Under contract

$3,149,500

109 Stephen Mather Road, Darien, CT 06820

5beds

4,817sqft

Est.:

Single Family Residence

Built in 1971

2 Acres Lot

$2,951,100 Zestimate^®

$654/sqft

$-- HOA

What's special

This classic Colonial has character, charm and generous space. The formal Living Room has a fireplace and adjoins the Music Room. The spacious Dining Room has a fireplace bordered by Dutch tiles and features a custom "River" mural. The kitchen has a bright copper exhaust hood, gas stove and opens to the family room with cathedral ceiling, skylights, fireplace and French Doors to the terrace. The private library has ample space for a full selection of books and accesses a 2nd terrace. The spacious Primary bedroom has a fireplace, cedar closets and a custom marble bath with skylights. There are 4 additional bedrooms, a walk up attic and a waterproofed basement with a cushioned floor. The estate like, level property has mature plantings and complete privacy. Make this gracious home and idyllic setting your own! There is a partial house generator

147 days

273

2

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 5
Bathrooms: 4
Full bathrooms: 3
1/2 bathrooms: 1

Primary bedroom

Features: Cedar Closet(s), Fireplace, Full Bath, Stall Shower, Whirlpool Tub, Hardwood Floor
Level: Upper

Bedroom

Features: Hardwood Floor
Level: Upper
Area: 182 Square Feet
Dimensions: 13 x 14

Bedroom

Features: Built-in Features, Jack & Jill Bath, Hardwood Floor
Level: Upper
Area: 196 Square Feet
Dimensions: 14 x 14

Bedroom

Features: Jack & Jill Bath, Hardwood Floor
Level: Upper
Area: 132 Square Feet
Dimensions: 11 x 12

Bedroom

Features: Hardwood Floor
Level: Upper
Area: 99 Square Feet
Dimensions: 9 x 11

Bathroom

Level: Upper

Dining room

Features: Fireplace, Hardwood Floor
Level: Main
Area: 247 Square Feet
Dimensions: 13 x 19

Family room

Features: Skylight, Cathedral Ceiling(s), Beamed Ceilings, Fireplace, French Doors, Hardwood Floor
Level: Main
Area: 408 Square Feet
Dimensions: 17 x 24

Kitchen

Features: Granite Counters, Kitchen Island, Tile Floor
Level: Main
Area: 221 Square Feet
Dimensions: 13 x 17

Library

Features: Bookcases, Built-in Features, Hardwood Floor
Level: Main
Area: 130 Square Feet
Dimensions: 10 x 13

Living room

Features: Fireplace, Hardwood Floor
Level: Main
Area: 330 Square Feet
Dimensions: 15 x 22

Study

Features: French Doors, Hardwood Floor
Level: Main
Area: 169 Square Feet
Dimensions: 13 x 13

Heating

Baseboard, Forced Air, Oil

Cooling

Central Air

Appliances

Included: Gas Cooktop, Oven, Microwave, Range Hood, Refrigerator, Subzero, Dishwasher, Washer, Dryer, Water Heater
Laundry: Main Level

Features

Entrance Foyer
Doors: French Doors
Basement: Full,Partially Finished
Attic: Storage,Floored,Walk-up
Number of fireplaces: 4

Interior area

Total structure area: 4,817
Total interior livable area: 4,817 sqft
Finished area above ground: 4,369
Finished area below ground: 448

Video & virtual tour

View virtual tour

Property

Parking

Total spaces: 2
Parking features: Attached
Attached garage spaces: 2

Features

Patio & porch: Terrace
Exterior features: Balcony, Rain Gutters, Underground Sprinkler
Waterfront features: Beach Access

Lot

Size: 2 Acres
Features: Wetlands, Few Trees, Level, Open Lot

Details

Additional structures: Shed(s)
Parcel number: 102620
Zoning: 2 Acre

Construction

Type & style

Home type: SingleFamily
Architectural style: Colonial
Property subtype: Single Family Residence

Materials

Shingle Siding
Foundation: Concrete Perimeter
Roof: Asphalt

Condition

New construction: No
Year built: 1971

Utilities & green energy

Sewer: Septic Tank
Water: Well
Utilities for property: Cable Available

Community & HOA

Community

Features: Park, Playground
Security: Security System

HOA

Has HOA: No

Location

Region: Darien

Financial & listing details

Price per square foot: $654/sqft
Tax assessed value: $1,753,920
Annual tax amount: $27,150
Date on market: 9/23/2025

Estimated market value

$2,951,100

$2.80M - $3.10M

$9,031/mo

Price history

Date	Event	Price
12/19/2025	Pending sale	$3,149,500$654/sqft
Source: Halstead / Brown Harris Stevens #24125477 Report a problem
10/14/2025	Price change	$3,149,500-4.4%$654/sqft
Source: Smart MLS #24125477 Report a problem
9/23/2025	Listed for sale	$3,295,000+473.1%$684/sqft
Source: Halstead / Brown Harris Stevens #24125477 Report a problem
5/8/2009	Listing removed	$574,900$119/sqft
Source: NRT TriStates #13478 Report a problem
2/26/2009	Price change	$574,900-4%$119/sqft
Source: NRT TriStates #13478 Report a problem
11/4/2008	Listed for sale	$599,000$124/sqft
Source: NRT TriStates #13478 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$27,151 +5.4%	$1,753,920
2024	$25,765 +10.4%	$1,753,920 +32.3%
2023	$23,339 +2.2%	$1,325,310
2022	$22,835 +2.3%	$1,325,310
2021	$22,318 +3.1%	$1,325,310
2020	$21,642 -0.9%	$1,325,310
2019	$21,828 -10.6%	$1,325,310 -12.7%
2018	$24,406 -0.5%	$1,517,810
2017	$24,528 +2.5%	$1,517,810
2016	$23,936 +2.7%	$1,517,810
2015	$23,298 +2.3%	$1,517,810
2014	$22,782 +1.3%	$1,517,810 -11.1%
2013	$22,496 +3.9%	$1,708,140
2012	$21,659 +3.9%	$1,708,140
2011	$20,839 +3.9%	$1,708,140
2010	$20,054 +3.3%	$1,708,140
2009	$19,422 +4.6%	$1,708,140 +33.8%
2008	$18,574 +4.9%	$1,276,590
2007	$17,706 +3.5%	$1,276,590
2006	$17,106 -28%	$1,276,590 -30%
2005	$23,745 +55.7%	$1,823,700 +42.9%
2004	$15,255 +23.2%	$1,276,590 +34.6%
2003	$12,386 -6.9%	$948,430
2001	$13,297 +7.4%	$948,430 -30%
2000	$12,386 +6.8%	$1,354,900 +107.1%
1999	$11,595	$654,340