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4 Mason Hill Road, Warren, NJ 07059

Warren
Local realty services provided by:CENTURY 21 Sylvia Geist Agency
4 Mason Hill Road,Warren Twp., NJ 07059
$8,350,000
  • 5 Beds
  • 9 Baths
  • - sq. ft.
  • Single family
  • Active
Listed by: anthony j verducci jr
Office: serhant new jersey llc.973-315-5959
MLS#:4031547
Source:NJ_GSMLS

Price summary

  • Price:$8,350,000

About this home

An architectural masterpiece by Jeffrey A. Beer A.I.A., this extraordinary estate is a bold statement in design and innovation. Conceived as both a sanctuary and a showcase, it blends state-of-the-art engineering with artisanal craftsmanship to redefine modern luxury living. From the moment you enter the grand foyer, soaring ceilings and walls of glass create an atmosphere of drama and elegance. Every room showcases uncompromising detail, from a chef's kitchen blending function and artistry to expansive spaces for both intimate and grand gatherings. Exceptional amenities set this residence apart, including a 75-foot custom firing lane, elevator to all levels, and an indoor pool and spa for year-round leisure. A cinematic theater, sprawling recreation rooms and dual outdoor kitchens with patios make this an entertainer's dream. Smart home systems manage lighting, climate, security, audio and automated window treatments with precision to ensure comfort and control at every turn. The...

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Home facts

  • Year built:2020
  • Listing ID #:4031547
  • Added:12 day(s) ago
  • Updated:June 14, 2026 at 02:18 PM

Rooms and interior

  • Bedrooms:5
  • Total bathrooms:9
  • Full bathrooms:6
  • Half bathrooms:3
  • Rooms Total:26
  • Flooring:Wood
  • Dining Description:Formal Dining Room, On First Floor
  • Bathrooms Description:Jetted Tub, Soaking Tub, Stall Shower
  • Kitchen Description:Breakfast Bar, Carbon Monoxide Detector, Center Island, Dishwasher, Freezer-Freestanding, Instant Hot Water, Kitchen Exhaust Fan, Microwave Oven, Pantry, Refrigerator, Separate Dining Area, Sump Pump, Wine Refrigerator
  • Bedroom Description:Dressing Room, Fireplace, Full Bath, On Level 1, Sitting Room, Walk-In Closet
  • Basement Description:Basement, Finished, Walkout

Heating and cooling

  • Cooling:Central Air, Multi-Zone Cooling
  • Heating:Multi-Zone, Radiant - Hot Water

Structure and exterior

  • Roof:Asphalt Shingle
  • Year built:2020
  • Lot area:7.09 Acres
  • Lot Features:Cul-De-Sac
  • Architectural Style:Colonial
  • Construction Materials:Stone, Stucco
  • Exterior Features:Barbeque, Patio, Sprinkler, Thermal Windows / Doors

Schools

  • High school:WHRHS
  • Middle school:MIDDLE

Utilities

  • Water:Public Water, Water Charge Extra
  • Sewer:Public Sewer, Sewer Charge Extra

Finances and disclosures

  • Price:$8,350,000
  • Tax amount:$76,737 (2025)

Features and amenities

  • Appliances:Carbon Monoxide Detector, Microwave Oven, Refrigerator, Sump Pump, Washer, Wine Refrigerator
  • Laundry features:Dryer, Washer
  • Amenities:Carbon Monoxide Detector, Elevator, Gas-Natural, High Ceiling, Security System, Shades, Skylight, Smoke Detectors, Stereo System, Walk - In Closet, Wet Bar, Window Treatments
  • Pool features:Heated, Indoor Pool, Pool
  • Smart home:Yes

Parking

  • Parking description:2 Car Width, Blacktop Driveway, Garage Door Opener, Oversize Garage
  • Garage spaces:4
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. Information deemed reliable but not guaranteed. 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved. 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. Date Last Updated June 14, 2026 NJ_GSMLS Member Broker: Robert Geist

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