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

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

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

Primary address 104 Mt Sinai Avenue, Mount Sinai
Zip code 11766
County Suffolk
Municipality Brookhaven
Parcel ID 8710695

Sales & Tax Overview for 104 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 07/24/2000
Sale price $55,000
Arm's length
Current property tax $8,506

Lot & Building Information for 104 Mt Sinai Avenue, Mount Sinai

Building sqft 1,764
Building class One Family Year-Round Residence (210)
Acreage 1
Year built 1960
Rooms 6
Bedrooms 3
Bathrooms 1
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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 104 Mt Sinai Avenue, Mount Sinai

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About 104 Mt Sinai Avenue, Mount Sinai

What is the year built & the total sq. ft. for 104 Mt Sinai Avenue, Mount Sinai, NY 11766?

104 Mt Sinai Avenue, Mount Sinai, NY 11766 was built in 1960 and has a total of 1,764 square feet.

What is the assessed value of 104 Mt Sinai Avenue, Mount Sinai, NY 11766 and the property tax paid?

Assessed at $2,700, the tax amount paid for 104 Mt Sinai Avenue, Mount Sinai, NY 11766 is $11,102.

When was 104 Mt Sinai Avenue, Mount Sinai, NY 11766 last sold and what was the last sale price?

104 Mt Sinai Avenue, Mount Sinai, NY 11766 was last sold in 07/24/2000 for $55,000.

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
  • 80 dedicated analysts and researchers
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Past Sales & Property History for 104 Mt Sinai Avenue, Mount Sinai

Create a free account to view the complete sales history for 104 Mt Sinai Avenue, Mount Sinai, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
07/24/2000 $55,000

Title Documents for 104 Mt Sinai Avenue, Mount Sinai

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Date Type Amount Party 1 Party 2 Doc image
07/24/2000 - D
08/29/2000 - R
Deed
           
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 104 Mt Sinai Avenue, Mount Sinai

Access detailed property tax data for 104 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
Base tax $11,103
Current property tax $8,506
Market value $509,434
Assessed value $2,700

Assessment History for 104 Mt Sinai Avenue, Mount Sinai

Here's the assessment & property tax history for 104 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 $509,434 $2,700 394.249 $10,645 +3.18%
2023-2024 $500,000 $2,700 382.097 $10,317 +3.44%
2022-2023 $435,484 $2,700 369.378 $9,973 +2.22%
2021-2022 $364,865 $2,700 361.352 $9,757 +2.37%
2020-2021 $350,649 $2,700 352.982 $9,531 +2.16%

Permits for 104 Mt Sinai Avenue, Mount Sinai

The complete history of permits filed for 104 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 104 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 104 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 1.01
John F Kennedy Middle School 4 Public 4, 6-8 822 1.84
Clinton Avenue School NR Public K-2 441 1.93
North Shore Christian School NR Private PK, K-6 101 1.95
North Shore Christian School NR Private PK, K-6 101 1.95

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Mount Sinai Middle School 5 Public 5-8 667 1.01
John F Kennedy Middle School 4 Public 4, 6-8 822 1.84
North Country Road School 5 Public 6-8 534 2.57
Maryhaven Center Of Hope NR Private 47 2.61
Port Jefferson Middle School 7 Public 6-8 222 3.03

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Mount Sinai High School 9 Public 9-12 720 1.16
Miller Place High School 9 Public 9-12 820 1.45
Comsewogue High School 6 Public 9-12 1,153 1.57
Maryhaven Center Of Hope NR Private 47 2.61
Sunshine Alternative Education Center NR Private 10-12 10 2.90

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

Neighbors for 104 Mt Sinai Avenue, Mount Sinai

Here are the neighbors for 104 Mt Sinai Avenue, Mount Sinai.

Address Square feet Purchase date Purchase price
127 Crystal Brook Hollow Rd, Mount Sinai 3,267 11/30/2005 $780,000
10 Hawthorne St, Mount Sinai 1,830 03/09/2020
180 N Country Rd, Mount Sinai 6,592 10/03/2008
125 Crystal Brook Hollow Rd, Mount Sinai 3,256 11/30/2005 $850,000
56 MT Sinai Ave, Mount Sinai 2,579 07/01/2025 $10
15 Hawthorne St, Mount Sinai 2,040 07/25/2024
220 Pipe Stave Hollow Rd, Mount Sinai 1,596 10/02/2025
94 Old Post Rd, Mount Sinai 2,260 11/23/2021 $400,000
30 Wylde Rd, Mount Sinai 1,222 03/31/2004
96 Hickory St, Port Jefferson Station 480 10/29/2009
615 Canal Rd, Mount Sinai 3,361
19 Birch Hill Rd, Mount Sinai 2,609 12/05/2016 $350,000
84 MT Sinai Ave, Mount Sinai 1,716
21 Ashland St, Mount Sinai 1,962 10/04/2021
37 Crystal Brook Hollow Rd, Mount Sinai
62 Shore Rd, Mount Sinai 1,800 09/06/2019 $370,000
131 Shore Rd, Mount Sinai 880 05/13/2004
60 Shore Rd, Mount Sinai 2,248 12/15/2015 $490,000
156 Hickory St, Port Jefferson Station 2,840 06/10/2004 $580,000
160 Hickory St, Port Jefferson Station 05/07/1997

Nearby ZIP Codes for 104 Mt Sinai Avenue, Mount Sinai

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