75 Sand Spring Road Harding Township NJ

75 Sand Spring Road - Rear View Of Home

Masterfully-crafted modern showplace in prime Harding Township, a 14,000+ square foot luxury retreat with exceptional amenities, nestled on 15.82 lush acres of private grounds. This expansive 7 bedroom, 9.2 bathroom estate rests in one of NJ’s most historic and exclusive areas, marked by a bucolic landscape of open country, pastures, farmland, and protected green space. Designed by avant-garde architectural firm Gwathmey Siegel, responsible for renovating the Guggenheim Museum, 75 Sand Spring Road is a resort-style oasis just 35 miles from Midtown Manhattan, and 25 miles from Newark Airport. Here you’ll enjoy every pleasure for your active lifestyle and a lavish setting for entertaining, with an outdoor pool complex, cabana/guest suite with kitchen, changing rooms & bath, indoor half-court sports court, rooftop terrace, regulation-size lit tennis court, exercise room, sauna, and 6 garage bays for your car collection among the unique elements.

Additional information can be found below. 


Click here to access the floorplan for this property: 75 Sand Spring Road Floor Plan

Click here to access a virtual tour for this property:  75 Sand Spring Road Virtual Tour

In this virtual tour you will be able to walk through the home, see the floor plan, view additional photos of the property, arrange furniture using the floor planner and even view an area map.



75 Sand Spring Road - EntryDramatic interiors begin in the gracious foyer and stunning double-height rotunda under glass that greets your arrival. Walls of glass bathe the entire home in brilliant light and showcase beautiful views. Refined finishes and high-end details abound throughout this custom masterpiece, from rich hardwoods, granite and marble to custom Beechwood cabinetry and built-ins, and premium fixtures and appliances. 

75 Sand Spring RoadThe grand great room with living and dining areas, a sleek fireplace and towering windows is a perfect backdrop for hosting guests. Glass doors open to the blissful outdoors for summer gatherings, cocktail parties, alfresco dining and dips in the pool.

75 Sand Spring RoadTailored to the gourmet, the cook’s kitchen is a culinary dream with dual custom Beechwood with granite countertops, and suite of top-grade stainless steel appliances including a Sub-Zero refrigerator and freezer, Wolf microwave and convection wall units, Thermador Professional 6-burner range, commercial-style hood, Thermador warming drawer, Gaggenau dual electric cooktop, and 2 Fisher & Paykel dishwashers. A custom walk-in pantry and lovely breakfast room with built-in desk and patio/pool access heightens the experience. A handsome den, tasteful powder room, custom wet bar with beverage fridge.

75 Sand Spring RoadThe 1st-floor sleeping wing houses 2 bedrooms with a shared balcony, ample closets and en-suite baths, as well as a gracious gallery. A custom stairwell leads to the upper and lower levels. 

75 Sand Spring RoadThe highlight of level 2 is the fabulous primary suite that occupies half the floor. A luxurious bedroom with private balcony and custom built-ins is complemented by an enormous Beechwood dressing room and huge custom closets. As impressive is the elegant spa bath that pampers with dual sink vanities, dual showers, a Whirlpool tub, mirrored makeup table, and private bidet and water closet.

75 Sand Spring RoadA custom library with custom built-in Beechwood and ebonized cherry wall units, full laundry room, mini kitchen/wet bar, 2 en-suite bedrooms with balcony access and walk-in closets, and a gallery hall complete the upper story.

75 Sand Spring RoadThe garden floor presents a wonderful spacious fireside family room overlooking the half-court basketball gymnasium, as well as a marble/granite powder room, 2nd laundry room, au-pair suite, storage and mechanical rooms, 2 mudrooms, an entry hall and garage. 

75 Sand Spring RoadRecreate on the finished lower gymnasium level featuring a generous indoor sports court for playing basketball, etc., and a separate large exercise room with mirrored walls for daily workouts. Nearby is a relaxing sauna, full bath with shower and whirlpool tub, and mechanical room. 



