12 Prospect Ave, Darien, CT 06820
Property image
Property image
OFF MARKET

$2,984,900

Trulia Estimate
  • 4 Beds
  • 3.5 Baths
  • 3,125 sqft (on 0.79 acres)

12 Prospect Ave, Darien, CT 06820

Est. Refi. Payment $19,530/mo*
Refinance Your Home
Currently Off Market - Sold Aug 17, 2016 for $1,660,000

Home Value

Trulia Estimate
$2.98M
Since last month
Increased$22K (+0.7%)
Since last year
Increased$323K (+12.1%)
Since last sale
Increased$1M (+80%)
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 +80% in the last 10 years
MonthEstimated value
2026
August 2026$2.99M
July 2026$2.97M
June 2026$2.98M
May 2026$2.88M
April 2026$2.82M
March 2026$2.84M
February 2026$2.72M
January 2026$2.68M
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
33 Fairview Avenue, Darien, CT
0.12
Single-Family Home
$3,300,000
06/12/26
4
2.5
3,102
10 Prospect Avenue, Darien, CT
0.03
Single-Family Home
$3,616,000
01/06/26
5
5
5,338
12 Sunset Road, Darien, CT
0.23
Single-Family Home
$3,912,000
06/15/26
4
4.5
4,306
3 Rocaton Road, Darien, CT
0.33
Single-Family Home
$2,950,000
08/03/26
4
3.5
3,354
8 Sunset Road, Darien, CT
0.22
Single-Family Home
$3,925,000
07/16/26
5
4.5
4,840
93 Mansfield Avenue, Darien, CT
0.15
Single-Family Home
$3,250,000
12/12/25
5
5
5,220
2 Roland Drive, Darien, CT
0.12
Single-Family Home
$4,200,000
08/07/26
5
4.5
5,678
5 Birch Road, Darien, CT
0.54
Single-Family Home
$3,300,000
08/21/26
5
2.5
3,316
2 Robin Hood Ln, Darien, CT
0.23
Single-Family Home
$1,400,000
09/17/25
4
3
1,568
26 Birch Road, Darien, CT
0.65
Single-Family Home
$3,012,000
11/18/25
4
3.5
4,155

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
10 Prospect Avenue, Darien, CT 06820
0.03
$3,616,000
5
5
5,338
Recently Sold
16 Prospect Avenue, Darien, CT 06820
0.03
$3,199,000
5
3.5
4,030
Off Market
8 Prospect Avenue, Darien, CT 06820
0.04
$2,747,500
5
3
3,036
Off Market
84 Mansfield Avenue, Darien, CT 06820
0.06
$4,637,700
5
5.5
6,000
Off Market
2 Roland Drive, Darien, CT 06820
0.12
$4,200,000
5
4.5
5,678
Recently Sold
33 Fairview Avenue, Darien, CT 06820
0.12
$3,300,000
4
2.5
3,102
Recently Sold
93 Mansfield Avenue, Darien, CT 06820
0.15
$3,250,000
5
5
5,220
Recently Sold
50 Mansfield Avenue, Darien, CT 06820
0.15
$3,236,700
5
3.5
4,376
Off Market
17 Oak Crest Road, Darien, CT 06820
0.19
$1,146,600
3
2
1,523
Off Market
11 Robin Hood Lane, Darien, CT 06820
0.19
$3,427,300
5
4.5
3,815
Off Market
19 Oak Crest, Darien, CT 06820
0.19
$2,425,000
4
2.5
2,343
Off Market
10 McLaren Road South, Darien, CT 06820
0.20
$2,863,000
4
4.5
3,183
Off Market

Local Information

  • Map ViewExplore the area around 12 Prospect Ave.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1881
Lot Size
0.79 acres
Living Area
3,125 sqft
Price/Sqft
$955
Parking
Garage

About this House

Rare opportunity on one of darien'S most sought-After and historic neighborhood streets. Fully renovated and expanded in 2012, this four bedroom, three full and one half bath home features all the modern day conveniences. an open floor plan and cathedral ceiling add to its charm with easy living and entertaining at its best. Beautifully sited set back from the road including a large, fully fenced, private backyard and bluestone patio providing outdoor enjoyment. Conveniently located within walking distance to town, train and cherry lawn park.
12 Prospect Ave, Darien, CT 06820 is a 4 bedroom, 4 bathroom, 3,125 sqft single-family home built in 1881. It last sold for $1,660,000 on Aug 17, 2016. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $2,984,900, with a rent estimate of $7,223/month.

