12 Prospect Ave, Darien, CT 06820
OFF MARKET

12 Prospect Ave
Darien, CT 06820

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

$2,876,100

Trulia Estimate
as of Jun 3, 2026
Est. Refi. Payment $18,458/mo*
Refinance Your Home

$2,876,100

Trulia Estimate
as of Jun 3, 2026
Est. Refi. Payment $18,458/mo*
Refinance Your Home
4 Beds
3.5 Baths
3,125 sqft
(on 0.79 acres)

Local Information

Map showing home location
© Google
-- mins to
Commute Destination

Description

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.
This property is off market, which means it's not currently listed for sale or rent on Trulia. This may be different from what's available on other websites or public sources.

Home Highlights

Parking
Garage
Outdoor
Patio, Deck
A/C
Heating & Cooling
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 12 Prospect Ave

Interior Features

Heating & Cooling
Heating: Other, OilAir ConditioningHeating Fuel: Other
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 History for 12 Prospect Ave

DatePriceEventSource
08/17/2016$1,660,000Sold
Smart MLS #99137456
05/24/2016$1,795,000PriceChange
Agent Provided
04/06/2016$1,875,000PriceChange
Agent Provided
03/14/2016$1,950,000Listed For SaleAgent Provided
05/04/2007$1,525,000Sold
Smart MLS #98315624
01/25/1996$565,000Sold
N/A
04/16/1993$454,000Sold
N/A
07/28/1989$730,000Sold
N/A
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Property Tax and Assessment

Year2025
Tax$18,893
Assessment$1,220,450
Home facts updated by county records

Comparable Sales for 12 Prospect Ave

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
31 Prospect Ave, Darien, CT
0.14
Single-Family Home
$2,053,250
07/21/25
4
3.5
2,376
45 Brookside Road, Darien, CT
0.20
Single-Family Home
$2,440,000
06/25/25
4
4.5
3,618
50 Mansfield Avenue, Darien, CT
0.15
Single-Family Home
$3,000,750
06/30/25
5
3.5
4,376
9 Sunset Road, Darien, CT
0.26
Single-Family Home
$3,400,000
06/23/25
4
3.5
3,417
10 Prospect Avenue, Darien, CT
0.03
Single-Family Home
$3,616,000
01/06/26
5
5
5,338
2 Knollwood Lane, Darien, CT
0.42
Single-Family Home
$2,300,000
08/19/25
4
3.5
3,678
4 Rabbit Lane, Darien, CT
0.47
Single-Family Home
$2,675,000
08/11/25
5
3.5
3,690
93 Mansfield Avenue, Darien, CT
0.15
Single-Family Home
$3,250,000
12/12/25
5
5
5,220
7 Circle Road, Darien, CT
0.73
Single-Family Home
$2,130,000
07/17/25
4
3.5
3,512
2 Robin Hood Ln, Darien, CT
0.23
Single-Family Home
$1,400,000
09/17/25
4
3
1,568

Nearby homes

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Assigned Schools

These are the assigned schools for 12 Prospect Ave.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

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

  • 81 % 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
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  • 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
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  • 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
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  • 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
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  • 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
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  • 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
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12 Prospect Ave, Darien, CT 06820 is a 4 bedroom, 4 bathroom, 3,125 sqft single-family home built in 1881. This property is not currently available for sale. 12 Prospect Ave was last sold on Aug 17, 2016 for $1,660,000. The current Trulia Estimate for 12 Prospect Ave is $2,876,100.