Nassau County  »  11791  »  1st St  »  18 1st St

18 1st Street, Syosset, NY 11791 - Property report

Also known as: 18 1st St

Property image for 18 1st Street, Syosset, NY 11791
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Property type

One Family Year - Round Residence (210.01)

Year built

2018

Acreage

0.149

Sale price

$1,119,500

General information

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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
18 1st Street
ZIP code
11791
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
None (unincorporated town)
Parcel ID
25-F-22

Owner

Find out who owns 18 1st Street, Syosset, NY 11791. Uncover corporate and individual owners with a free account.

Sales
Sale date
04/03/2018
Sale price
$1,119,500
Arm's length
Tax
Tax year
2026
Current property tax
$15,308
Tax class
Zoning & Use
Zoning
R1-7
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
2,770
Buildings on lot
1
Stories
2
Year built
2018
Rooms
9
Bathrooms
4
Exterior wall
Alum/Vinyl
Building style
Colonial
Basement
Full
Attic
None
Heating type
Central/AC
Heating system
Central w ac
Lot
Acreage
0.149
Topography
Level
Land
Primary site

Area overview

Walk score
70 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
53 /100.  Bikeable
School district
3012

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

Ownership

Ownership information for 18 1st Street, Syosset, NY

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

Sales history for 18 1st Street, Syosset, NY 11791

Sale date Sale price Buyer name Seller name
04/03/2018 $1,119,500 XX XXX; XX XXXX XXXXXXX XXXXXXXXXXXX XXXX
09/22/2017 $520,000 XXXXXXX XXXXXXXXXXXX XXXX XXXXXXX X'XXXXX

*Most recent sales on record for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
08/11/2021 - R
03/13/2021 - D		 Mortgage
(Fixed Rate)		 XXXX XX XXXXXXXX XXXXX XXXX XX
05/24/2021 - R Other
(Mortgage Satisfaction)		 XXXX XX XXXXXX XXXXXXXX XXXX
04/10/2018 - R
04/03/2018 - D		 Deed XXXXXXX XXXXXXXXXXXX XXXX XX XXX
04/10/2018 - R
04/03/2018 - D		 Mortgage
(Adjustable Rate (Arm))		 XXXX XX XXXXXX XXXXXXXX XXXX
04/10/2018 - R Other
(Mortgage Satisfaction)		 XXXXXXX XXXXXXXXXXXX XXXX XXXXXXX XXXXXXXXXX XXX
10/17/2017 - R
09/22/2017 - D		 Deed XXXXXXX X'XXXXX XXXXXXX XXXXXXXXXXXX XXXX
09/17/2014 - R
09/10/2014 - D		 Deed X XXXXX XX XXXXXXX X XXXXXX XXXXXXX
03/27/1998 - R
12/22/1997 - D		 Deed

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 18 1st Street, Syosset, NY

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

Current property tax
Tax year
2026
Current property tax
$15,308
Base tax
$27,392
Current school tax
Recent tax assessments
Market value
$850,000
Assessed value
$850
Transitional assessed value
Exemptions

More about Nassau 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
2026 $850,000 $850 3222.634 $27,392 +5.13%
2025 $839,000 $839 3105.677 $26,057 -26.98%
2024 $1,074,000 $1,074 3322.462 $35,683 -3.30%
2023 $1,069,000 $1,069 3452.063 $36,903 -8.99%
2022 $1,074,000 $1,074 3775.603 $40,550 -12.50%
2021 $1,094,000 $1,094 4236.241 $46,344 +168.61%
2020 $370,800 $927 1861.222 $17,254 +5.26%
2019 $376,400 $941 1741.886 $16,391 +5.67%
2018 $376,400 $941 1648.443 $15,512 +4.48%
2017 $376,400 $941 1577.758 $14,847 +5.86%
Permits

Permit information for 18 1st Street, Syosset, NY

No recently recorded permits for this property.

