18 Mill Dam Road, Smithtown, NY 11787
OFF MARKET

$929,200

Trulia Estimate
  • 4 Beds
  • 3 Baths
  • 2,596 sqft (on 0.51 acres)

18 Mill Dam Road, Smithtown, NY 11787

Est. Refi. Payment $6,379/mo*
Refinance Your Home
Currently Off Market - Sold Dec 1, 2023 for $780,000

Home Value

Trulia Estimate
$929K
Since last month
Decreased$13K (-1.4%)
Since last year
Increased$46K (+5.3%)
Since last sale
Increased$146K (+18.7%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +105% in the last 10 years
MonthEstimated value
2026
September 2026$926K
August 2026$929K
July 2026$939K
June 2026$934K
May 2026$928K
April 2026$915K
March 2026$912K
February 2026$894K
January 2026$884K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
31 Mill Dam Road, Smithtown, NY
0.09
Single-Family Home
$860,000
10/24/25
4
2.5
2,000
34 Brooksite Drive, Smithtown, NY
0.37
Single-Family Home
$775,000
01/02/26
3
3
2,525
7 Flamingo Drive, Smithtown, NY
0.41
Single-Family Home
$999,000
03/04/26
4
2.5
2,400
30 New Mill Road, Smithtown, NY
0.15
Single-Family Home
$653,000
02/25/26
4
4
3,060
64 Brooksite Drive, Smithtown, NY
0.49
Single-Family Home
$799,000
12/15/25
4
3
2,216
18 Thrush Drive, Smithtown, NY
0.52
Single-Family Home
$930,000
12/22/25
4
2
2,000
10 Kingfisher Drive, Smithtown, NY
0.41
Single-Family Home
$1,700,000
08/11/26
4
3
4,300
8 Noel Place, Smithtown, NY
0.67
Single-Family Home
$915,000
07/08/26
4
3
2,595
66 Cygnet Drive, Smithtown, NY
0.57
Single-Family Home
$1,125,000
07/17/26
4
3.5
2,200
5 Old Landers Court, Smithtown, NY
0.76
Single-Family Home
$965,000
08/11/26
4
2.5
2,800

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
31 Mill Dam Road, Smithtown, NY 11787
0.09
$902,400
4
2.5
2,000
Off Market
41 New Mill Road, Smithtown, NY 11787
0.08
$922,200
3
2
-
Off Market
37 New Mill Road, Smithtown, NY 11787
0.10
$996,500
3
4
-
Off Market
33 Mill Dam Road, Smithtown, NY 11787
0.12
$953,200
4
2.5
2,081
Off Market
31 New Mill Road, Smithtown, NY 11787
0.17
$817,100
5
3.5
4,220
Off Market
1812 Mill Dam Road, Smithtown, NY 11787
0.19
$785,100
3
2
1,600
Off Market
5 Teal Lane, Smithtown, NY 11787
0.17
$910,500
4
2.5
-
Off Market
357 N North Country Road, Smithtown, NY 11787
0.21
$682,200
3
2
1,242
Off Market
3 Greentree Court, Smithtown, NY 11787
0.21
$1,749,999
5
3.5
3,400
For Sale
Lot 6 Four Keystone Ct, Smithtown, NY 11787
0.21
$871,600
4
2.5
2,400
Off Market
14 Sandpiper Court, Smithtown, NY 11787
0.16
$999,999
4
2.5
2,590
For Sale

Local Information

  • Map ViewExplore the area around 18 Mill Dam Road.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1968
0.51 acre lot
2,596 sqft
$358/sqft
Garage

About this House

Brand new to Market.....Lots of Character and charm in this Custom Expanded Ranch with Add'l Space for guests upstairs! Features include: A Beautiful New Kitchen W Quartz Countertops,SS Appliances & Lots of Cabinetry,Great Room W/FP and a full wall of windows(which overlooks 500+ Acres of Caleb State Park Grounds),Spacious Primary Bedroom W/WIC & New Full Bath,2 Add'l Br's on the main floor with an add'l Full Bath,Step Upstairs to a Family Room,4th BR & 3rd Bathroom,HW Floors throughout (also under carpets in BR's),Basement W/OSE ,200 Amp Elec,Roof(1 Layer- 2010),New Siding,Newer Windows,Cesspools-2008,Newly Expanded Driveway & An oversized 2+ Car garage! All This and more set on 1/2 Acre of Gorgeous & Secluded property in a quiet culdesac yet, just a quick stroll to the Town & LIRR!, Additional information: Appearance:Mint+,Interior Features:Guest Quarters
18 Mill Dam Road, Smithtown, NY 11787 is a 4 bedroom, 3 bathroom, 2,596 sqft single-family home built in 1968. It last sold for $780,000 on Dec 1, 2023 (8% above the $719,000 asking price). This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $929,200, with a rent estimate of $4,964/month.
Last check for updates: about 22 hours ago
Listed by Deborah Lettieri, (631) 827-3056
Signature Premier Properties, (631) 360-2800
Bought with: Christine R. Stevens SRES, (631) 879-7018, Howard Hanna Coach, (631) 360-1900
Source: OneKey® MLS as distributed by MLS GRID, MLS#L3504558

