21 Hillside Ave, Darien, CT 06820
Property image
Property image
OFF MARKET

$1,359,500

Trulia Estimate
  • 3 Beds
  • 1.5 Baths
  • 1,309 sqft

21 Hillside Ave, Darien, CT 06820

Norton
Est. Refi. Payment $9,044/mo*
Refinance Your Home
Currently Off Market - Sold Dec 1, 2021 for $805,000

Home Value

Trulia Estimate
$1.36M
Since last month
Increased$4K (+0.3%)
Since last year
Increased$163K (+13.6%)
Since last sale
Increased$555K (+68.9%)
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 +97% in the last 10 years
MonthEstimated value
2026
August 2026$1.36M
August 2026$1.36M
July 2026$1.36M
June 2026$1.38M
May 2026$1.35M
April 2026$1.31M
March 2026$1.31M
February 2026$1.26M
January 2026$1.25M
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

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
25 Hillside Avenue, Darien, CT
0.03
Single-Family Home
$1,650,000
05/01/26
4
2
1,759
29 Waterbury Avenue, Stamford, CT
0.26
Single-Family Home
$710,000
04/13/26
3
2
2,035
51 Houston Terrace, Stamford, CT
0.34
Single-Family Home
$701,000
05/15/26
3
2
1,648
138 Houston Terrace, Stamford, CT
0.44
Single-Family Home
$707,000
06/25/26
3
1
1,164
97 Waterbury Avenue, Stamford, CT
0.35
Single-Family Home
$630,000
10/21/25
2
2
1,264
36 Middlebury Street, Stamford, CT
0.54
Single-Family Home
$651,700
11/07/25
3
1
1,365
26 Webster Road, Stamford, CT
0.62
Single-Family Home
$825,000
05/07/26
3
1
1,593
262 Hamilton Avenue, Stamford, CT
0.43
Single-Family Home
$630,000
07/27/26
4
2
1,509
9 Patton Drive, Darien, CT
0.60
Single-Family Home
$1,250,000
07/16/26
3
2
1,450
117 Waterbury Avenue, Stamford, CT
0.39
Single-Family Home
$515,000
08/27/26
2
1.5
1,192

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
25 Hillside Avenue, Darien, CT 06820
0.03
$1,650,000
4
2
1,759
Recently Sold
31 Hillside Avenue, Darien, CT 06820
0.05
$2,103,600
5
2
2,855
Off Market
19 Anthony Lane, Darien, CT 06820
0.09
$2,054,000
4
3
2,400
Recently Sold
2715 Post Road, Darien, CT 06820
0.09
$1,111,900
5
3
1,954
Off Market
46 Hillside Avenue, Darien, CT 06820
0.13
$3,896,700
5
5
5,151
Off Market
2658 Boston Post Road, Darien, CT 06820
0.14
$3,159,400
5
4.5
5,534
Off Market
2646 Boston Post Road, Darien, CT 06820
0.15
$2,525,000
8
3
3,443
For Sale
13 Hollow Tree Ridge Road, Darien, CT 06820
0.14
$1,685,000
3
2
1,498
Off Market
2611 Post Road, Darien, CT 06820
0.15
$2,645,100
4
4
3,447
Off Market
4 Oakland Terrace, Darien, CT 06820
0.17
$1,382,300
4
2
1,428
Off Market
14 Wilson Ridge Road, Darien, CT 06820
0.16
$4,350,100
5
5
6,341
Off Market
2620 Post Road, Darien, CT 06820
0.19
$2,545,200
4
3.5
2,388
Off Market

Local Information

  • Map ViewExplore the area around 21 Hillside Ave.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1915
1,309 sqft
$1,039/sqft
Garage

About this House

Charming, 100+ year old house renovated with high end kitchen, white cabinets, 6 burner gas range, stainless steel hood, convection/microwave, center island with seating, new hardwood floors on first level, new windows throughout, two car refurbished and detached garage with loft, bluestone terrace and walkways, fenced yard and updated systems. Renovations in keeping with original integrity and historic design. List of improvements available. Garage access off of Hillside Court - park on street. Realtor is the owner.
21 Hillside Ave, Darien, CT 06820 is a 3 bedroom, 2 bathroom, 1,309 sqft single-family home in Norton, built in 1915. It last sold for $805,000 on Dec 1, 2021. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $1,359,500, with a rent estimate of $6,156/month.

Home Details for 21 Hillside Ave

Interior Features

Interior Details
BasementAtticNumber of Rooms: 6
Heating & Cooling
Heating: BaseboardAir ConditioningHeating Fuel: Baseboard
Levels, Entrance, & Accessibility
Stories: 2Floors: Hardwood
Appliances & Utilities
DishwasherDisposalDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
Fireplace
Windows, Doors, Floors & Walls
Double Paned Windows

Exterior Features

Exterior Home Features
Roof: AsphaltExterior: Shingle, WoodLawnPatioPorch
Parking & Garage
GarageParking Spaces: 2Parking: Garage Detached

Property Information

Year Built
Year Built: 1915Year Updated: 1915
Property Type / Style
Property Type: Single Family HomeArchitecture: Colonial

Community

Units in Building: 1

Lot Information

Lot Area: 6534 sqft

Price and Tax history

DateEventPrice
Dec 1, 2021
Source: Smart MLS #170427585
Sold
$805,000
Nov 3, 2021
Source: Berkshire Hathaway HomeServices New England Properties #37200
Pending
$799,000
Oct 14, 2021
Source: Smart MLS #170427585
Contingent
$799,000
Sep 17, 2021
Source: Berkshire Hathaway HomeServices New England Properties #37200
PriceChange
$799,000
Price decreased by 5%
Sep 7, 2021
Source: Berkshire Hathaway HomeServices New England Properties #37200
PriceChange
$839,000
Price decreased by 4%

Market trends in Darien

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$2.98M
$246KMoM
Sale-to-List Price
108.9%
3.3%MoM
Price per sq ft
$800
$12MoM
Available listings
36
18MoM

Around this home

Neighborhood Overview

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

What Locals Say about Norton

At least 1 Trulia users voted on each feature.

  • 100 % Say neighbors are friendly

  • 100 % Say they plan to stay for at least 5 years

  • 100 % Say there's holiday spirit

  • 100 % Say yards are well-kept

  • 100 % Say it's quiet

  • 100 % Say there's wildlife

  • 100 % Say it's walkable to grocery stores

  • 100 % Say people would walk alone at night

  • 100 % Say kids play outside

  • 100 % Say it's dog friendly

  • 100 % Say parking is easy

  • 100 % Say car is needed

  • 67 % Say there are sidewalks

  • 50 % Say it's walkable to restaurants

  • 50 % Say streets are well-lit

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Frequently asked questions about 21 Hillside Ave

  • What is 21 Hillside Ave estimated to be worth?
    Trulia's estimated value for 21 Hillside Ave in Darien, CT is $1,359,500.
  • What is the price history for 21 Hillside Ave?
    21 Hillside Ave in Darien, CT last sold for $805,000 in December 2021.
  • Is Darien a buyer's or seller's market?
    Darien is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Darien?
    The median sale price in Darien is $2.98M. That is up $246K from the prior month.
  • Does 21 Hillside Ave have laundry facilities?
    Yes, 21 Hillside Ave in Darien, CT has in-unit laundry.
  • How big is the lot at 21 Hillside Ave?
    The lot at 21 Hillside Ave in Darien, CT is about 0.15 acres (6,534 sq ft).

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Apartments for Rent

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Off Market Homes Near 21 Hillside Ave

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