3 Harmon Pl, Smithtown, NY 11788
Property image
Property image
OFF MARKET

3 Harmon Pl
Smithtown, NY 11788

  • 3 Beds
  • 2 Baths
  • 1,117 sqft (on 0.26 acres)

$708,800

Trulia Estimate
as of Aug 20, 2026
Est. Refi. Payment $4,752/mo*

$708,800

Trulia Estimate
as of Aug 20, 2026
Est. Refi. Payment $4,752/mo*
3 Beds
2 Baths
1,117 sqft
(on 0.26 acres)

Home Value

Trulia Estimate
$709K
Since last month
Increased$2K (+0.2%)
Since last year
Increased$19K (+2.7%)
Since last sale
Increased$385K (+118.4%)
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 +9% in the last 10 years
MonthEstimated value
2026
August 2026$710K
July 2026$708K
June 2026$713K
May 2026$708K
April 2026$696K
March 2026$693K
February 2026$686K
January 2026$682K
2025

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
0.35
Single-Family Home
$655,000
07/29/26
3
2
1,000
0.26
Single-Family Home
$723,000
07/28/26
3
2
1,727
0.27
Single-Family Home
$715,000
05/07/26
4
2
2,026
0.27
Single-Family Home
$665,000
12/22/25
4
1.5
1,656
0.16
Single-Family Home
$850,000
11/14/25
4
2.5
1,878
0.28
Single-Family Home
$825,000
09/26/25
3
2
1,848
0.55
Single-Family Home
$720,000
10/17/25
3
2
1,200
0.40
Single-Family Home
$740,000
04/29/26
3
2
1,909
0.59
Single-Family Home
$568,000
04/10/26
3
2
1,332
0.47
Single-Family Home
$787,500
09/09/25
3
3
1,250

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
0.05
$1,235,000
4
3.5
2,650
Off Market
0.10
$1,242,200
4
3.5
-
Off Market
0.12
$799,999
4
2.5
2,094
For Sale
0.13
$942,400
4
2.5
-
Off Market
0.14
$839,600
3
2.5
-
Off Market
0.16
$891,400
6
3
2,275
Off Market
0.16
$850,000
4
2.5
1,878
Recently Sold
0.16
$926,500
5
3.5
2,551
Off Market
0.18
-
3
1.5
-
Off Market
0.18
$853,800
4
2.5
2,000
Off Market
0.20
-
4
2.5
1,828
Off Market
0.20
$913,000
4
2.5
2,250
Off Market

Local Information

  • Map ViewExplore the area around 3 Harmon Pl.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1960
Lot Size
0.26 acres
Living Area
1,117 sqft
Price/Sqft
$635
Parking
Garage

About this House

Lovely, Wide Line Ranch With Updated Vinyl Siding, Roof, Windows, Burner, Kitchen Appliances, And More. Home Boasts A Large Living Room, Formal Dining Room And Master Bedroom Suite With L/2 Bth. There Is An Igs System, 2 A/C's, And An Alarm System. Bring Your Own Taste To This Lovely Home In Hauppauge Schools And Make It Your Own!
3 Harmon Pl, Smithtown, NY 11788 is a 3 bedroom, 2 bathroom, 1,117 sqft single-family home built in 1960. It last sold for $325,000 on Sep 23, 2014. It is currently off market. The Trulia Estimate is $708,800, with a rent estimate of $3,846/month.

Home Details for 3 Harmon Pl

Interior Features

Levels, Entrance, & Accessibility
Stories: 1
Interior Details
Number of Rooms: 6Types of Rooms: Dining Room, Family Room
Appliances & Utilities
DishwasherDryerRefrigeratorWasher
Fireplace & Spa
Fireplace

Exterior Features

Exterior Home Features
Roof: OtherExterior: Other
Parking & Garage
GarageParking Space: 1Parking: Garage Attached

Property Information

Year Built
Year Built: 1960
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Lot Information

Lot Area: 0.26 acres

Price and Tax history

DateEventPrice
Sep 23, 2014
Source: N/A
Sold
$325,000
Jun 4, 2014
Source: OneKey® MLS as distributed by MLS GRID #L2636234
Sold
$325,000
Mar 9, 2014
Source: Agent Provided
PriceChange
$349,000
Price decreased by 2%
Feb 11, 2014
Source: Agent Provided
PriceChange
$355,000
Price decreased by 4%
Jan 23, 2014
Source: Agent Provided
PriceChange
$369,000
Price decreased by 8%

