21 Barnes St, Smithtown, NY 11787
OFF MARKET

$780,500

Trulia Estimate
  • 3 Beds
  • 2 Baths

21 Barnes St, Smithtown, NY 11787

The Landing
Est. Refi. Payment $5,399/mo*
Refinance Your Home

Home Value

Trulia Estimate
$781K
Since last month
Decreased$62K (-7.3%)
Since last year
Increased$16K (+2.1%)
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 +84% in the last 10 years
MonthEstimated value
2026
November 2026$784K
October 2026$776K
September 2026$845K
August 2026$797K
July 2026$789K
June 2026$800K
May 2026$800K
April 2026$745K
March 2026$753K
February 2026$806K
January 2026$786K
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
10 Marlan Court, Smithtown, NY
0.17
Single-Family Home
$650,000
12/05/25
3
2
2,402
16 Pantzer Street, Smithtown, NY
0.07
Single-Family Home
$775,000
03/10/26
4
2.5
2,369
263 N Country Road, Smithtown, NY
0.17
Single-Family Home
$650,000
06/08/26
3
3
1,561
23 Hurtin Boulevard, Smithtown, NY
0.15
Single-Family Home
$920,000
09/16/26
4
2.5
2,341
16 Crawford Street, Smithtown, NY
0.18
Single-Family Home
$840,000
05/15/26
4
2.5
2,890
271 N Country Road, Smithtown, NY
0.20
Single-Family Home
$1,025,000
02/18/26
4
2.5
-
12 Dartmouth Dr, Smithtown, NY
0.44
Single-Family Home
$550,000
04/17/26
3
1.5
-
Lot 21 Hurtin Boulevard, Smithtown, NY
0.17
Single-Family Home
$979,900
04/07/26
5
2.5
3,100
28 Dartmouth Drive, Smithtown, NY
0.46
Single-Family Home
$740,000
10/16/26
3
1.5
1,628
3 Aron Street, Smithtown, NY
0.25
Single-Family Home
$790,000
06/09/26
4
3
1,756

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
21 Pia Boulevard, Smithtown, NY 11787
0.00
$768,400
3
2
1,650
Off Market
20 Lizetta St, Smithtown, NY 11787
0.02
$813,900
4
3
2,116
Off Market
23 Pia Blvd, Smithtown, NY 11787
0.02
$744,200
4
3
2,260
Off Market
19 Pia Blvd, Smithtown, NY 11787
0.02
$932,800
4
2.5
2,800
Off Market
22 Lizetta St, Smithtown, NY 11787
0.03
$895,500
4
3
2,562
Off Market
20 Pia Blvd, Smithtown, NY 11787
0.03
$813,500
3
3
2,116
Off Market
18 Lizetta St, Smithtown, NY 11787
0.03
$872,000
4
3
2,116
Off Market
11 Lizetta St, Smithtown, NY 11787
0.03
$791,500
Studio
-
-
Off Market
18 Pia Blvd, Smithtown, NY 11787
0.04
$868,100
5
2.5
2,802
Off Market
22 Pia Blvd, Smithtown, NY 11787
0.04
$846,800
4
2.5
2,200
Off Market
17 Pia Blvd, Smithtown, NY 11787
0.05
$950,300
Studio
-
-
Off Market
21 Lizetta St, Smithtown, NY 11787
0.05
$828,400
4
3
3,001
Off Market
21 Demont St, Smithtown, NY 11787
0.05
$904,400
5
3
3,200
Off Market
16 Lizetta St, Smithtown, NY 11787
0.05
$878,400
4
3
2,802
Off Market
23 Lizetta St, Smithtown, NY 11787
0.05
$762,700
6
3
2,116
Off Market
23 Lizetta St, Smithtown, NY 11787
0.05
-
-
-
-
Off Market
19 Lizetta Street, Smithtown, NY 11787
0.05
$833,000
4
2.5
2,122
Off Market
19 Demont St, Smithtown, NY 11787
0.05
$935,200
4
3
2,287
Off Market
16 Pia Boulevard, Smithtown, NY 11787
0.05
$857,700
4
2.5
-
Off Market
23 Demont Street, Smithtown, NY 11787
0.06
$926,200
4
2.5
2,200
Off Market

Local Information

  • Map ViewExplore the area around 21 Barnes St.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1973

About this House

Fabulous Updated Ranch In North Smithtown. Inground Pool, Updated Baths, Siding, Roof. Great Location. Don't Miss Out! Brokered And Advertised By: Charles Rutenberg Realty Inc Listing Agent: Lisa Leporin
21 Barnes St, Smithtown, NY 11787 is a 3 bedroom, 2 bathroom single-family home in The Landing, built in 1973. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $780,500, with a rent estimate of $4,176/month.

Home Details for 21 Barnes St

Property Information

Year Built
Year Built: 1973
Property Type / Style
Property Type: Single Family Home

Price and Tax history

DateEventPrice
Jul 8, 2012
Source: Agent Provided
ListingRemoved
$429,000
Jun 1, 2012
Source: Agent Provided
Listed For Sale
$429,000

Market trends in Smithtown

Last updated September 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$890K
$64.83KMoM
Sale-to-List Price
103.6%
0.6%MoM
Price per sq ft
$427
$18MoM
Available listings
95
Sourced by Trulia Market Trends

Around this home

View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

The Landing
See Local Highlights
Neighborhood stats provided by third party data sources.

LGBTQ Local Legal Protections

Frequently asked questions about 21 Barnes St

  • What is 21 Barnes St estimated to be worth?
    Trulia's estimated value for 21 Barnes St in Smithtown, NY is $780,500.
  • Is Smithtown a buyer's or seller's market?
    Smithtown is currently a balanced market, based on recent for-sale activity.
  • What's the median sale price in Smithtown?
    The median sale price in Smithtown is $890K. That is up $64.83K from the prior month.
  • What are the closest schools to 21 Barnes St?
    The closest schools to 21 Barnes St in Smithtown, NY are Dogwood Elementary School (rated 8/10), Nesaquake Middle School (rated 7/10), Smithtown High School East (rated 10/10).

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