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MLS ID KEY1017205Last updated Jul 29, 2026

Condo

42 Knolls Drive

Pending · Brookhaven · Suffolk County, NY 11790

Bedrooms
2 Beds
Bathrooms
2 Baths
Year built
1984
Est. monthly taxes
$433.25
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About this home

Welcome to this beautifully maintained, energy-efficient 2-bedroom, 2-bathroom condo in The Knolls at Stony Brook, a highly desirable 55+ community. Inside, width 3/4" solid oak floors span the living room, formal dining area, and both bedrooms. The kitchen features premium Thomasville cabinetry, granite countertops, all-new stainless steel appliances, and a convenient pantry with pull-out shelving. The primary suite offers a private retreat with a large walk-in closet and an updated en-suite bathroom boasting a 3x5 walk-in shower, while the second bedroom features its own separate updated full bath. For year-round relaxation, a stunning four-season sunroom with a bright skylight opens directly to a private back patio equipped with a motorized roll-up awning. Modern upgrades include four natural light solar tubes, a central vacuum system, double-pane windows. Residents of this pet-friendly community enjoy a vibrant lifestyle with access to a heated saltwater pool, clubhouse, fitness center, library, and bocce courts. Common charges cover grounds care, snow removal, water, cable, and internet.

Listing snapshot

Days on site
59 days
Listed on MLS
Jul 1, 2026
Full baths
2
Half baths
0
Annual property tax (MLS)
$5,199
Tax year
2025
Association / maintenance fees (MLS)
$455 / Monthly
Fees include (MLS)
Cable TV, Common Area Maintenance, Exterior Maintenance, Grounds Care, Internet, Pool Service, Sewer, Snow Removal
Area source (MLS)
Public Records
Listing brokerage
Douglas Elliman Real Estate
MLS ID
KEY1017205
Last updated
Jul 29, 2026

General features

Property type
Condo
Property subtype
Condominium
Year built
1984
Garage
Yes
Garage spaces
1
Parking
Driveway, Garage, Garage Door Opener, Private
Water source
Public
Sewer
Public Sewer
Utilities
Cable Connected, Electricity Connected, Phone Connected, Sewer Connected, Trash Collection Private, Underground Utilities, Water Connected

Interior features

Heating
Baseboard, Ducts, Electric, ENERGY STAR Qualified Equipment, Forced Air, Heat Pump
Cooling
Central Air, Ductwork
Interior
First Floor Bedroom, First Floor Full Bath, Ceiling Fan(s), Central Vacuum, Chandelier, Eat-in Kitchen, ENERGY STAR Qualified Door(s), Entrance Foyer, Granite Counters, Low Flow Plumbing Fixtures, Pantry, Primary Bathroom, Stone Counters, Walk-In Closet(s), Washer/Dryer Hookup
Appliances
Convection Oven, Dishwasher, Dryer, Electric Range, ENERGY STAR Qualified Appliances, Exhaust Fan, Microwave, Refrigerator, Stainless Steel Appliance(s), Washer
Flooring
Hardwood
Fireplace
No

Exterior features

Architectural style
Garden
Construction materials
Aluminum Siding, Batts Insulation, Fiberglass Insulation, Frame, Vinyl Siding
Exterior
Awning(s)

Schools (MLS)

Elementary school
William Sidney Mount Elementary
Elementary school district
Three Village
Middle school
Robert Cushman Murphy Jr High School
Middle school district
Three Village
High school
Ward Melville Senior High School
High school district
Three Village

School information is provided by the MLS. Confirm attendance eligibility with the school district.

Recent activity

  1. First seen on this site
  2. Listing updated from MLS
  3. MLS status changed

Location

Brookhaven · Suffolk County, NY 11790Show interactive map
42 Knolls Drive

Brookhaven · Suffolk County, NY 11790

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Estimate monthly payment

Loan detailsFixed-rate, fully amortizing loan. Edit the assumptions below; no market rate is supplied.
Property expenses (USD)
MLS amounts are prefilled when available and can be edited. Confirm what fees include. Unknown fee frequencies cannot be converted automatically.Property expenses: MLS values where available; missing values stay blank.

Estimated monthly principal & interest—

Monthly property taxNot provided

Monthly association / maintenance feesNot provided

Estimated monthly total of entered costs—

Excludes insurance, mortgage insurance, special assessments and lender fees. MLS taxes may reflect abatements or exemptions and can change.

Listing data is supplied by the MLS and may change without notice.