Neighborhood

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
St Edward Confessor School NR Private PK-8 265 0.62
St Edward Confessor School NR Private PK-8 265 0.62
Village Elementary School 9 Public K-5 415 0.64
Berry Hill Elementary School 8 Public K-5 450 0.76
P.S. 256 NR Public PK, K-12 500 1.04
P.S. 256 NR Public PK, K-12 500 1.04
The Center For Developmental Disabilities NR Private 105 1.37
Willits Elementary School 9 Public K-5 305 1.77
South Grove Elementary School 9 Public K-5 416 1.91
East Woods School NR Private PK, K-8 226 1.92
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
St Edward Confessor School NR Private PK-8 265 0.62
P.S. 256 NR Public PK, K-12 500 1.04
South Woods Middle School 8 Public 6-8 746 1.06
The Center For Developmental Disabilities NR Private 105 1.37
Harmony Heights School NR Private 8-12 0 1.76
H B Thompson Middle School 9 Public 6-8 997 1.77
Harmony Heights School NR Private 8-12 74 1.78
Fusion Academy Woodbury Ny NR Private 6-12 75 1.83
Jericho Middle School 9 Public 6-8 810 2.76
OYSTER BAY MIDDLE SCHOOL 5 Public 7-8 217 3.15
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
P.S. 256 NR Public PK, K-12 500 1.04
Syosset Senior High School 10 Public 9-12 2,266 1.21
Our Lady Of Mercy Academy NR Private 9-12 359 1.22
The Center For Developmental Disabilities NR Private 105 1.37
Harmony Heights School NR Private 8-12 0 1.76
Harmony Heights School NR Private 8-12 74 1.78
Fusion Academy Woodbury Ny NR Private 6-12 75 1.83
Jericho Senior High School 10 Public 9-12 1,258 2.76
Oyster Bay High School 7 Public 9-12 415 3.15
Cold Spring Harbor High School 10 Public 7-12 739 3.77

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

Neighbors for 18 1st Street, Syosset, NY

16 1st St, Syosset 11 Harmony CT, Syosset 6 Harmony CT, Syosset 12 1st St, Syosset 14 1st St, Syosset 20 1st St, Syosset 22 1st St, Syosset 1 Harmony CT, Syosset 24 1st St, Syosset 79 Church St, Syosset 10 Harmony CT, Syosset 2 Harmony CT, Syosset 9 Harmony CT, Syosset 5 Harmony CT, Syosset 14 Harmony CT, Syosset 69 Church St, Syosset 10 1st St, Syosset 12 Harmony CT, Syosset 8 Harmony CT, Syosset 3 Harmony CT, Syosset

Nearby ZIP codes for 18 1st Street, Syosset, NY

11545, Nassau County, NY 11548, Nassau County, NY 11554, Nassau County, NY 11560, Nassau County, NY 11568, Nassau County, NY 11590, Nassau County, NY 11709, Nassau County, NY 11714, Nassau County, NY 11724, Suffolk County, NY 11732, Nassau County, NY 11743, Suffolk County, NY 11747, Suffolk County, NY 11753, Nassau County, NY 11756, Nassau County, NY 11765, Nassau County, NY 11797, Nassau County, NY 11801, Nassau County, NY 11804, Nassau County, NY

Frequently asked questions

What is the year built for 18 1st Street, Syosset, NY 11791?

The development at 18 1st Street, Syosset, NY 11791 was built in 2018.

What is the total square footage of 18 1st Street, Syosset, NY 11791?

18 1st Street, Syosset, NY 11791 has a total of 2,770 square feet.

When was 18 1st Street, Syosset, NY 11791 last sold and what was the sale price?

18 1st Street, Syosset, NY 11791 was last sold on 04/03/2018 for $1,119,500.

What is the assessed value of 18 1st Street, Syosset, NY 11791?

18 1st Street, Syosset, NY 11791 is currently assessed at $850.

What are the property taxes for 18 1st Street, Syosset, NY 11791?

The property taxes for 18 1st Street, Syosset, NY 11791 total $27,392.

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