Home Details for 12 Prospect Ave

Interior Features

Heating & Cooling
Heating: OilAir ConditioningHeating Fuel: Oil
Levels, Entrance, & Accessibility
Stories: 2
Interior Details
Number of Rooms: 9
Fireplace & Spa
Fireplace

Property Information

Year Built
Year Built: 1881Year Updated: 2011
Property Type / Style
Property Type: Single Family HomeArchitecture: Old Style

Exterior Features

Exterior Home Features
DeckExterior: WoodPatio
Parking & Garage
GarageParking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 0.79 acres

Price and Tax history

DateEventPrice
Aug 17, 2016
Source: Smart MLS #99137456
Sold
$1,660,000
May 24, 2016
Source: Agent Provided
PriceChange
$1,795,000
Price decreased by 4%
Apr 6, 2016
Source: Agent Provided
PriceChange
$1,875,000
Price decreased by 4%
Mar 14, 2016
Source: Agent Provided
Listed For Sale
$1,950,000
May 4, 2007
Source: Smart MLS #98315624
Sold
$1,525,000

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

What Locals Say about Darien

At least 147 Trulia users voted on each feature.

  • 92 % Say it's dog friendly

  • 89 % Say yards are well-kept

  • 88 % Say parking is easy

  • 87 % Say car is needed

  • 84 % Say there's holiday spirit

  • 82 % Say people would walk alone at night

  • 80 % Say kids play outside

  • 73 % Say there's wildlife

  • 71 % Say it's quiet

  • 70 % Say they plan to stay for at least 5 years

  • 58 % Say neighbors are friendly

  • 58 % Say there are community events

  • 58 % Say there are sidewalks

  • 55 % Say it's walkable to restaurants

  • 48 % Say it's walkable to grocery stores

  • 44 % Say streets are well-lit

Sourced by Trulia users. Learn more about our methodology.
  • Kimrichardnyc
    "Happy, safe and friendly place to live and raise children. Need more diversification like in wesport CT though. "
    0
    Flag
  • Trulia User
    "This is the best town to raise kids and build friendships. The beaches, parks, restaurants, nature and proximity to NYC also makes a great place to live. We have found the people generally friendly and welcoming. "
    0
    Flag
  • Trulia User
    "great place to raise kids, we have lived here for about a decade. fantastic schools, great neighbors"
    0
    Flag
  • Jessica_hatch7
    "NA commute to the city is an easy 65 minute train ride. We have two stations in Darien, both easily accessible. "
    3
    Flag
  • Peter S.
    "Holidays and school events. Dining and activities such as sports, the arts and many many social events"
    0
    Flag
  • Mzengo8
    "My neighborhood plays kid lacrosse/ basketball or football games. And we have parties on almost every holiday. Which is very fun for all of the kids on the block "
    0
    Flag
  • Bill T.
    "Dead end but on a hill and has a loop so kids can run around, play and explore. Lots of trees and woods surround the neighborhood."
    3
    Flag
  • Tad
    "My commute is five minutes to the train station, five minute walk from parking lot to the tracks, then an hour on the train to grand central each work day. "
    1
    Flag
  • Allison w.
    "They would love it, such a friendly area. Dogs are everywhere and appreciated. I have 2 dogs and I am so glad there are a ton of dogs around. "
    0
    Flag
  • Chad W.
    "Darien is as family friendly as it gets. There is a lot of money here. Some are kind, but many are snobby. It's a bit of a bubble, which is why many families move here."
    0
    Flag
  • Jessica_hatch7
    "The people are amazing and the schools are fantastic. We are only 60 minutes from the city and the trains run very frequently. "
    2
    Flag
  • Victoria_belluscio
    "Great place to raise children- excellent schools- everything is 5-10 min away so good for busy schedules! 2 train stations for easy commuting, beaches, parks and more!"
    0
    Flag
  • Kathrynquirk445
    "Beautiful area. Gorgeous homes. Lovely neighbors. Lived here many years and love it. Great privacy and incredibly convenient."
    0
    Flag
  • Bill T.
    "Big circle where no cars or trucks visit unless they live here or have business in the neighborhood... great place for kids"
    1
    Flag
  • dwenger
    "Spectacular location: Walk to beaches, shops, Train to NYC, convenient to I-95 and more "
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 12 Prospect Ave

  • What is 12 Prospect Ave estimated to be worth?
    Trulia's estimated value for 12 Prospect Ave in Darien, CT is $2,984,900.
  • What is the price history for 12 Prospect Ave?
    12 Prospect Ave in Darien, CT last sold for $1,660,000 in August 2016.
  • 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.
  • How big is the lot at 12 Prospect Ave?
    The lot at 12 Prospect Ave in Darien, CT is about 0.79 acres (34,412 sq ft).
  • Does 12 Prospect Ave have a garage?
    Yes, 12 Prospect Ave in Darien, CT has a garage.

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