444-450 E Putnam Ave, Greenwich, CT 06830
OFF MARKET

$13,156,500

Trulia Estimate
  • Studio
  • 5,613 sqft (on 0.79 acres)

444-450 E Putnam Ave, Greenwich, CT 06830

Cos Cob
Est. Refi. Payment $86,870/mo*
Refinance Your Home
Currently Off Market - Sold Jul 2, 2004 for $1,444,737

Home Value

Trulia Estimate
$13.2M
Since last month
Increased$507K (+4%)
Since last year
Increased$2M (+17.8%)
Since last sale
Increased$12M (+810.7%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +40% in the last 10 years
MonthEstimated value
2026
August 2026$13.16M
August 2026$13.09M
July 2026$12.65M
June 2026$12.65M
May 2026$12.19M
April 2026$12.17M
March 2026$12.68M
February 2026$12.62M
January 2026$12.25M
2025
2024
2023

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
4 Cos Cob Ave, Cos Cob, CT
0.09
Single-Family Home
$1,530,000
08/17/26
4
3
2,720
24 Valley Rd, Cos Cob, CT
0.06
Single-Family Home
$2,400,000
02/25/26
4
4.5
3,221
34 1/2 Orchard St, Cos Cob, CT
0.14
Single-Family Home
$2,022,000
06/22/26
4
2.5
2,126
8 River Ln, Cos Cob, CT
0.12
Single-Family Home
$1,400,000
03/19/26
2
2
1,666
33 Mead Ave, Cos Cob, CT
0.29
Single-Family Home
$2,700,000
08/26/26
4
4
3,492
48 River Rd, Cos Cob, CT
0.24
Single-Family Home
$1,000,000
11/18/25
3
2
1,641
42 Mead Ave, Greenwich, CT
0.28
Single-Family Home
$1,125,000
11/21/25
3
2
1,833
42 Mead Ave, Cos Cob, CT
0.28
Single-Family Home
$1,125,000
11/20/25
3
2
1,833
76 Sinawoy Rd, Cos Cob, CT
0.39
Single-Family Home
$2,250,000
11/14/25
4
2.5
2,423
100 Orchard St, Cos Cob, CT
0.58
Single-Family Home
$3,200,000
11/12/25
5
5.5
4,782

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
47 Valley Rd #B3, Cos Cob, CT 06807
0.07
$465,500
2
0.5
800
Recently Sold
453 E Putnam Ave #1I, Cos Cob, CT 06807
0.04
$856,500
2
2.5
1,464
Off Market
453 E Putnam Ave #4B, Cos Cob, CT 06807
0.05
$850,000
2
2.5
1,464
Recently Sold
519 E Putnam Avenue, Cos Cob, CT 06807
0.08
$2,040,400
5
3
2,992
Off Market
453 E Putnam Ave #1L, Cos Cob, CT 06807
0.04
$1,016,500
2
2.5
1,464
Off Market
453 E Putnam Ave #1E, Cos Cob, CT 06807
0.05
$1,190,500
2
2.5
1,464
Off Market
453 E Putnam Ave #1M, Cos Cob, CT 06807
0.05
$898,400
2
2.5
1,464
Off Market
453 E Putnam Ave #3I, Cos Cob, CT 06807
0.05
$994,300
2
2.5
1,464
Off Market
453 East Putnam Avenue #4B, Greenwich, CT 06830
0.05
$850,000
2
2.5
1,464
Recently Sold
25 Valley Rd #25, Cos Cob, CT 06807
0.05
$1,562,700
4
3
1,768
Off Market
24 Valley Rd, Cos Cob, CT 06807
0.06
$2,400,000
4
4.5
3,221
Recently Sold
49 Valley Rd #C1, Cos Cob, CT 06807
0.10
$502,000
2
1
800
Recently Sold

Local Information

  • Map ViewExplore the area around 444-450 E Putnam Ave.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 2008
0.79 acre lot
5,613 sqft
$2,344/sqft

About this House

This single-family home is located at 444-450 E Putnam Ave, Greenwich, CT. 444-450 E Putnam Ave is in the Cos Cob neighborhood in Greenwich, CT and in ZIP code 06830. This property has approximately 5,613 sqft of floor space. This property has a lot size of 0.79 acres and was built in 2008.
444-450 E Putnam Ave, Greenwich, CT 06830 is a studio, 5,613 sqft single-family home in Cos Cob, built in 2008. It last sold for $1,444,737 on Jul 2, 2004. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $13,156,500.

Home Details for 444-450 E Putnam Ave

Interior Features

Interior Details
Basement
Levels, Entrance, & Accessibility
Stories: 3Elevator

Property Information

Year Built
Year Built: 2008
Property Type / Style
Property Type: Single Family HomeArchitecture: Other

Exterior Features

Exterior Home Features
Patio
Parking & Garage
Parking: Off Street

Lot Information

Lot Area: 0.79 acres

Price and Tax history

DateEventPrice
Jul 2, 2004
Source: N/A
Sold
$1,444,737

Market trends in Greenwich

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$2.44M
$338KMoM
Sale-to-List Price
103.8%
1.1%MoM
Price per sq ft
$825
$24MoM
Available listings
182
8MoM

Around this home

Neighborhood Overview

Cos Cob
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Cos Cob

At least 1 Trulia users voted on each feature.

  • 100 % Say neighbors are friendly

  • 100 % Say there are community events

  • 100 % Say there's holiday spirit

  • 100 % Say it's walkable to grocery stores

  • 100 % Say it's walkable to restaurants

  • 100 % Say parking is easy

  • 100 % Say car is needed

  • 100 % Say streets are well-lit

  • 100 % Say it's dog friendly

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Frequently asked questions about 444-450 E Putnam Ave

  • What is 444-450 E Putnam Ave estimated to be worth?
    Trulia's estimated value for 444-450 E Putnam Ave in Greenwich, CT is $13,156,500.
  • What is the price history for 444-450 E Putnam Ave?
    444-450 E Putnam Ave in Greenwich, CT last sold for $1,444,737 in July 2004.
  • Is Greenwich a buyer's or seller's market?
    Greenwich is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Greenwich?
    The median sale price in Greenwich is $2.44M. That is up $338K from the prior month.
  • How big is the lot at 444-450 E Putnam Ave?
    The lot at 444-450 E Putnam Ave in Greenwich, CT is about 0.79 acres (34,412 sq ft).
  • Does 444-450 E Putnam Ave have parking?
    Yes, 444-450 E Putnam Ave in Greenwich, CT has on-site parking.

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Apartments for Rent

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Off Market Homes Near 444-450 E Putnam Ave

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