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30 Mt Sinai Avenue, Mount Sinai, NY 11766 Property Information

30 Mt Sinai Avenue, Mount Sinai, NY 11766 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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30 Mt Sinai Avenue, Mount Sinai, NY 11766
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Address

Primary address 30 Mt Sinai Avenue, Mount Sinai
Zip code 11766
County Suffolk
Municipality Brookhaven
Parcel ID 8712640

Sales & Tax Overview for 30 Mt Sinai Avenue, Mount Sinai

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

Sale date 02/20/2007
Sale price $585,000
Arm's length
Property tax $28,271

Lot & Building Information for 30 Mt Sinai Avenue, Mount Sinai

Building sqft 5,520
Building class One Family Year-Round Residence with Accessory Apartment (215)
Acreage 1.62
Year built 1970
Rooms 11
Bedrooms 8
Bathrooms 4
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Mount Sinai

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

Other Property Data for 30 Mt Sinai Avenue, Mount Sinai

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About 30 Mt Sinai Avenue, Mount Sinai

What is the year built & the total sq. ft. for 30 Mt Sinai Avenue, Mount Sinai, NY 11766?

30 Mt Sinai Avenue, Mount Sinai, NY 11766 was built in 1970 and has a total of 5,520 square feet.

What is the assessed value of 30 Mt Sinai Avenue, Mount Sinai, NY 11766 and the property tax paid?

Assessed at $6,875, the tax amount paid for 30 Mt Sinai Avenue, Mount Sinai, NY 11766 is $28,271.

When was 30 Mt Sinai Avenue, Mount Sinai, NY 11766 last sold and what was the last sale price?

30 Mt Sinai Avenue, Mount Sinai, NY 11766 was last sold in 02/20/2007 for $585,000.

Ownership Information

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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:
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Past Sales & Property History for 30 Mt Sinai Avenue, Mount Sinai

Create a free account to view the complete sales history for 30 Mt Sinai Avenue, Mount Sinai, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
02/20/2007 $585,000

Title Documents for 30 Mt Sinai Avenue, Mount Sinai

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Date Type Amount Party 1 Party 2 Doc image
02/20/2007 - D
03/07/2007 - R
Deed
(Bargain & sale deed)
           
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 30 Mt Sinai Avenue, Mount Sinai

Access detailed property tax data for 30 Mt Sinai Avenue, Mount Sinai, NY 11766. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Property tax $28,271
Market value $1,297,170
Assessed value $6,875

Assessment History for 30 Mt Sinai Avenue, Mount Sinai

Here's the assessment & property tax history for 30 Mt Sinai Avenue, 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 $1,297,170 $6,875 394.249 $27,105 +3.18%
2023-2024 $1,273,148 $6,875 382.097 $26,269 +3.44%
2022-2023 $1,108,871 $6,875 369.378 $25,395 +2.22%
2021-2022 $929,054 $6,875 361.352 $24,843 +2.37%
2020-2021 $892,857 $6,875 352.982 $24,268 +2.16%

Permits for 30 Mt Sinai Avenue, Mount Sinai

The complete history of permits filed for 30 Mt Sinai Avenue, 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

Create a free account to unlock extended information for 30 Mt Sinai Avenue, Mount Sinai, 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 30 Mt Sinai Avenue, 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 0.55
Mount Sinai Elementary School 7 Public K-4 659 1.88
John F Kennedy Middle School 4 Public 4, 6-8 822 2.03
Sound Beach School 4 Public 3-5 473 2.14
North Shore Christian School NR Private PK, K-6 101 2.19

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Mount Sinai Middle School 5 Public 5-8 667 0.55
John F Kennedy Middle School 4 Public 4, 6-8 822 2.03
North Country Road School 5 Public 6-8 534 2.16
Maryhaven Center Of Hope NR Private 47 2.36
Port Jefferson Middle School 7 Public 6-8 222 2.86

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Mount Sinai High School 9 Public 9-12 720 0.74
Miller Place High School 9 Public 9-12 820 1.40
Comsewogue High School 6 Public 9-12 1,153 1.94
Maryhaven Center Of Hope NR Private 47 2.36
Earl L Vandermeulen High School 9 Public 9-12 323 2.86

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

Neighbors for 30 Mt Sinai Avenue, Mount Sinai

Here are the neighbors for 30 Mt Sinai Avenue, Mount Sinai.

Address Square feet Purchase date Purchase price
14 Ashland St, Mount Sinai 1,710 06/29/2022 $520,000
3 Miller CT, Miller Place 1,502
99 MT Sinai Ave, Mount Sinai 1,728 10/14/2010
1 Underhill CT, Mount Sinai 2,348 05/06/1997
657 MT Sinai Coram Rd, Mount Sinai
364 Pipe Stave Hollow Rd, Mount Sinai 756 11/05/2021
80 MT Sinai North Ave, Mount Sinai 1,913 02/28/2020 $485,000
57 N Country Rd, Mount Sinai 1,040 08/30/2012 $250,000
6 MT Sinai Ave, Mount Sinai 672 10/27/2016 $170,000
22 Hawthorne St, Mount Sinai 1,582 05/27/2021
2 MT Sinai Ave, Mount Sinai 9,351 12/11/2007 $1,482,500
64 W Shore Rd, Mount Sinai 08/19/2019 $275,000
14 Casey Ln, Mount Sinai 04/23/2025 $785,000
8 Guardian Dr, Mount Sinai 2,464 04/28/2016
633 MT Sinai Coram Rd, Mount Sinai 01/25/2021 $475,000
133 Main St, Mount Sinai 12/03/2021
18 Ashland St, Mount Sinai 1,898 02/05/1999 $159,000
41 MT Sinai Ave, Mount Sinai 2,902 10/13/2016 $535,000
745 MT Sinai Coram Rd, Mount Sinai 1,599 09/13/2024 $500,000
75 MT Sinai Ave, Mount Sinai 1,545 12/04/2019 $520,000

Nearby ZIP Codes for 30 Mt Sinai Avenue, Mount Sinai

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