Suffolk County  »  11766  »  Constantine Way  »  77 Constantine Way

77 Constantine Way, Mount Sinai, NY 11766 Property Information

77 Constantine Way, Mount Sinai, NY 11766 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

77 Constantine Way, Mount Sinai, NY 11766
static Mapbox map

Address

Primary address 77 Constantine Way, Mount Sinai
Zip code 11766
County Suffolk
Municipality Brookhaven
Parcel ID 1143269

Sales & Tax Overview for 77 Constantine Way, Mount Sinai

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

Sale date 04/26/2017
Sale price $482,000
Arm's length
Property tax $7,805

Lot & Building Information for 77 Constantine Way, Mount Sinai

Building sqft 1,930
Building class Condominium (412)
Acreage 0.042
Year built 2002
Rooms 6
Bedrooms 2
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


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 77 Constantine Way, Mount Sinai

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

  • • Improvements for 77 Constantine Way, Mount Sinai , 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 77 Constantine Way, Mount Sinai

What is the year built & the total sq. ft. for 77 Constantine Way, Mount Sinai, NY 11766?

77 Constantine Way, Mount Sinai, NY 11766 was built in 2002 and has a total of 1,930 square feet.

What is the assessed value of 77 Constantine Way, Mount Sinai, NY 11766 and the property tax paid?

Assessed at $1,898, the tax amount paid for 77 Constantine Way, Mount Sinai, NY 11766 is $7,804.

When was 77 Constantine Way, Mount Sinai, NY 11766 last sold?

77 Constantine Way, Mount Sinai, NY 11766 was last sold in 02/16/2022.

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 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.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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 77 Constantine Way, Mount Sinai

Create a free account to view the complete sales history for 77 Constantine Way, Mount Sinai, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
04/26/2017 $482,000
05/23/2014 $429,000
08/24/2012 $426,000
       
       
Access the complete sales history for 77 Constantine Way, Mount Sinai with a free account.
Sign up

*Here are the three most recent sales for this property.


Title Documents for 77 Constantine Way, Mount Sinai

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Doc image
02/16/2022 - D
04/14/2022 - R
Deed
04/26/2017 - D
05/09/2017 - R
Deed
(Bargain and sale)
05/23/2014 - D
06/02/2014 - R
Deed
(Bargain and sale)
08/24/2012 - D
09/12/2012 - R
Deed
(Bargain and sale)
09/01/2009 - D
09/24/2009 - R
Deed
(Bargain & sale deed)
03/09/2009 - D
03/18/2009 - R
Deed
(Quit claim deed)
07/23/2007 - D
07/26/2007 - R
Deed
05/02/2007 - D
07/26/2007 - R
Deed
Unlock daily updated title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 77 Constantine Way, Mount Sinai

Access detailed property tax data for 77 Constantine Way, 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 $7,805
Market value $358,113
Assessed value $1,898

Assessment History for 77 Constantine Way, Mount Sinai

Here's the assessment & property tax history for 77 Constantine Way, 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 $358,113 $1,898 394.249 $7,483 +3.18%
2023-2024 $351,481 $1,898 382.097 $7,252 +3.44%
2022-2023 $306,129 $1,898 369.378 $7,011 +2.22%
2021-2022 $256,486 $1,898 361.352 $6,858 +2.37%
2020-2021 $246,494 $1,898 352.982 $6,700 +2.16%

Permits for 77 Constantine Way, Mount Sinai

The complete history of permits filed for 77 Constantine Way, 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 77 Constantine Way, 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).

Transportation

Access the detailed traffic volume map for 77 Constantine Way, Mount Sinai 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)
Mount Sinai Middle School 5 Public 5-8 667 0.95
Mount Sinai Elementary School 7 Public K-4 659 1.42
Sound Beach School 4 Public 3-5 473 1.58
Andrew Muller Primary School NR Public K-2 468 1.83
Port Jefferson Elementary School 5 Public PK, K-5 364 2.71

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Mount Sinai Middle School 5 Public 5-8 667 0.95
North Country Road School 5 Public 6-8 534 1.60
John F Kennedy Middle School 4 Public 4, 6-8 822 2.72
Maryhaven Center Of Hope NR Private 47 2.87
Rocky Point Middle School 4 Public 6-8 638 3.37

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Miller Place High School 9 Public 9-12 820 0.84
Mount Sinai High School 9 Public 9-12 720 1.19
Comsewogue High School 6 Public 9-12 1,153 2.56
Maryhaven Center Of Hope NR Private 47 2.87
Rocky Point High School 7 Public 9-12 923 3.28

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

Neighbors for 77 Constantine Way, Mount Sinai

Here are the neighbors for 77 Constantine Way, Mount Sinai.

Address Square feet Purchase date Purchase price
79 Constantine Way, Mount Sinai 2,367 12/13/2013
89 Constantine Way, Mount Sinai 2,205 05/20/2016 $475,000
28 Hamlet Dr, Mount Sinai 3,606 05/10/2018 $835,000
16 Hamlet Dr, Mount Sinai 3,468 06/15/2022 $920,000
26 Hamlet Dr, Mount Sinai 3,892 08/29/2018 $700,000
14 Hamlet Dr, Mount Sinai 04/12/2024
20 Hamlet Dr, Mount Sinai 3,892 12/16/2010 $850,000
22 Hamlet Dr, Mount Sinai 3,710 08/30/2019
91 Constantine Way, Mount Sinai 2,043 09/20/2021 $625,000
1 Hamlet Dr, Mount Sinai 3,941 12/13/2011 $837,500
18 Hamlet Dr, Mount Sinai 3,808 09/30/2021 $940,000
81 Constantine Way, Mount Sinai 1,441 04/25/2005 $455,000
83 Constantine Way, Mount Sinai 1,627 08/25/2017 $325,000
85 Constantine Way, Mount Sinai 1,441 11/14/2022 $500,000
93 Constantine Way, Mount Sinai 2,043 03/27/2020 $583,000
100 Meadow Ponds Cir, Miller Place 04/07/2025
101 Meadow Ponds Cir, Miller Place 11/04/2010 $465,000
12 Hamlet Dr, Mount Sinai 3,941 04/15/2019
87 Constantine Way, Mount Sinai 1,627 04/28/2023
24 Hamlet Dr, Mount Sinai 3,941 10/24/2024 $1,025,000

Nearby ZIP Codes for 77 Constantine Way, Mount Sinai

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