  • 15.8 acres professionally landscaped lot designed for ultimate privacy
  • 12.8 acres in farmland assessment
  • Mature trees and gardens
  • Landscape and walkway lighting
  • Crushed stone driveway to main entrance
  • Paved upper driveway to the 4-car detached garage and cabana
  • Bluestone patio
  • Saltwater gunite pool and spa
  • Teak terrace
  • Two-car attached garage


  • Dramatic two-story glass embellished skylight
  • Custom solid-core interior doors
  • Custom solid-core exterior doors
  • Recessed lighting
  • Custom designed beechwood and ebonized cherry cabinetry throughout
  • Custom bathroom vanities, mirrors and shower doors



Foyer Main Entrance

  • Custom entrance door and sidelights
  • Marble flooring
  • Built-in beechwood cabinetry
  • Dumbwaiter

Living Room

  • Wall of windows surrounding fireplace
  • Hardwood floor with marble inlays
  • Beechwood room dividers

Dining Room

  • Hardwood floor with marble inlays
  • Beechwood buffet


  • Custom built-in sofa flanked by beechwood end tables
  • Hardwood flooring

Wet Bar

  • Built-in cabinetry with shelving
  • Beverage refrigerator


  • Dual custom beechwood islands with granite counters
  • Stainless steel double sink and faucet
  • SubZero refrigerator
  • SubZero Freezer
  • Wolf microwave and convection ovens
  • Thermador 6-burner range
  • Commercial exhaust hood
  • Thermador warming drawer
  • Gaggenau dual electric cooktop
  • Fisher & Paykel dishwasher drawers
  • Monogram trash compactor
  • Marble & granite flooring
  • Marble walls and backsplash
  • Custom walk-in pantry

Breakfast Room

  • Custom built-in desk
  • Access to patio

Powder Room

  • Custom beechwood vanity
  • Water closet
  • Marble flooring and wall tile

Bedroom Wing

  • Adjoining full bath with tub enclosure
  • Custom beechwood vanity and mirror
  • Marble and granite floor and wall tile

Homework Room

  • Custom built-ins and desk areas

Bedroom One

  • Custom beechwood built-in wall cabinet, closet and drawers
  • Custom beechwood built-in sofa and side tables
  • Custom ebonized cherry built-in TV wall unit

Bedroom Two

  • Custom beechwood built-in desk and drawers
  • Custom beechwood built-in cabinet, closet and drawers
  • Walk-in closet
  • Custom ebonized cherry built-in TV wall unit


  • Custom beechwood cabinetry
  • Custom stairwell accessing upper and lower levels


Primary Bedroom Suite

  • Custom built-in king-size bed and nightstands
  • Custom ebonized cherry wall unit
  • Door to private deck
  • Circular staircase to lower levels

Primary Bath

  • Whirlpool tub
  • Dual vanities
  • Water closet
  • Dual showers
  • Mirrored make-up table

Primary Suite Dressing Room & Closets

  • Water closet
  • Dressing room with custom beechwood cabinetry
  • Secondary closet with custom beechwood cabinetry


  • Custom built-in beechwood and ebonized cherry wall units
  • Custom built-in desk and sofas with end tables
  • Carpeted

Laundry Room

  • Washer & dryer hook-up
  • Built-in cabinetry


  • Marble flooring and wall tile
  • Custom built-in cabinetry
  • Mini refrigerator
  • Microwave
  • Trash compactor

Bedroom Three

  • Custom built-in beechwood wall cabinetry
  • Custom built-in desk
  • Walk-in closet
  • Custom built-in ebonized cherry TV wall unit
  • Carpeted
  • Access to private deck

Bedroom Four

  • Custom built-in beechwood sofa and side table
  • Custom built-in beechwood cabinetry
  • Walk-in closet
  • Custom built-in ebonized cherry TV wall unit
  • Carpeted
  • Access to private deck


Family Room

  • Overlooks the half-court basketball gymnasium

Powder Room

  • Custom beechwood vanity
  • Water closet
  • Marble and Granite wall and floor tile

Laundry Room

  • Washer & dryer hook-up
  • Built-in cabinetry and drying rack

Dual Mud Rooms

  • Custom built-in cabinetry and storage

Au-Pair Suite

  • Custom built-in cabinetry
  • Custom bed frame and side tables
  • Carpeted
  • Bathroom with tub/shower combination


  • Marble walls
  • Direct access to mud rooms and foyer



  • Half-court basketball

Exercise Room

  • Mirrored walls
  • Custom ebonized cherry wall unit

Full Bath

  • Shower
  • Whirlpool tub
  • Custom vanity



  • Future kitchen with rough plumbing and electric
  • Bi-fold doors open to bluestone patio and pool
  • 2 changing rooms
  • Full bath

Guest Suite

  • Custom built-in desk
  • Bookshelves & closet
  • Murphy bed
  • Full Bath
  • Kitchenette


  • See Listing Agent

The information above is deemed to be accurate but is not guaranteed and is subject to change.