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

31 Prospect Ave
Darien, CT 06820

Downtown
  • 4 Beds
  • 3.5 Baths
  • 2,376 sqft (on 0.66 acres)

$2,692,200

Trulia Estimate
as of Jul 10, 2026
Est. Refi. Payment $17,353/mo*
Refinance Your Home

$2,692,200

Trulia Estimate
as of Jul 10, 2026
Est. Refi. Payment $17,353/mo*
Refinance Your Home
4 Beds
3.5 Baths
2,376 sqft
(on 0.66 acres)

Local Information

  • Map ViewExplore the area around 31 Prospect Ave.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Description

This single-family home is located at 31 Prospect Ave, Darien, CT. 31 Prospect Ave is in the Downtown neighborhood in Darien, CT and in ZIP code 06820. This property has 4 bedrooms, 4 bathrooms and approximately 2,376 sqft of floor space. This property has a lot size of 0.66 acres and was built in 1925.
31 Prospect Ave, Darien, CT 06820 is a 4 bedroom, 4 bathroom, 2,376 sqft single-family home in Downtown, built in 1925. It last sold for $2,053,250 on Jul 21, 2025. It is currently off market. The Trulia Estimate is $2,692,200, with a rent estimate of $7,973/month.

Home Highlights

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

Home Details for 31 Prospect Ave

Interior Features

Interior Details
BasementNumber of Rooms: 8Types of Rooms: Breakfast Nook, Dining Room, Family Room, Library, Master Bath, Office, Recreation Room
Heating & Cooling
Heating: Baseboard, Forced Air, OilAir ConditioningCooling System: CentralHeating Fuel: Baseboard
Levels, Entrance, & Accessibility
Stories: 3Floors: Hardwood
Appliances & Utilities
DishwasherDisposalDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
Fireplace
Security
Security System

Exterior Features

Exterior Home Features
Roof: AsphaltDeckExterior: WoodGardenLawn
Parking & Garage
GarageParking Space: 1Parking: Garage Attached

Property Information

Year Built
Year Built: 1925
Property Type / Style
Property Type: Single Family HomeArchitecture: Colonial

Community

Units in Building: 1

Lot Information

Lot Area: 0.66 acres

Price History for 31 Prospect Ave

DatePriceEventSource
07/21/2025$2,053,250Sold
N/A
12/05/2014$1,510,000Sold
Smart MLS #99079877
09/26/2014$1,545,000PriceChange
Agent Provided
09/13/2014$1,625,000Listed For SaleAgent Provided
01/12/1996$665,000Sold
N/A

Market trends in Darien

Last updated May 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
64
1MoM
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Property Tax and Assessment

Year2025
Tax$15,179
Assessment$980,560
Home facts updated by county records

Comparable Sales for 31 Prospect Ave

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
33 Fairview Avenue, Darien, CT
0.06
Single-Family Home
$3,300,000
06/12/26
4
2.5
3,102
2 Knollwood Lane, Darien, CT
0.51
Single-Family Home
$2,300,000
08/19/25
4
3.5
3,678
7 Circle Road, Darien, CT
0.59
Single-Family Home
$2,130,000
07/17/25
4
3.5
3,512
10 Prospect Avenue, Darien, CT
0.14
Single-Family Home
$3,616,000
01/06/26
5
5
5,338
12 Sunset Road, Darien, CT
0.30
Single-Family Home
$3,912,000
06/15/26
4
4.5
4,306
11 Cedar Gate Road, Darien, CT
0.66
Single-Family Home
$1,800,000
08/21/25
4
3
3,023
26 Birch Road, Darien, CT
0.60
Single-Family Home
$3,012,000
11/18/25
4
3.5
4,155
5 Wakeman Road, Darien, CT
0.61
Single-Family Home
$1,620,000
01/15/26
3
2.5
2,064
2 Robin Hood Ln, Darien, CT
0.32
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 31 Prospect Ave.
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The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

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

What Locals Say about Downtown

At least 1 Trulia users voted on each feature.

  • 100 % Say it's dog 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 restaurants

  • 100 % Say car is needed

  • 100 % Say neighbors are friendly

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Apartments for Rent

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Homes for sale near 31 Prospect Ave

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Off Market Homes Near 31 Prospect Ave

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