620 Colonial Rd

Guilford, CT 06437

$7,500,000
Price
4
Beds
5,475 Sq. Ft.
$1,370 / Sq. Ft.
5,475
Sq. Ft.
$1,370
per Sq. Ft.
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Description

This is not simply waterfront living. This is a waterfront lifestyle unlike any other. Tucked within the coveted enclave of Sachem's Head, this extraordinary estate commands direct Long Island Sound frontage with unobstructed harbor views and breathtaking sunsets. Masterfully crafted in 2003 and transformed by the current owners with uncompromising quality, the 6,000 SF+ residence is defined by Dramatic walls of glass framing endless water views from virtually every room offering seamless indoor-outdoor...This is not simply waterfront living. This is a waterfront lifestyle unlike any other. Tucked within the coveted enclave of Sachem's Head, this extraordinary estate commands direct Long Island Sound frontage with unobstructed harbor views and breathtaking sunsets. Masterfully crafted in 2003 and transformed by the current owners with uncompromising quality, the 6,000 SF+ residence is defined by Dramatic walls of glass framing endless water views from virtually every room offering seamless indoor-outdoor living. You will be immediately wowed by the jaw dropping great room with an incredible fireplace & soaring ceiling. At the heart of the home lies a stunning Poliform kitchen, the pinnacle of modern luxury, thoughtfully appointed with premium appliances and designed to delight the most discerning chef. Oversized dining area that effortlessly steps right onto the expansive Ipe deck for additional outdoor waterfront entertaining. The all glass-enclosed family room overlooks the sound as well as the heated saltwater pool. Upstairs, a dramatic suspended gallery leads to an octagonal office and private outdoor captain's walk with endless vistas. The primary suite is a sanctuary with panoramic water views, balcony, fireplace, custom closets, and a spa-inspired bath with oversized shower and infrared sauna. A separate wing offers three en-suite bedrooms with stunning new baths and custom bunks for additional guests. Exceptional boating amenities include a permanent pier of concrete
  1. Listed by Susan Santoro • William Pitt Sotheby's Int'l
    P: (203)-605-5297 C: (203)-605-5297 susansantoro11@gmail.com

Property Details for 620 Colonial Road

Basement Description
Partial, Partial With Hatchway, Partial With Walk-Out
Direct Waterfront
Yes
Expected Active Date
06-18-2026
Garages Number
2
Neighborhood
Sachems Head
Style
Colonial
Garage Parking Info
Attached Garage
Swimming Pool
Yes
LISTING UPDATED: 06/18/2026 04:05 AM

Property Details for 620 Colonial Road

StatusActive
MLS #24165467
Days on Market3
Taxes$65,784 / year
HOA Fees$5,000 / year
Condo/Co-op Fees-
Property TypeSingle Family
MLS TypeResidential
Year Built2003
Lot Size0.79 AC / 34,412 SF
CountyNew Haven County
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Location

Listing Courtesy of William Pitt Sotheby's Int'l, Susan Santoro
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Building Information for 620 Colonial Road

Stories-Year Built2003Building Size-Lot Size0.79 AC / 34,412 SF

Payment Calculator

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$43,272 per month

30 year fixed, 6.36% Interest

Principal and Interest

$37,373

Property Taxes

$5,482

HOA Dues

$417

The Payment Calculator is for illustrative purposes only.

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Property Information for 620 Colonial Road

