620 Colonial Rd Guilford, CT 06437
Guilford AreaEstimated payment $46,764/month
Highlights
- Steam Room
- In Ground Pool
- Open Floorplan
- E.C. Adams Middle School Rated A
- Waterfront
- Colonial Architecture
About This Home
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
Listing Agent
William Pitt Sotheby's Int'l Brokerage Phone: (203) 605-5297 License #RES.0601790 Listed on: 06/11/2026
Home Details
Home Type
- Single Family
Est. Annual Taxes
- $65,784
Year Built
- Built in 2003
Lot Details
- 34,412 Sq Ft Lot
- Waterfront
HOA Fees
- $417 Monthly HOA Fees
Home Design
- Colonial Architecture
- Concrete Foundation
- Frame Construction
- Wood Shingle Roof
- Cedar Siding
- Shake Siding
Interior Spaces
- 5,475 Sq Ft Home
- Open Floorplan
- 3 Fireplaces
- French Doors
- Mud Room
- Entrance Foyer
- Steam Room
- Sauna
- Home Gym
Kitchen
- Oven or Range
- Gas Cooktop
- Microwave
- Ice Maker
- Dishwasher
- Wine Cooler
Bedrooms and Bathrooms
- 4 Bedrooms
Laundry
- Laundry Room
- Laundry on main level
- Dryer
- Washer
Basement
- Walk-Out Basement
- Partial Basement
Parking
- 2 Car Garage
- Parking Deck
Pool
- In Ground Pool
- Spa
- Saltwater Pool
Outdoor Features
- Balcony
- Deck
- Patio
Location
- Property is near golf course
Schools
- Adams Middle School
- Guilford High School
Utilities
- Central Air
- Heating System Uses Propane
- Propane Water Heater
- Fuel Tank Located in Ground
Listing and Financial Details
- Exclusions: Exterior sculptures do not convey.
- Assessor Parcel Number 1114048
Community Details
Overview
- Association fees include club house, tennis, trash pickup
Recreation
- Tennis Courts
- Pickleball Courts
- Community Playground
Map
Home Values in the Area
Average Home Value in this Area
Tax History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $65,784 | $2,379,160 | $1,564,780 | $814,380 |
| 2024 | $63,238 | $2,379,160 | $1,564,780 | $814,380 |
| 2023 | $61,573 | $2,379,160 | $1,564,780 | $814,380 |
| 2022 | $81,981 | $2,465,580 | $1,900,500 | $565,080 |
| 2021 | $80,427 | $2,465,580 | $1,900,500 | $565,080 |
| 2020 | $79,765 | $2,468,730 | $1,915,410 | $553,320 |
| 2019 | $78,574 | $2,453,150 | $1,915,400 | $537,750 |
| 2018 | $76,735 | $2,453,150 | $1,915,400 | $537,750 |
| 2017 | $83,749 | $2,852,500 | $2,406,560 | $445,940 |
| 2016 | $85,862 | $2,994,840 | $2,548,900 | $445,940 |
| 2015 | $84,574 | $2,994,840 | $2,548,900 | $445,940 |
| 2014 | $82,119 | $2,994,840 | $2,548,900 | $445,940 |
Property History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft | Prior Sale |
|---|---|---|---|---|---|
| 06/18/2026 06/18/26 | For Sale | $7,500,000 | +82.9% | $1,370 / Sq Ft | |
| 01/15/2013 01/15/13 | Sold | $4,100,000 | -28.7% | $652 / Sq Ft | View Prior Sale |
| 12/08/2012 12/08/12 | Pending | -- | -- | -- | |
| 07/09/2012 07/09/12 | For Sale | $5,750,000 | -- | $915 / Sq Ft |
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Fiduciary Deed | $4,100,000 | -- | |
| Warranty Deed | $962,500 | -- | |
| Warranty Deed | $962,500 | -- |
Source: SmartMLS
MLS Number: 24165467
APN: GUIL-000000-000000-001040
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IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.
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