Suffolk County  »  11733  »  Cornwallis Rd  »  21 Cornwallis Rd

21 Cornwallis Road, East Setauket, NY 11733 Property Information

21 Cornwallis Road, East Setauket, NY 11733 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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21 Cornwallis Road, East Setauket, NY 11733
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Address

Primary address 21 Cornwallis Road, East Setauket
Zip code 11733
County Suffolk
Municipality Brookhaven
Parcel ID 439350

Sales & Tax Overview for 21 Cornwallis Road, East Setauket

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 08/16/2024
Sale price $836,000
Arm's length
Current property tax $19,556

Lot & Building Information for 21 Cornwallis Road, East Setauket

Building sqft 2,416
Building class One Family Year-Round Residence (210)
Acreage 0.52
Year built 1971
Rooms 8
Bedrooms 4
Bathrooms 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


School district Three Village

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 21 Cornwallis Road, East Setauket

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About 21 Cornwallis Road, East Setauket

What is the year built & the total sq. ft. for 21 Cornwallis Road, East Setauket, NY 11733?

21 Cornwallis Road, East Setauket, NY 11733 was built in 1971 and has a total of 2,416 square feet.

What is the assessed value of 21 Cornwallis Road, East Setauket, NY 11733 and the property tax paid?

Assessed at $5,150, the tax amount paid for 21 Cornwallis Road, East Setauket, NY 11733 is $21,907.

When was 21 Cornwallis Road, East Setauket, NY 11733 last sold and what was the last sale price?

21 Cornwallis Road, East Setauket, NY 11733 was last sold in 08/16/2024 for $836,000.

Ownership Information

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Real Estate Reports:
Eliza Theiss, Jun 23, 2026 NYC Resale Gains & Losses: Every Borough Made Money in 2025, Except Manhattan
In 2025, NYC home-sellers mostly made money. But, in Manhattan, resales came with losses — and it was apartments and recent buyers that absorbed them.
Laura Pop-Badiu, Jun 11, 2026 NYC Business Leaders on RTO: Survey Reveals Hybrid Still Dominates, Office Attendance Set to Rise
Hubble’s recent survey of 126 founders, CEOs and other decision-makers in New York City’s startup ecosystem revealed how local business leaders are approaching workplace strategy in 2026 and beyond.
Eliza Theiss, Jun 04, 2026 World Cup or Your Mortgage/Rent? Ticket Prices Rival Host City Housing Costs
World Cup ticket prices rival monthly housing expenses in the 11 U.S. host cities, with even the cheapest seats covering weeks or even months of rent or mortgage payments.
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Past Sales & Property History for 21 Cornwallis Road, East Setauket

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Purchase date Purchase price Buyer name Seller name
08/16/2024 $836,000

Title Documents for 21 Cornwallis Road, East Setauket

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Date Type Amount Party 1 Party 2 Doc image
10/08/2024 - R
08/16/2024 - D
Deed
           
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 21 Cornwallis Road, East Setauket

Access detailed property tax data for 21 Cornwallis Road, East Setauket, NY 11733. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Base tax $21,908
Current property tax $19,556
Market value $971,698
Assessed value $5,150

Assessment History for 21 Cornwallis Road, East Setauket

Here's the assessment & property tax history for 21 Cornwallis Road, East Setauket, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessment value Total tax rate Property tax Year over year change
2025-2026 $971,698 $5,150 425.389 $21,908 +4.07%
2024-2025 $971,698 $5,150 408.764 $21,051 +5.13%
2023-2024 $953,703 $5,150 388.818 $20,024 +1.20%
2022-2023 $830,645 $5,150 384.195 $19,786 +2.22%
2021-2022 $695,946 $5,150 375.859 $19,357 +1.41%

Permits for 21 Cornwallis Road, East Setauket

The complete history of permits filed for 21 Cornwallis Road, East Setauket, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Data not available for this property.

Brookhaven residential market stats

Median Sale Price
$575,000
4.5% YoY
Median Price/Sqft
$348
2.4% YoY
Suffolk County Median Sale Price
$677,000
5.9% YoY

Access a detailed real estate market overview of Brookhaven so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Brookhaven and compare it to other neighborhoods in Suffolk County.

Risk

Create a free account to unlock extended information for 21 Cornwallis Road, East Setauket, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)

Transportation

Access the detailed traffic volume map for 21 Cornwallis Road, East Setauket to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Nassakeag Elementary School 7 Public PK, K-6 543 0.20
Nassakeag Elementary School 7 Public PK, K-6 543 0.20
Minnesauke Elementary School 8 Public PK, K-6 642 1.02
Minnesauke Elementary School 8 Public PK, K-6 642 1.02
International Christian School NR Private PK, K-12 0 1.76

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Robert Cushman Murphy Junior High School 8 Public 7-9 667 1.12
The Stony Brook School NR Private 7-12 412 1.55
International Christian School NR Private PK, K-12 0 1.76
Paul J Gelinas Junior High School 8 Public 7-9 647 2.23
Dawnwood Middle School 5 Public 6-8 1,074 2.60

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
The Stony Brook School NR Private 7-12 412 1.55
Ward Melville Senior High School 10 Public 9-12 1,507 1.74
International Christian School NR Private PK, K-12 0 1.76
Centereach High School 6 Public 9-12 1,475 2.58
Earl L Vandermeulen High School 9 Public 9-12 323 2.88

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 21 Cornwallis Road, East Setauket

Here are the neighbors for 21 Cornwallis Road, East Setauket.

Address Square feet Purchase date Purchase price
27 Cornwallis Rd, East Setauket 2,416 08/27/2020 $498,000
31 Cornwallis Rd, East Setauket 2,469 02/21/2020 $635,000
41 Cornwallis Rd, East Setauket 3,157 07/02/2024 $855,000
2 Cornell CT, East Setauket 2,573 07/30/2025 $760,000
12 Settlers Way, East Setauket 2,248 01/15/2015 $517,000
5 Settlers Way, East Setauket 2,402 12/16/2024
39 Cornwallis Rd, East Setauket 2,024 10/11/2005
6 Settlers Way, East Setauket 3,730 07/28/2022 $830,000
25 Cornwallis Rd, East Setauket 2,416 10/27/2010 $555,000
15 Settlers Way, East Setauket 2,176 09/25/2008 $570,000
11 Settlers Way, East Setauket 2,445 08/22/2002 $480,000
23 Cornwallis Rd, East Setauket 2,656 04/26/2022 $605,000
7 Settlers Way, East Setauket 2,270
10 Settlers Way, East Setauket 2,774
17 Settlers Way, East Setauket 2,314 02/22/2021 $605,000
29 Cornwallis Rd, East Setauket 2,469 11/29/2023 $622,000
4 Cornell CT, East Setauket 2,132 09/18/2017 $487,500
26 Cornwallis Rd, East Setauket 1,926 02/08/2023 $639,000
9 Settlers Way, East Setauket 2,782 12/06/2021 $575,000
8 Settlers Way, East Setauket 2,248 04/08/2011 $444,000

Nearby ZIP Codes for 21 Cornwallis Road, East Setauket

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