About This Home

This 4-bedroom, 4-bathroom single family at 123 Denise Street in Sag Harbor, NY is listed for $4,099,999 ($1,025 per sqft). Built in 2026, the home offers 4,000 sqft of living space on a 0.68 acres lot.

Key Features

  • Built in 2026
  • 0.68 acre lot

Property Details

3 full, 1 half
2026
Listing Description

Now delivering in as little as 9-12 months and featuring room for pickleball! ARCH&Co is redefining the Hamptons' building experience as we believe your home should reflect your unique vision. Only this extraordinary pre-completion opportunity allows you to collaborate on a residence that is customized to your exact specifications.

This up to 5,500 sq ft estate on an .68 acres is priced at $4.1m. The home features 4 bedrooms (option to expand up to 6), 3.5 bathrooms (option to expand to 6.5), 2 car garage, and a heated gunite 20' x 40' pool, all standard. ARCH&Co provides an exclusive array of over 50 options, to personalize the build with upgrades such as additional bedrooms

, bathrooms, gym, home theater, sauna, steam room, outdoor kitchens, fireplaces, detached garages, pickleball, or tennis, and more. Inside, you are invited to work alongside the renowned local interior designer, Fiorello Design to select premium tiles, flooring, cabinetry, countertops, and paint colors, - all included within the standard pricing.

Only ARCH&Co can offer this rare opportunity to create a fully customized home (as the renderings shown display various options available) without the complexity of a traditional custom build!

Monthly Cost Estimate

$21,928/mo

20% down · 6.5% · 30 years

Principal$2,965
Interest$17,767
Insurance$1,196

Estimates only. Actual payments may vary.

Location

123 Denise Street

Sag Harbor, NY 11963

Features & Amenities

Interior Features

Walk-In Closet(s)Entrance Foyer

Property Details

Outdoor Features

Patio

Questions & Answers

This 4-bedroom, 4-bathroom single family at 123 Denise Street is listed at $4,099,999 ($1,025/sqft). The estimated monthly payment is $21,928 based on 20% down, a 30-year loan at 6.5% interest, estimated insurance.

Key features include: Built in 2026, 0.68 acre lot. Interior Features: Walk-In Closet(s), Entrance Foyer.

This property is listed by Breitenbach Advisory Team.

BT

Breitenbach Advisory Team

Agent at Compass

Listed by Compass · Broker phone: (212) 913-9058 · View on Broker Site · Broker website

MLS# 12028693· Source: My State MLS· 16 days on PropertySimple

Copyright © 2026 My State MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

123 Denise Street, Sag Harbor, NY 11963

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