Market trends in Hauppauge

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
32
8
MoM

What Locals Say about Hauppauge

At least 127 Trulia users voted on each feature.
  • 87 % Say parking is easy

  • 87 % Say car is needed

  • 84 % Say there's holiday spirit

  • 81 % Say it's dog friendly

  • 76 % Say yards are well-kept

  • 72 % Say people would walk alone at night

  • 70 % Say it's quiet

  • 66 % Say they plan to stay for at least 5 years

  • 64 % Say kids play outside

  • 64 % Say streets are well-lit

  • 59 % Say there are sidewalks

  • 52 % Say neighbors are friendly

  • 46 % Say there's wildlife

  • 38 % Say it's walkable to grocery stores

  • 31 % Say it's walkable to restaurants

  • 29 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • Myamericanrealty1
    "Everybody walks their dog on a leash and picks up after their dogs. No complaint and I’ve lived here for 30 years."
  • Bogdan Anitei
    "Quiet neighbors (for the most part), safe streets, 5-10 minutes to all shopping needs, multiple different restaurants all within 10-15 minutes. Multiple children activities, resident only park and beach access, summertime events, kids programs, etc. "
  • Trulia User
    "Good area overall worth staying, schools are nice, closer to highways. Good suburban feel. Nice houses"
  • Trulia User
    "Lived here for 28 years. Friendly people always looking out for each other. Very safe neighborhood. "
  • Porechovsky
    "We moved here for the schools and we are so happy we did! The school programs and teachers are wonderful."
  • Porechovsky
    "The school events, games. concerts, plays and musicals. etc., are well attended by parents and community members. "
  • Rosi R.
    "Is kid friendly and everyone is very nice and lookout for each other. You feel safe in this neighborhood."
  • Gary R.
    "Hauppauge is divided into two towns Islip and SMithtown. Hauppauge is spread out with no real town. But many nice neighborhoods "
  • Kristen S.
    "Close to all highways and close to gas stations and restaurants. I love living here. Friendly people "
  • Emily B.
    "I think hauppauge has nice school districts and is a very family oriented area. The area is very safe and very well kept "
  • Nh0620
    "I just love living in Hauppauge it is safe and beautiful people all over the schools are great. Dogs are All over. Kids are always out. The best place ever"
  • Turcio79
    "Great they are very polite and friendly they are not whole lot in the area walking around its quite "
  • James P.
    "You see people walking their dogs around the neighborhood. Most houses have back yards that are fenced in to let your pets play. "
  • James P.
    "The schools are great and have lots of activities for the kids. There are many extracurricular activities as well that are available for the kids to take part in. "
  • Gary L.
    "I commute against traffic. I go east to Patchogue and come home traveling west. I have a 20 minute commute. I’m close to major highways. "
  • Gary L
    "I have lived in this neighborhood for 23 years. It is safe, well kept and a desirable neighborhood to live in. "
  • Jeff T.
    "The neighborhood is very quiet and safe. All dogs are on leases and the owners pick up after their pets. Everyone is friendly in our development. "
  • Gary L.
    "There’s a lot of space on the streets to walk. Most of the streets have light traffic and it’s a safe area"
  • Deckmeface
    "Most of the neighbors know each other and we all help each other out. Snow storms become social engagements as we all help those that need it. Everyone cares about their homes."
  • Frank
    "Great place to raise a family......Low taxes and nice size properties. Other neighborhoods offer much less for much more. "
  • Loveoldstuff1800
    "It smells really really bad. Like the cesspooL HASNT BEEN PUMPED IN 125 years and there are really big mice rats and roaches"
  • Riesm200
    "I've lived in this neighborhood for 24 years it's been quiet and lovely the entire time. it's very peaceful here I'm going to miss it."

LGBTQ Local Legal Protections

Frequently asked questions about 3 Harmon Pl

  • What is 3 Harmon Pl estimated to be worth?
    Trulia's estimated value for 3 Harmon Pl in Smithtown, NY is $708,800.
  • What is the price history for 3 Harmon Pl?
    3 Harmon Pl in Smithtown, NY last sold for $325,000 in September 2014.
  • Is Smithtown a buyer's or seller's market?
    Smithtown is currently a seller's market, based on recent for-sale activity.
  • What do residents say about Smithtown?
    Residents describe Smithtown, NY as easy to park in, dog-friendly, and well-kept. Most residents say you need a car. See recently sold homes in Smithtown, NY.
  • Does 3 Harmon Pl have laundry facilities?
    Yes, 3 Harmon Pl in Smithtown, NY has in-unit laundry.
  • How big is the lot at 3 Harmon Pl?
    The lot at 3 Harmon Pl in Smithtown, NY is about 0.26 acres (11,326 sq ft).

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