2100 Park Avenue, Mattituck, NY 11952

$5,750,000 Sold Price
Sold on 3/26/2026
5 Beds
3.5 Baths
4419 SF
Built In 2002
 
Listing ID 926164
Property Type House
County Suffolk
Township Southold
Hamlet Mattituck
Area North Fork
School MATTITUCK-CUTCHOGUE UNION FREE SCHOOL DISTRICT
Total Tax $27,684
Tax ID 1000-123.000-800-008.003
FEMA Flood Map fema.gov/portal
Year Built 2002
   
Associated Documents
FLOORPLANFloor Plan
SURVEYSurvey
 
Virtual Tour
Welcome to a unique luxury waterfront estate, perfectly situated overlooking the Peconic Bay, with stunning views of Robin's Island and the Hamptons. With over 100 feet of sandy beach and surf, this custom-built residence features a guest house on the property, a lower-level waterside sun deck, and a covered mahogany porch. It's an ideal spot for early sunrises, enjoying the bay breeze, or admiring the beautifully landscaped lawn leading to the water's edge. The main house boasts premium finishes, fixtures, and detailed woodwork throughout. The open floor plan offers both elegance and comfort, flooded with natural light. New coffered ceilings, accented by reclaimed wood beams, provide architectural detail. The living room and formal dining room are anchored by a gas fireplace, which features built-in shelving and seating designed to maximize water views. The home is professionally decorated in a style that embodies a coastal lifestyle. The gourmet kitchen is equipped with high-end appliances, pearl white quartz countertops, custom cabinetry, a walk-in pantry, and a center island accented by a decorative reclaimed wood ceiling that defines the space. The main floor primary suite offers spectacular water views and private porch access. Its spa-inspired bathroom features double sinks, a soaking tub, and a beautifully tiled shower with bench seating. The suite also includes ample storage and a walk-in closet. Upstairs, you'll find two beautifully appointed bedrooms, a full bath, a bonus room, and two additional finished spaces suitable for storage or to be transformed into a gym, office, or recreation room. The guest house is also tastefully designed and well-equipped. It includes a retro eat-in kitchen, two charming bedrooms, a spacious living room with a wood-burning fireplace, quaint wood floors, a full bath, and on-site laundry. The outdoor bluestone patio is surrounded by lush greenery, creating a lovely ambiance for entertaining and al fresco dining. The property features mature, manicured landscaping and ample space for a water-facing pool or tennis court. Experience all that the North Fork and East End have to offer, conveniently located near the charming Love Lane, known for its delightful shopping and restaurant options, vineyards, and farm stands.
Property Details
  • 5 Total Bedrooms
  • 3 Full Baths
  • 1 Half Bath
  • 4419 SF (AG)
  • 1.35 Acres
  • Built in 2002
  • Renovated 2023
  • 2 Stories
  • Available 9/16/2025
  • Estate Style
  • Full Basement
  • Lower Level: Unfinished
Interior Features
  • Open Kitchen
  • Oven/Range
  • Dishwasher
  • Washer
  • Dryer
  • Entry Foyer
  • Living Room
  • Dining Room
  • Family Room
  • Primary Bedroom
  • Walk-in Closet
  • Bonus Room
  • Kitchen
  • Laundry
  • First Floor Primary Bedroom
  • First Floor Bathroom
  • 1 Fireplace
  • Forced Air
  • Oil Fuel
  • Central A/C
  • 2 Mini Split Zones
Exterior Features
  • Frame Construction
  • Attached Garage
  • 2 Garage Spaces
  • Municipal Water
  • Private Septic
  • Pool Size: Room For
  • Covered Porch
  • Room For Pool
  • Outbuilding
  • Water View
  • Bay View
  • Bay Waterfront
  • Water Frontage: 100
Taxes and Fees
  • $27,684 Total Tax
Sale Information
  • Sold on 3/26/2026
  • Sold for $5,750,000
Previously Listed By
Alexis Meadows
Douglas Elliman (Westhampton Beach)
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