Home Details for 18 Mill Dam Road

Interior Features

Interior Details
Basement: Partially Finished,Walk-Out AccessNumber of Rooms: 8
Beds & Baths
Number of Bedrooms: 4Number of Bathrooms: 3Number of Bathrooms (full): 3
Dimensions and Layout
Living Area: 2596 Square Feet
Appliances & Utilities
Appliances: Dishwasher, Dryer, Microwave, Refrigerator, Washer, Tankless Water HeaterDishwasherDryerMicrowaveRefrigeratorWasher
Heating & Cooling
Heating: Baseboard,OilHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Baseboard
Fireplace & Spa
Number of Fireplaces: 1Has a FireplaceNo Spa
Windows, Doors, Floors & Walls
Flooring: Hardwood
Levels, Entrance, & Accessibility
Levels: Three Or MoreFloors: Hardwood

Exterior Features

Exterior Home Features
Fencing: FencedExterior: MailboxNo Private Pool
Parking & Garage
No CarportGarageHas Open ParkingParking: Attached,Driveway,Garage,Private
Frontage
Waterfront: Pond
Water & Sewer
Sewer: Cesspool

Property Information

Year Built
Year Built: 1968
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family Residence, ResidentialArchitecture: Exp Ranch
Building
Construction Materials: Brick, Vinyl SidingNot Attached Property
Property Information
Not Included in Sale: Curtains/Drapes, Dehumidifier, Flat Screen TV Bracket, Generator, GrillParcel Number: 0800100000100025000

Price & Status

Price
List Price: $719,000
Status Change & Dates
Off Market Date: Fri Sep 29 2023

Active Status

MLS Status: Sold

Location

Direction & Address
City: Smithtown
School Information
Elementary School: Accompsett Elementary SchoolJr High / Middle School: Accompsett Middle SchoolHigh School: Smithtown High School-WestHigh School District: Smithtown

Building

Building Area
Building Area: 2596 Square Feet

Community

Not Senior Community

HOA

No HOA

Lot Information

Lot Area: 0.51 acres

Offer

Listing Agreement Type: Exclusive Right To Lease

Miscellaneous

BasementMls Number: L3504558Attic: Full, Unfinished, Walkup

Additional Information

HOA Amenities: Park

Price and Tax history

DateEventPrice
Dec 1, 2023
Source: OneKey® MLS as distributed by MLS GRID #L3504558
Sold
$780,000
Oct 2, 2023
Source: OneKey® MLS as distributed by MLS GRID #3504558
Pending
$719,000
Sep 29, 2023
Source: OneKey® MLS as distributed by MLS GRID #3504558
ListingRemoved
Sep 18, 2023
Source: OneKey® MLS as distributed by MLS GRID #3504558
Listed For Sale
$719,000
May 8, 2015
Source: OneKey® MLS as distributed by MLS GRID #L2727349
Sold
$455,000

Market trends in Smithtown

Last updated August 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$828K
$14.33KMoM
Sale-to-List Price
103.0%
Price per sq ft
$411
$13MoM
Available listings
95
8MoM

Around this home

What Locals Say about Smithtown

At least 232 Trulia users voted on each feature.

