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27 Hartwell Drive, Mount Sinai, NY 11766 Property Information

27 Hartwell Drive, Mount Sinai, NY 11766 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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27 Hartwell Drive, Mount Sinai, NY 11766
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Address

Primary address 27 Hartwell Drive, Mount Sinai
Zip code 11766
County Suffolk
Municipality Brookhaven
Parcel ID 1103192

Sales & Tax Overview for 27 Hartwell Drive, Mount Sinai

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

Current property tax $15,552

Lot & Building Information for 27 Hartwell Drive, Mount Sinai

Building sqft 2,294
Building class One Family Year-Round Residence (210)
Acreage 1.06
Year built 1985
Rooms 8
Bedrooms 4
Bathrooms 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Mount Sinai

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Other Property Data for 27 Hartwell Drive, Mount Sinai

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About 27 Hartwell Drive, Mount Sinai

What is the year built & the total sq. ft. for 27 Hartwell Drive, Mount Sinai, NY 11766?

27 Hartwell Drive, Mount Sinai, NY 11766 was built in 1985 and has a total of 2,294 square feet.

What is the assessed value of 27 Hartwell Drive, Mount Sinai, NY 11766 and the property tax paid?

Assessed at $4,000, the tax amount paid for 27 Hartwell Drive, Mount Sinai, NY 11766 is $16,448.

When was 27 Hartwell Drive, Mount Sinai, NY 11766 last sold?

27 Hartwell Drive, Mount Sinai, NY 11766 was last sold in 10/14/2009.

Ownership Information

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Real Estate Reports:
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
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.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
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Past Sales & Property History for 27 Hartwell Drive, Mount Sinai

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No recorded sales for this property.

Title Documents for 27 Hartwell Drive, Mount Sinai

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Date Type Amount Party 1 Party 2 Doc image
10/14/2009 - D
11/19/2009 - R
Deed
           
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 27 Hartwell Drive, Mount Sinai

Access detailed property tax data for 27 Hartwell Drive, Mount Sinai, NY 11766. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Base tax $16,449
Current property tax $15,552
Market value $754,717
Assessed value $4,000

Assessment History for 27 Hartwell Drive, Mount Sinai

Here's the assessment & property tax history for 27 Hartwell Drive, Mount Sinai, 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 $754,717 $4,000 394.249 $15,770 +3.18%
2023-2024 $740,740 $4,000 382.097 $15,284 +3.44%
2022-2023 $645,162 $4,000 369.378 $14,775 +2.22%
2021-2022 $540,541 $4,000 361.352 $14,454 +2.37%
2020-2021 $519,481 $4,000 352.982 $14,119 +2.16%

Permits for 27 Hartwell Drive, Mount Sinai

The complete history of permits filed for 27 Hartwell Drive, Mount Sinai, 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

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

Transportation

Access the detailed traffic volume map for 27 Hartwell Drive, Mount Sinai to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Mount Sinai Middle School 5 Public 5-8 667 0.98
John F Kennedy Middle School 4 Public 4, 6-8 822 1.65
North Shore Christian School NR Private PK, K-6 101 1.76
North Shore Christian School NR Private PK, K-6 101 1.76
Clinton Avenue School NR Public K-2 441 1.78

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Mount Sinai Middle School 5 Public 5-8 667 0.98
John F Kennedy Middle School 4 Public 4, 6-8 822 1.65
Maryhaven Center Of Hope NR Private 47 2.45
North Country Road School 5 Public 6-8 534 2.68
Port Jefferson Middle School 7 Public 6-8 222 2.85

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Mount Sinai High School 9 Public 9-12 720 1.09
Comsewogue High School 6 Public 9-12 1,153 1.42
Miller Place High School 9 Public 9-12 820 1.64
Maryhaven Center Of Hope NR Private 47 2.45
Sunshine Alternative Education Center NR Private 10-12 10 2.74

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

Neighbors for 27 Hartwell Drive, Mount Sinai

Here are the neighbors for 27 Hartwell Drive, Mount Sinai.

Address Square feet Purchase date Purchase price
23 Hartwell Dr, Mount Sinai 2,495
303 MT Sinai Coram Rd, Mount Sinai 2,553
297 MT Sinai Coram Rd, Mount Sinai 2,888 06/18/2025 $820,000
143 Harbor Beach Rd, Mount Sinai 860 07/31/2015 $225,000
149 Harbor Beach Rd, Mount Sinai 1,140 07/09/1995 $215,000
98 Chestnut St, Mount Sinai 2,515 10/31/1995 $200,000
145 Harbor Beach Rd, Mount Sinai 2,304
299 MT Sinai Coram Rd, Mount Sinai 1,990
131 Harbor Beach Rd, Mount Sinai 3,332 04/16/2019 $685,000
151 Harbor Beach Rd, Mount Sinai 1,513 01/07/2021
161 Harbor Beach Rd, Mount Sinai 1,344 08/22/2016 $370,000
96 Chestnut St, Mount Sinai 2,305 09/27/2005 $550,000
159 Harbor Beach Rd, Mount Sinai 828 04/11/2023 $425,000
25 Hartwell Dr, Mount Sinai 2,555 02/18/2011 $440,000
129 Harbor Beach Rd, Mount Sinai 2,311 05/30/2025
301 MT Sinai Coram Rd, Mount Sinai 2,377
295 MT Sinai Coram Rd, Mount Sinai 2,553 02/09/2023
94 Chestnut St, Mount Sinai 2,305 08/03/2018 $510,000
29 Hartwell Dr, Mount Sinai 2,265 10/31/2018 $500,000
141 Harbor Beach Rd, Mount Sinai 3,967 02/09/2024

Nearby ZIP Codes for 27 Hartwell Drive, Mount Sinai

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