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MLS ID KEY1039816Last updated Oct 24, 2026

Single Family

23 Colonial Drive

Active · Smithtown · Suffolk County, NY 11787

Bedrooms
5 Beds
Bathrooms
4 Baths
Year built
1965
Est. monthly taxes
$1,105.07
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About this home

Welcome to this expansive 3,800-square-foot home offering exceptional space and flexibility. With 5–6 bedrooms, 4 full bathrooms, and a 3-car garage, this home is designed to accommodate a variety of living arrangements. The flexible first-floor layout features three bedrooms, two living areas, two full bathrooms, a kitchenette, and laundry, creating an ideal setup for extended or multigenerational living, guests, or those looking for additional private living space. The main living areas offer cathedral ceilings, abundant natural light, and an inviting sense of openness. The spacious primary bedroom features its own private bathroom, walk in closet and access to a deck. Additional highlights include central air, a 2019 roof, a large walk-in entry, hardwood floors, and plenty of storage throughout. Set on approximately .45 acre, the property also offers a covered porch, back deck with Jacuzzi, and outdoor space for relaxing and entertaining. With its generous square footage, multiple living areas, 5–6 bedrooms, 4 full baths, and 3-car garage, this home offers a rare combination of space and versatility. Possible mother-daughter setup with proper permits. Come see the possibilities and envision how this unique home can work for your family.

Listing snapshot

Days on site
59 days
Listed on MLS
Aug 20, 2026
Full baths
4
Half baths
0
Annual property tax (MLS)
$13,260.86
Tax year
2025
Area source (MLS)
Other
Listing brokerage
BH&G R E Realty Connect
MLS ID
KEY1039816
Last updated
Oct 24, 2026

General features

Property type
Single Family
Property subtype
Single Family Residence
Year built
1965
Garage
Yes
Garage spaces
3
Parking
Private
Water source
Public
Sewer
Cesspool
Utilities
Electricity Available

Interior features

Heating
Oil
Cooling
Central Air
Interior
Cathedral Ceiling(s), Ceiling Fan(s), Central Vacuum, Chandelier, Eat-in Kitchen, Entrance Foyer, Formal Dining, High Ceilings, High Speed Internet, Open Floorplan, Open Kitchen, Pantry, Primary Bathroom, Quartz/Quartzite Counters, Recessed Lighting, Storage, Washer/Dryer Hookup
Appliances
Cooktop, Dishwasher, Dryer, Electric Cooktop, Electric Oven, Oven, Range, Refrigerator, Stainless Steel Appliance(s), Washer, Oil Water Heater
Flooring
Hardwood, Tile
Fireplace
Yes

Exterior features

Architectural style
Colonial
Construction materials
Brick, Vinyl Siding
Private pool
No

Schools (MLS)

Elementary school
Pines Elementary School
Elementary school district
Hauppauge
Middle school
Hauppauge Middle School
Middle school district
Hauppauge
High school
Hauppauge High School
High school district
Hauppauge

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

Recent activity

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

Location

Smithtown · Suffolk County, NY 11787Show interactive map
23 Colonial Drive

Smithtown · Suffolk County, NY 11787

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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.