Summary
Property and Location
  • Acres Source: Public Records
  • Association Amenities: Paddle Tennis, Playground/Tot Lot, Tennis Courts
  • Directions: Sachem's Head to Colonial Road
  • Elementary School: Per Board of Ed
  • High School: Guilford
  • Intermediate School: Per Board of Ed
  • Latitude: 41.246655
  • Longitude: -72.706679
  • Middle Jr High School: Adams
  • Neighborhood Amenities: Golf Course, Health Club, Library, Medical Facilities, Paddle Tennis, Private School(s), Stables/Riding, Tennis Courts
  • State: Connecticut
HOA and Fees
  • Association Fee Includes: Club House, Tennis, Trash Pickup
  • HOA Fee Amount: 5000
  • HOA Fee Frequency: Annually
  • Home Owner's Assocation: Yes
  • Special Association Assessment: No
  • Tax Year: July 2025-June 2026
  • Property Tax: $65,784
Interior and Exterior Features
Exterior Features
  • Exterior Features: Balcony, Deck, Hot Tub, French Doors, Patio
  • Pool Description: Salt Water, In Ground Pool
  • Waterfront Description: Harbor, L. I. Sound Frontage, Dock or Mooring, View
Interior Features
  • Appliances Included: Gas Cooktop, Oven/Range, Microwave, Refrigerator, Icemaker, Dishwasher, Washer, Dryer, Wine Chiller
  • Cooling System: Central Air
  • Heat Type: Hot Air
  • Attic YN: No
  • Fireplaces Total: 3
  • Interior Features: Open Floor Plan, Sauna
  • Laundry Room Info: Main Level
  • Laundry Room Location: Main Floor.
  • Rooms Additional: Exercise Room, Foyer, Laundry Room, Mud Room, Steam/Sauna
  • Rooms Total: 9
Room 1
  • Room Entry Order: 1
  • Room Features: 2 Story Window(s),Vaulted Ceiling,Beams,Fireplace,Hardwood Floor
  • Room Length: 32.8
  • Room Level: Main
  • Room Type: Living Room
  • Room Width: 23.2
Room 2
  • Room Entry Order: 2
  • Room Features: Remodeled,Dining Area,Fireplace,Island,Pantry,Hardwood Floor
  • Room Length: 24.2
  • Room Level: Main
  • Room Type: Kitchen
  • Room Width: 32.8
Room 3
  • Room Entry Order: 3
  • Room Features: 9 ft+ Ceilings,Hardwood Floor
  • Room Length: 14.5
  • Room Level: Main
  • Room Type: Family Room
  • Room Width: 12.2
Room 4
  • Room Entry Order: 4
  • Room Features: Wet Bar
  • Room Length: 11.2
  • Room Level: Main
  • Room Type: Other
  • Room Width: 13.11
Room 5
  • Listing Key: 4EE905179E834CA9E0631A01100AA31B
  • Room Entry Order: 5
  • Room Features: Balcony/Deck,Fireplace,Full Bath,Steam/Sauna,Walk-In Closet,Hardwood Floor
  • Room Length: 27.5
  • Room Level: Upper
  • Room Type: Primary BR Suite
  • Room Width: 17.7
Room 6
  • Room Entry Order: 6
  • Room Features: Skylight,9 ft+ Ceilings,Vaulted Ceiling,Balcony/Deck,Interior Balcony
  • Room Length: 13.9
  • Room Level: Upper
  • Room Type: Office
  • Room Width: 13.1
Room 7
  • Room Entry Order: 7
  • Room Features: Remodeled,Full Bath,Hardwood Floor
  • Room Length: 17.1
  • Room Level: Upper
  • Room Type: Bedroom
  • Room Width: 11.5
Room 8
  • Room Entry Order: 8
  • Room Features: Remodeled,Full Bath,Hardwood Floor
  • Room Length: 16.9
  • Room Level: Upper
  • Room Type: Bedroom
  • Room Width: 12.3
Room 9
  • Listing Key: 4EE905179E834CA9E0631A01100AA31B
  • Room Entry Order: 9
  • Room Features: Remodeled,Full Bath,Hardwood Floor
  • Room Length: 12.9
  • Room Level: Upper
  • Room Type: Bedroom
  • Room Width: 13.7
Property
Property and Assessments
  • Color: Grey
  • Construction Description: Frame
  • Exclusions: Exterior sculptures do not convey.
  • Exterior Siding: Shake, Cedar
  • Foundation Type: Concrete
  • Fuel Tank Location: In Ground
  • New Construction Type: No/Resale
  • Roof: Wood Shingle
  • Year Built: 2003
  • Year Built Source: Public Records
  • Bank Owned Property: No
  • Living Area SQFT Per Public Records: 5475
Lot Information
  • Lot Description: Level Lot, On Cul-De-Sac, Professionally Landscaped, Water View
  • Parcel Number: 1114048
  • Sq Ft Est Heated Above Grade: 5475.0
  • Sq Ft Total: 5475.0
  • Zoning: B
Utilities
  • Heat Fuel Type: Propane
  • Hot Water Description: Propane, Upright Tank
  • Radon Mitigation Air: Unknown
  • Radon Mitigation Water: No
  • Sewage System: Septic
  • Water Source: Public Water Connected
Multi Family
Income and Expenses
  • Occupied By: Owner

Property History for 620 Colonial Road

DateEvent & SourcePriceAppreciation
Jan 15, 2013

Closed (Public Record)

Public Record #346680627

$4,100,000

+13.8% / yr

Nov 6, 2001

Closed (Public Record)

Public Record #92206972

$962,500—
Nov 6, 2001

Closed (Public Record)

Public Record #92206973

$962,500—
DateEvent & SourcePrice
01/15/2013

Closed (Public Record)

Public Record #346680627

$4,100,000

+13.8% / yr

11/06/2001

Closed (Public Record)

Public Record #92206972

$962,500
11/06/2001

Closed (Public Record)

Public Record #92206973

$962,500

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 620 Colonial Road

Taxable ValueLand$1,564,780Additions$814,380Total$2,379,160
Tax Record2024$65,784 ($5,482 / month)
Home Facts
Beds4Baths3.5Total Finished SqFt5,475 SqFtAbove Grade Finished SqFt5,475 SqFtUnfinished Basement SqFt502 SqFtStories2Lot Size34,412 SqFtStyleSingle Family ResidenceYear Built2002Year Renovated2015ZoningBCountySOUTH CENTRAL CONNECTICUAPNGUIL M:1040Fireplace TypeHas Fireplace

Schools near 620 Colonial Road

This home is within Guilford School District.
Rating
School
Type
Grades
Distance
A. Baldwin Middle School
Public - 5 to 6
E. C. Adams Middle School
Public - 7 to 8
Guilford High School
Public - 9 to 12
A. W. Cox School
Public - K to 4
Rating
School
Distance
A. Baldwin Middle School
Public5 to 6

E. C. Adams Middle School
Public7 to 8

Guilford High School
Public9 to 12

A. W. Cox School
PublicK to 4

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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More information about 620 Colonial Road, Guilford, CT 06437

620 Colonial Road is a single family home for sale in Guilford, CT 06437. This property was listed for sale on June 11, 2026 by William Pitt Sotheby's Int'l, it's currently listed at $7,500,000. It has been on the market for a total of 3 days and was last sold on January 15, 2013. This listing's school district is Guilford School District. Nearby schools include A. Baldwin Middle School, E. C. Adams Middle School and Guilford High School. 620 Colonial Road is a 4-bed, 5-bath, 5,475 sqft single family home built in 2003.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity. Subject to change at any time. Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties make no guarantee, warranty or representation regarding the accuracy of any waterfront feature, water view or waterfront view.

Listing Courtesy of William Pitt Sotheby's Int'l, Susan Santoro

Based on information from one of the following Multiple Listing Services: Darien MLS, Smart MLS and Greenwich Multiple Listing Service. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by Darien MLS, Smart MLS and Greenwich Multiple Listing Service is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.