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31 Thornhill RoadRiverside, CT 06878

For Sale

$2,100,000

Smart Buyer Rebate $21,000

Welcome to 31 Thornhill Rd in Greenwich's Riverside neighborhood, a renovated home that feels like new and is backed by a new construction warranty. Rebuilt from the ground up, the property features a reinforced foundation, all new framing and walls, plus a new roof and siding for long-term peace of mind. Inside, enjoy wide white oak floors, a custom kitchen, and a Viking appliance package designed for both everyday living and entertaining. Efficiency and comfort are enhanced with spray foam and soundproof insulation, natural gas heat, a new heating and cooling system, and Davinci aluminum-clad windows with energy-efficient glass. The home is smart-home pre-wired with Control4 automation and an automated sprinkler system, completing this thoughtfully rebuilt and move-in ready residence.

Listed by Ken Wile

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License #REB.0791932

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Redfin Corporation

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914-473-9453

Listed by Frank Dong

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License #RES.0812693

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Redfin Corporation

Last updated March 13, 2026

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Source: FlexMLS #124484

Listing Facts

  • TypeSingle-family
  • NeighborhoodNorth Riverside
  • Bedrooms4
  • Bathrooms4
  • Days on Prevu3
  • Taxes$10,775/year
  • Size2,074 sqft
  • Price per sqft$1,013

Amenities

  • Air Conditioning

Location

Mortgage Calculator

Listing History

03/13/2026
Listed by Redfin Corporation
$2,100,000

Property Details for 31 Thornhill Road

Exterior

Construction

  • Roof: Architectural Shngle
  • Window Features: Double Pane Windows
  • Year Built: 1948
  • Architectural Style: Colonial
  • Construction Materials: See Remarks

Measurements

  • Building Area Total: 2,074
  • Lot Size Acres: 0.18
  • Lot Size Area: 0
  • Lot Size Square Feet: 7,840
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: 12-2101/S
  • Tax Annual Amount: $10,775.00
  • Tax Assessed Value: $871,850.00

Interior

Features

  • Fireplace: Yes
  • Fireplaces Total: 1
  • Interior Features: Kitchen Island, Vaulted Ceiling(s), Entrance Foyer

Rooms

  • Bathrooms Full: 4
  • Bathrooms Total Integer: 4
  • Bedrooms Total: 4

Other

Location

  • City Region: Riverside

Parking

Parking

  • Garage Spaces: 1

Schools

Elementary School

  • Elementary School: Cos Cob

Middle or Junior School

  • Middle Or Junior School: Central

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Hydro-Air
  • Has Heating: Yes
  • Sewer: Town Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 4 bathrooms in this single-family home at 31 Thornhill Road.

What schools are nearby to 31 Thornhill Road?

Nearby schools include the Cos Cob Elementary School and Central Middle School.

Does this single-family home have parking?

Yes, there is 1 parking space available for 31 Thornhill Road.

What are the annual taxes for 31 Thornhill Road?

Annual taxes for this single-family home are estimated at $10,775.

How does 31 Thornhill Road compare to other single-family homes in North Riverside?

This single-family home is listed 5% above the average price for single-family homes in North Riverside and has been on the market for 62 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 2,074 sqft.

31 Thornhill Road is a 4-bedroom, 4-bath single-family home for sale in Riverside CT 06878. Available on Prevu for 3 days at $2,100,000. This home features 2,074 square feet of living space, located in Fairfield County. The median listing price for single-family homes in this area is $2,000,000. Nearby schools include Cos Cob Elementary School and Central Middle School. The home offers air conditioning. View other single-family home listings in Fairfield County.

Based on information from Greenwich Multiple Listing Service, Inc. and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.