Discover this brand-new bespoke 6,500+ SF modern Colonial on .4 acres with a pool with auto-cover. The residence sits at the end of a quiet street offering exceptional privacy and is designed by a top local designer to accentuate the modern finishes. Four finished floors include 5 bedrooms, 4 full and 2 half baths, a dedicated gym, office, several playrooms and a mudroom. The large kitchen and family room form the heart of the home, featuring a spacious island, high ceilings, and seamless indoor/outdoor flow to the pool area. Sun-filled living spaces combine style and comfort, perfect for everyday living and entertaining. Located in the sought-after North Mianus and Eastern school district, the home is under construction with time to customize. Move in ready for the 2026 school year.
New construction
$3,995,000
45 Sunshine Ave, Riverside, CT 06878
5beds
6,615sqft
Est.:
Residential, Single Family Residence
Built in 2026
0.4 Acres Lot
$3,960,100 Zestimate®
$604/sqft
$-- HOA
What's special
High ceilingsSpacious islandFour finished floorsSeveral playroomsDedicated gym
- 5 days |
- 3,713 |
- 122 |
Zillow last checked: 8 hours ago
Listing updated: January 09, 2026 at 03:09pm
Listed by:
Amanda Bates Goodro 203-536-1195,
Houlihan Lawrence
Source: Greenwich MLS, Inc.,MLS#: 124060
Tour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 8
- Full bathrooms: 6
- 1/2 bathrooms: 2
Heating
- Natural Gas, Forced Air, Radiant
Cooling
- Central Air
Appliances
- Laundry: Laundry Room
Features
- Kitchen Island, Eat-in Kitchen, Built-in Features, Sep Shower, Pantry
- Windows: Double Pane Windows
- Basement: Finished,Full
- Number of fireplaces: 1
Interior area
- Total structure area: 6,615
- Total interior livable area: 6,615 sqft
Property
Parking
- Parking features: Garage Door Opener
Features
- Patio & porch: Terrace
- Exterior features: Outdoor Shower
- Has private pool: Yes
- Fencing: Fenced
Lot
- Size: 0.4 Acres
- Features: Level
Details
- Parcel number: 122842
- Zoning: R-7
- Other equipment: Generator
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Colonial
- Property subtype: Residential, Single Family Residence
Materials
- See Remarks, Clapboard
- Roof: Shingle
Condition
- Under Construction
- New construction: Yes
- Year built: 2026
Utilities & green energy
- Water: Public
Community & HOA
Community
- Security: Security System
Location
- Region: Riverside
Financial & listing details
- Price per square foot: $604/sqft
- Date on market: 1/5/2026
- Inclusions: Washer/Dryer, All Kitchen Applncs
Estimated market value
$3,960,100
$3.76M - $4.16M
$3,554/mo
Price history
Price history
| Date | Event | Price |
|---|---|---|
| 1/5/2026 | Listed for sale | $3,995,000+166.3%$604/sqft |
Source:  Greenwich MLS, Inc. #124060 Report a problem | ||
| 12/31/2025 | Sold | $1,500,000-62.5%$227/sqft |
Source: Greenwich MLS, Inc. #123945 Report a problem | ||
| 12/8/2025 | Listed for sale | $3,995,000+157.7%$604/sqft |
Source:  Smart MLS #24143935 Report a problem | ||
| 12/5/2025 | Contingent | $1,550,000-61.2%$234/sqft |
Source: Greenwich MLS, Inc. #123945 Report a problem | ||
| 12/4/2025 | Price change | $3,995,000+157.7%$604/sqft |
Source: Greenwich MLS, Inc. #124060 Report a problem | ||
Public tax history
Public tax history
Tax history is unavailable.BuyAbility℠ payment
Est. payment
$27,068/mo
Principal & interest
$20044
Property taxes
$5626
Home insurance
$1398
Climate risks
Neighborhood: Riverside
Nearby schools
GreatSchools rating
- 9/10North Mianus SchoolGrades: K-5Distance: 0.6 mi
- 9/10Eastern Middle SchoolGrades: 6-8Distance: 1.1 mi
- 10/10Greenwich High SchoolGrades: 9-12Distance: 2 mi
Schools provided by the listing agent
- Elementary: North Mianus
- Middle: Eastern
Source: Greenwich MLS, Inc.. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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