Suffolk County  »  11733  »  Birchwood Ave  »  21 Birchwood Ave

21 Birchwood Avenue, East Setauket, NY 11733 Property Information

21 Birchwood Avenue, East Setauket, NY 11733 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

21 Birchwood Avenue, East Setauket, NY 11733
static Mapbox map

Address

Primary address 21 Birchwood Avenue, East Setauket
Zip code 11733
County Suffolk
Municipality Brookhaven
Parcel ID 405610

Sales & Tax Overview for 21 Birchwood Avenue, East Setauket

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

Current property tax $4,168

Lot & Building Information for 21 Birchwood Avenue, East Setauket

Building sqft 1,456
Building class One Family Year-Round Residence (210)
Acreage 0.14
Year built 1920
Rooms 6
Bedrooms 3
Bathrooms 2
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

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 Birchwood Avenue, East Setauket

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 21 Birchwood Avenue, East Setauket , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Unlock all property data with a free account.
Sign up

About 21 Birchwood Avenue, East Setauket

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

21 Birchwood Avenue, East Setauket, NY 11733 was built in 1920 and has a total of 1,456 square feet.

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

Assessed at $1,700, the tax amount paid for 21 Birchwood Avenue, East Setauket, NY 11733 is $6,891.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 21 Birchwood Avenue, East Setauket

Create a free account to view the complete sales history for 21 Birchwood Avenue, East Setauket, including title documents, transfer conditions, mortgages and liens.

No recorded sales for this property.

Title Documents for 21 Birchwood Avenue, East Setauket

Data not available for this property.

Property Taxes for 21 Birchwood Avenue, East Setauket

Access detailed property tax data for 21 Birchwood Avenue, 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 $6,892
Current property tax $4,168
Market value $320,755
Assessed value $1,700

Assessment History for 21 Birchwood Avenue, East Setauket

Here's the assessment & property tax history for 21 Birchwood Avenue, 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
2024-2025 $320,755 $1,700 390.291 $6,635 +5.22%
2023-2024 $314,815 $1,700 370.923 $6,306 +1.16%
2022-2023 $274,193 $1,700 366.664 $6,233 +2.30%
2021-2022 $229,730 $1,700 358.42 $6,093 +0.85%
2020-2021 $220,779 $1,700 355.402 $6,042 +3.91%

Permits for 21 Birchwood Avenue, East Setauket

The complete history of permits filed for 21 Birchwood Avenue, 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.

Risk

Create a free account to unlock extended information for 21 Birchwood Avenue, 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 Birchwood Avenue, 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)
The Laurel Hill School NR Private PK-8 321 0.73
The Laurel Hill School NR Private PK-8 321 0.73
Our Lady of Wisdom Regional School NR Private PK-8 74 0.81
Our Lady of Wisdom Regional School NR Private PK-8 74 0.81
Setauket Elementary School 7 Public PK, K-6 604 1.40

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
The Laurel Hill School NR Private PK-8 321 0.73
Our Lady of Wisdom Regional School NR Private PK-8 74 0.81
Port Jefferson Middle School 7 Public 6-8 222 1.13
Maryhaven Center Of Hope NR Private 47 1.48
Paul J Gelinas Junior High School 8 Public 7-9 647 2.13

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Earl L Vandermeulen High School 9 Public 9-12 323 1.13
Maryhaven Center Of Hope NR Private 47 1.48
Ward Melville Senior High School 10 Public 9-12 1,507 2.53
The Stony Brook School NR Private 7-12 412 3.12
Mount Sinai High School 9 Public 9-12 720 3.15

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

Neighbors for 21 Birchwood Avenue, East Setauket

Here are the neighbors for 21 Birchwood Avenue, East Setauket.

Address Square feet Purchase date Purchase price
15 Birchwood Ave, East Setauket 06/09/2020
23 Birchwood Ave, East Setauket 782 09/27/2021 $440,000
6 Birchwood Ave, East Setauket 1,128 09/18/2002 $290,000
10 Adams St, East Setauket 2,450 11/07/2007
22 Walnut St, East Setauket 02/28/2022
19 Birchwood Ave, East Setauket 1,692 06/18/2018 $10
9 Adams St, East Setauket 576 09/27/1994 $110,000
24 Walnut Ave, East Setauket 1,038 08/13/2024
4 Adams St, East Setauket 1,668
25 Birchwood Ave, East Setauket 1,798 12/12/2024
12 Walnut Ave, East Setauket 1,602 09/30/2008
11 Birchwood Ave, East Setauket 1,200 09/20/1996
5 Birchwood Ave, East Setauket 09/20/2023
33 Birchwood Ave, East Setauket 576 03/22/2000 $90,000
18 Walnut Ave, East Setauket 06/26/2006 $500,000
3 Birchwood Ave, East Setauket 738
6 Adams St, East Setauket 1,053 03/18/1998
14 Walnut Ave, East Setauket 09/17/2001 $252,500
37 Birchwood Ave, East Setauket 1,428 03/02/2017
16 Walnut Ave, East Setauket 1,436 06/21/2017

Nearby ZIP Codes for 21 Birchwood Avenue, East Setauket

Not sure if we cover all the data-points you need? View sample full report View sample full report