  • 92 % Say car is needed

  • 89 % Say it's dog friendly

  • 88 % Say parking is easy

  • 88 % Say yards are well-kept

  • 85 % Say there's holiday spirit

  • 76 % Say it's quiet

  • 74 % Say people would walk alone at night

  • 67 % Say there's wildlife

  • 60 % Say they plan to stay for at least 5 years

  • 60 % Say kids play outside

  • 57 % Say neighbors are friendly

  • 55 % Say streets are well-lit

  • 41 % Say there are sidewalks

  • 39 % Say it's walkable to restaurants

  • 39 % Say there are community events

  • 37 % Say it's walkable to grocery stores

Sourced by Trulia users. Learn more about our methodology.
  • nancy hark
    "I have to commute very far - it takes 1-1/2 to 2 hours. There is always traffic on the route. Working from home would be better for me."
    1
    Flag
  • Madeline Barbera
    "There’s a nice dog area in blydenburgh park but this is a horse neighborhood there are over 10,000 horses living here "
    0
    Flag
  • Jackedon24s
    "I’ve lived here my whole life, and everybody is for the most part, friendly and watch out for each other"
    0
    Flag
  • Elle Tee
    "There are lots of families in this area. It’s very neighborly. Only issue would be the occasional larceny out of cars left unlocked at night. "
    2
    Flag
  • Cgallaer
    "Short drive to from the Deer Park and Smithtown LIRR stations. Not too far from the Huntington or Babylon stations. "
    1
    Flag
  • Kimani J.
    "Most residents do not use public transportation. You will need your own vehicle in order to get around. "
    0
    Flag
  • Cgallaer
    "Great place to raise a family with lots of parks and other outdoor activities. It’s also close to other towns in Suffolk County, beaches, and has several LIRR train lines nearby. "
    4
    Flag
  • Cgallaer
    "I work in Manhattan so I take the LIRR to work. There are several train stations in the area and most have lots of parking and good service. "
    3
    Flag
  • Ejclassicdesign
    "Very nice area, safe and close to the beach. Nice school district. It is pricey to attain entrance into the housing market but the values tend to increase relatively fast over time. "
    6
    Flag
  • Robert B.
    "Very safe neighborhood, friendly residents, good schools, very good shopping areas. Has good parks and hiking areas. "
    4
    Flag
  • A &. J. G.
    "Love this neighborhood and having everything so close. I wish there was more Hispanic restaurants around since we love that type of food and have to go far to get it."
    5
    Flag
  • A &. J. G.
    "Quite neighborhood to take a stroll either alone, with the kids or family, or simply to walk the dog. The streets are clean and you feel safe."
    1
    Flag
  • rg9623
    "Smithtown is a great place to raise a family. Has great public schools and has great parks and recreation. Beach’s are close and well maintained "
    5
    Flag
  • Adrian M.
    "Nice houses, safe, close to shopping and entertainment, limited public transportation and expensive."
    0
    Flag
  • hanalu
    "I live here for two years for now, it’s a quiet and safe place, nice people around, and great schools. The tax is crazy high, but if you can handle the housing price and the tax, you are all good to go. Many restaurants nearby, although not very diversity, but still satisfy your basic needs. "
    1
    Flag
  • Laura N.
    "Dog loving community. Great family town. Great school district. Enjoyed 23 years here. Highly recommended."
    0
    Flag
  • Adrian M.
    "The commute itime depends on the time of the day. At noon, traffic can be heavy downtown. Smithtown bypass traffic is usually good."
    0
    Flag
  • Alidalang4
    "Great community and accessibility to shopping and stores . The neighborhoods and neighbor are nice and maintained. Quiet clean neighborhood. "
    1
    Flag
  • Danielle M.
    "Amazing place to raise kids. Great school Districts and opportunities for students to do extra curricular activities as well as sports. The neighborhood is really community oriented and children are often seen in the area playing. One of the biggest benefits is there are many great families and places for the kids to play. I think you will be impressed with the schools and the participation of the staff and teachers. "
    0
    Flag
  • Unspecified
    "Neighbors look out for one another. The homes are well kept. Good schools. Town services are good. Great bars and restaurants nearby."
    1
    Flag
  • Mpyles1982
    "Great schools, early morning drop off available for working parents. A lot of activities to keep your children busy. The only downside is the area lacks diversity."
    0
    Flag
  • Heavensentforeva
    "Great family location. There are also tons of dog people where I currently reside. We usually all walk our dogs together. It is a tight knit community. Everyone pretty much knows everyone on our block. "
    0
    Flag
  • Robertaglasser
    "The homes are very unique many different styles of homes from capes to ranches to split levels nice neighborhoods for raising family "
    1
    Flag
  • Mayivalenzuela
    "We have a very safe, clean and peaceful environment. Near public and private beaches and parks. Great School district. "
    1
    Flag
  • Marissa
    "I’ve lived here for 9 years and everything is centrally located. Wonderful for families especially young ones. "
    1
    Flag

LGBTQ Local Legal Protections

Based on information submitted to the MLS GRID as of 2026-09-14 00:43:25 PDT All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Some IDX listings have been excluded from this website. Click here for more information

Frequently asked questions about 18 Mill Dam Road

  • What is 18 Mill Dam Road estimated to be worth?
    Trulia's estimated value for 18 Mill Dam Road in Smithtown, NY is $929,200.
  • What is the price history for 18 Mill Dam Road?
    18 Mill Dam Road in Smithtown, NY last sold for $780,000 in December 2023.
  • Is Smithtown a buyer's or seller's market?
    Smithtown is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Smithtown?
    The median sale price in Smithtown is $828K. That is up $14.33K from the prior month.
  • Does 18 Mill Dam Road have air conditioning?
    Yes, 18 Mill Dam Road in Smithtown, NY has air conditioning.
  • Does 18 Mill Dam Road have laundry facilities?
    Yes, 18 Mill Dam Road in Smithtown, NY has in-unit laundry.

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