luxury converge. Set on 3.7 private acres, the residence spans approximately 13,000 sq ft with 7 bdrms, 7 full baths and 2 half baths, designed for both grand entertaining and refined everyday living. From arrival, striking architectural lines, dramatic volume, and curated sight lines create a 'WOW' factor. The grand living room unfolds as a stunning open-concept space with soaring 32-ft ceilings, a sculptural spiral staircase, and a 2-sided 16-ft gas fireplace. Floor-to-ceiling windows flood the home with natural light, while views extend to the sun-drenched, heated indoor pool. The chef's kitchen pairs performance with modern design, featuring Wolf and Sub-Zero appliances, multiple ovens, wine refrigeration, coffee system, and premium finishes throughout. The main level also offers a private theater, gym, office, and first-floor au pair ensuite. The second level is anchored by a luxurious primary suite sanctuary with 20-ft ceilings, dual balconies, loft, sitting room, dual walk-in closets, and a spa-inspired bath with separate water closets and bidet. 5 addt'l bdrms include 3 ensuites and private balcony access.The lower level showcases the indoor pool, a 1,200-sq ft ballroom, dry sauna, full bath, and flexible space ideal for a wine room, cigar lounge, or recreation area. Additional highlights include a 4 car heated garage and dedicated elevator shaft. A truly one-of-a-kind Mendham estate!
3 bedroom single family home PLUS 2 other buildings! This is truly a unique property. Conveniently located on State Highway 94 but set back from road and secluded by row of tall bushes. Appx. 1,200SF commercial building is close to Route 94 with parking and is currently leased. Behind main house is another building that has an appx. 425SF room that could be used as an office. Lower level of rear building is appx. 2,000SF with concrete floor. Large fenced in front yard.

Columbia is located in New Jersey. Columbia, New Jersey has a population of 204. Columbia is less family-centric than the surrounding county with 10% of the households containing married families with children. The county average for households married with children is 31.35%.
The median household income in Columbia, New Jersey is $95,625. The median household income for the surrounding county is $85,163 compared to the national median of $69,021. The median age of people living in Columbia is 55.1 years.
The average high temperature in July is 83.7 degrees, with an average low temperature in January of 17 degrees. The average rainfall is approximately 48.6 inches per year, with 34.4 inches of snow per year.