Suffolk County  »  11766  »  Osborne Ave  »  35 Osborne Ave

35 Osborne Avenue, Mount Sinai, NY 11766 - Property report

Also known as: 35 Osborne Ave

Property image for 35 Osborne Avenue, Mount Sinai, NY 11766
static Mapbox map

Property type

One Family Year-Round Residence (210)

Year built

1970

Acreage

0.38

General information

Unlock this property report with a free account

Access up-to-date information from property owner names to sales history, deeds, tax info, mortgages, development data, planimetric maps and more.

Address
Primary address
35 Osborne Avenue
ZIP code
11766
County
Suffolk
Village (SWIS code)
472289
Parcel ID
1143026

Owner

Find out who owns 35 Osborne Avenue, Mount Sinai, NY 11766. Uncover corporate and individual owners with a free account.

Tax
Tax year
2025-2026
Current property tax
$12,789
Building
Property type
One Family Year-Round Residence (210)
Building sq. ft.
2,384
Year built
1970
Lot
Acreage
0.38

Area overview

Walk score
0 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
30 /100.  Somewhat Bikeable
School district
472207

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 35 Osborne Avenue, Mount Sinai, NY

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 35 Osborne Avenue, Mount Sinai, NY 11766

No recently recorded sales for this property.

More about Suffolk County property records.

Title documents

Date Type Amount Party 1 Party 2
09/15/2010 - R
09/17/2009 - D		 Deed

*Most recent recorded document on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 35 Osborne Avenue, Mount Sinai, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Property tax
$12,789
Recent tax assessments
Market value
$586,793
Assessed value
$3,110

More about Suffolk County Property Taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $586,793 $3,110 411.221 $12,789 +4.30%
2024-2025 $586,793 $3,110 394.249 $12,261 +3.18%
2023-2024 $575,926 $3,110 382.097 $11,883 +3.44%
2022-2023 $501,613 $3,110 369.378 $11,488 +2.22%
2021-2022 $420,271 $3,110 361.352 $11,238 +2.37%
2020-2021 $403,896 $3,110 352.982 $10,978 +2.16%
2019-2020 $361,628 $3,110 345.531 $10,746 +0.12%
2018-2019 $361,628 $3,110 345.113 $10,733 +1.84%
2017-2018 $345,556 $3,110 338.893 $10,540 +0.54%
2016-2017 $341,758 $3,110 337.064 $10,483 +1.70%
Permits

Permit information for 35 Osborne Avenue, Mount Sinai, NY

No recently recorded permits for this property.

Neighborhood

Brookhaven residential market stats

Access a detailed real estate market overview of Brookhaven so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Brookhaven and compare it to other neighborhoods in Suffolk.

Median sale price

$575,000

4.5% Y-o-Y

Median price/sq. ft.

$348

2.4% Y-o-Y

Suffolk county median sale price

$677,000

5.9% Y-o-Y

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 35 Osborne Avenue, Mount Sinai, NY 11766 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Clinton Avenue School NR Public K-2 441 1.69
West Middle Island School 4 Public K-4 642 1.95
North Shore Christian School NR Private PK, K-6 101 2.09
North Shore Christian School NR Private PK, K-6 101 2.09
John F Kennedy Middle School 4 Public 4, 6-8 822 2.13
Mount Sinai Middle School 5 Public 5-8 667 2.15
Terryville Road School 2 Public 3-5 454 2.15
Coram Elementary School 3 Public PK, K-4 914 2.34
Coram Elementary School 3 Public PK, K-4 914 2.34
Stagecoach School 4 Public K-5 353 2.52
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
John F Kennedy Middle School 4 Public 4, 6-8 822 2.13
Mount Sinai Middle School 5 Public 5-8 667 2.15
North Country Road School 5 Public 6-8 534 3.49
Selden Middle School 4 Public 6-8 1,058 3.54
Maryhaven Center Of Hope NR Private 47 3.54
Port Jefferson Middle School 7 Public 6-8 222 3.84
Rocky Point Middle School 4 Public 6-8 638 4.13
Our Lady of Wisdom Regional School NR Private PK-8 74 4.30
Jericho Elementary School 3 Public 1-5, 7 413 4.44
Dawnwood Middle School 5 Public 6-8 1,074 4.88
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Comsewogue High School 6 Public 9-12 1,153 1.40
Miller Place High School 9 Public 9-12 820 1.88
Mount Sinai High School 9 Public 9-12 720 2.29
Sunshine Alternative Education Center NR Private 10-12 10 2.57
Ward Melville Senior High School 10 Public 9-12 1,507 3.50
Maryhaven Center Of Hope NR Private 47 3.54
Newfield High School 8 Public 9-12 1,559 3.73
Earl L Vandermeulen High School 9 Public 9-12 323 3.84
Rocky Point High School 7 Public 9-12 923 4.08
Sachem High School East 7 Public 9-12 2,082 4.53

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 35 Osborne Avenue, Mount Sinai, NY

31 Osborne Ave, Mount Sinai 29 Osborne Ave, Mount Sinai 2 Barry Ln, Mount Sinai 23 Osborne Ave, Mount Sinai 38 Osborne Ave, Mount Sinai 19 Osborne Ave, Mount Sinai 39 Osborne Ave, Mount Sinai 47 Osborne Ave, Mount Sinai 27 Osborne Ave, Mount Sinai 41 Osborne Ave, Mount Sinai 43 Osborne Ave, Mount Sinai 46 Osborne Ave, Mount Sinai 33 Osborne Ave, Mount Sinai 17 Osborne Ave, Mount Sinai 15 Osborne Ave, Mount Sinai 21 Osborne Ave, Mount Sinai 40 Osborne Ave, Mount Sinai 37 Osborne Ave, Mount Sinai 45 Osborne Ave, Mount Sinai 1 Celia St, Mount Sinai

Nearby ZIP codes for 35 Osborne Avenue, Mount Sinai, NY

11720, Suffolk County, NY 11727, Suffolk County, NY 11733, Suffolk County, NY 11738, Suffolk County, NY 11742, Suffolk County, NY 11755, Suffolk County, NY 11763, Suffolk County, NY 11764, Suffolk County, NY 11776, Suffolk County, NY 11777, Suffolk County, NY 11778, Suffolk County, NY 11784, Suffolk County, NY 11786, Suffolk County, NY 11789, Suffolk County, NY 11790, Suffolk County, NY 11953, Suffolk County, NY 11961, Suffolk County, NY 11980, Suffolk County, NY

Frequently asked questions

What is the year built for 35 Osborne Avenue, Mount Sinai, NY 11766?

The development at 35 Osborne Avenue, Mount Sinai, NY 11766 was built in 1970.

What is the total square footage of 35 Osborne Avenue, Mount Sinai, NY 11766?

35 Osborne Avenue, Mount Sinai, NY 11766 has a total of 2,384 square feet.

What is the assessed value of 35 Osborne Avenue, Mount Sinai, NY 11766?

35 Osborne Avenue, Mount Sinai, NY 11766 is currently assessed at $3,110.

What are the property taxes for 35 Osborne Avenue, Mount Sinai, NY 11766?

The property taxes for 35 Osborne Avenue, Mount Sinai, NY 11766 total $12,788.

Disclaimer

Copyright 2003-2026 by PropertyShark.com

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

Sign up for a free account