18 Sound Beach Avenue, Greenwich, CT 06870
Home value
$1,898,300
$1.71M - $2.11M
$7,870/mo
Owner options
$7,870/mo
Rent Zestimate®
Find your next renter with Zillow Rental Manager. Plus, with online applications, you can quickly screen prospective tenants – for free.
$7,870/mo
Rent Zestimate®
$10,421/mo
Est. payment
Refinancing to a lower rate could help reduce your monthly payments and save thousands over the life of the loan.
$10,421/mo
Est. payment
Explore your selling options
Work with a Zillow partner agent
Leverage their expertise and Zillow's premium Showcase listings to get your home seen by more buyers.
Get startedList with your own agent
Get your home in front of millions of buyers by listing it on Zillow.
Learn how to do itSell it yourself
Take full control of how buyers see your home on Zillow by listing For Sale by Owner (FSBO).
List your homeWhat's special
Zillow last checked:
Listing updated:
Roberta Jurik (203)561-6602,
Berkshire Hathaway NE Prop. 203-869-0500,
Hilary Phillips 518-376-1619,
Berkshire Hathaway NE Prop.
Jesse Marinak, RES.0816108
Serhant Connecticut, LLC
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 4
- Full bathrooms: 3
- 1/2 bathrooms: 1
Primary bedroom
- Features: Hardwood Floor
- Level: Upper
Bedroom
- Features: Hardwood Floor
- Level: Upper
Bedroom
- Level: Upper
Bedroom
- Level: Lower
Primary bathroom
- Level: Upper
Bathroom
- Level: Main
Bathroom
- Level: Upper
Bathroom
- Level: Lower
Dining room
- Features: Hardwood Floor
- Level: Main
Kitchen
- Level: Main
Living room
- Features: Hardwood Floor
- Level: Main
Other
- Level: Lower
Heating
- Forced Air, Natural Gas
Cooling
- Central Air
Appliances
- Included: Gas Range, Microwave, Range Hood, Refrigerator, Dishwasher, Gas Water Heater, Tankless Water Heater
Features
- Basement: Full,Finished
- Attic: Pull Down Stairs
- Has fireplace: No
Interior area
- Total structure area: 1,576
- Total interior livable area: 1,576 sqft
- Finished area above ground: 1,576
Property
Lot
- Size: 8,276 Square Feet
- Features: Level
Details
- Parcel number: 1856691
- Zoning: R-7
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Colonial
- Property subtype: Single Family Residence
Materials
- HardiPlank Type, Block
- Foundation: Concrete Perimeter
- Roof: Shingle
Condition
- New construction: No
- Year built: 2025
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Subdivision: Old Greenwich
HOA
- Has HOA: No
Location
- Region: Old Greenwich
Financial & listing details
- Price per square foot: $1,173/sqft
- Tax assessed value: $1,124,200
- Annual tax amount: $10,770
- Date on market: 12/17/2025
Price history
| Date | Event | Price |
|---|---|---|
| 2/27/2026 | Sold | $1,849,000$1,173/sqft |
Source: | ||
| 2/6/2026 | Pending sale | $1,849,000$1,173/sqft |
Source: | ||
| 12/17/2025 | Listed for sale | $1,849,000-2.7%$1,173/sqft |
Source: | ||
| 12/16/2025 | Listing removed | $1,899,900$1,206/sqft |
Source: | ||
| 10/24/2025 | Listed for sale | $1,899,900+100%$1,206/sqft |
Source: | ||
| 6/7/2024 | Sold | $950,000+11.8%$603/sqft |
Source: | ||
| 5/11/2024 | Pending sale | $850,000$539/sqft |
Source: | ||
| 5/8/2024 | Listed for sale | $850,000$539/sqft |
Source: | ||
Public tax history
Neighborhood: Old Greenwich
Nearby homes
- $1,849,0004 bd4 ba1.9k sqft18 Sound Beach Ave, Old Greenwich, CT 06870Sold

- $1,747,3004 bd2 ba2.7k sqft16 Sound Beach Ave, Old Greenwich, CT 06870Off Market
- $1,426,7003 bd3 ba1.8k sqft12 N Sound Beach, Old Greenwich, CT 06870Off Market
- $2,999,0006 bd6 ba4.3k sqft20 Sound Beach Ave, Old Greenwich, CT 06870For Sale

- $2,162,8005 bd4 ba3.2k sqft22 Sound Beach Ave, Old Greenwich, CT 06870Off Market
- $1,138,7003 bd2 ba1.3k sqft14 Sound Beach Ave, Old Greenwich, CT 06870Off Market
- $1,369,1003 bd2 ba1.5k sqft24 Sound Beach Ave, Old Greenwich, CT 06870Off Market
- $2,132,6004 bd3 ba2.7k sqft20 Manor Rd, Old Greenwich, CT 06870Off Market
Nearby schools
GreatSchools rating
- 10/10International School At DundeeGrades: K-5Distance: 0.7 mi
- 10/10Eastern Middle SchoolGrades: 6-8Distance: 0.7 mi
- 10/10Greenwich High SchoolGrades: 9-12Distance: 2.1 mi
Schools provided by the listing agent
- High: Greenwich
Source: Smart MLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
Get pre-qualified for a loan
At Zillow Home Loans, we can pre-qualify you in as little as 5 minutes with no impact to your credit score.An equal housing lender. NMLS #10287.
Sell for more on Zillow
- Connecticut
- Fairfield County
- Greenwich
- 06870
- Old Greenwich
- 18 Sound Beach Avenue