Nassau County  »  11791  »  Dorcas Ave  »  21 Dorcas Ave

21 Dorcas Avenue, Syosset, NY 11791 - Property report

Also known as: 21 Dorcas Ave

Property image for 21 Dorcas Avenue, Syosset, NY 11791
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Property type

One Family Year - Round Residence (210.01)

Year built

2024

Acreage

0.201

Sale price

$1,598,000

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
21 Dorcas Avenue
ZIP code
11791
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
None (unincorporated town)
Parcel ID
15-27-45

Owner

Find out who owns 21 Dorcas Avenue, Syosset, NY 11791. Uncover corporate and individual owners with a free account.

Sales
Sale date
10/18/2024
Sale price
$1,598,000
Arm's length
Tax
Tax year
2026
Current property tax
$12,878
Tax class
Zoning & Use
Zoning
R1-7
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
3,140
Buildings on lot
1
Stories
2
Year built
2024
Rooms
9
Bathrooms
4
Half bathrooms
1
Exterior wall
Alum/Vinyl
Building style
Colonial
Basement
Full
Attic
None
Heating type
Central/AC
Heating system
Central w ac
Lot
Acreage
0.201
Topography
Level
Land
Primary site

Area overview

Walk score
73 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
49 /100.  Somewhat Bikeable
School district
3014

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

Ownership

Ownership information for 21 Dorcas Avenue, Syosset, NY

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

Sales history for 21 Dorcas Avenue, Syosset, NY 11791

Sale date Sale price Buyer name Seller name
10/18/2024 $1,598,000 XXXX XXXX; XXXX XXXX XXXX XXXX XXXXXXXXXXX X XXX
08/30/2023 $540,000 XXXX XXXXXXXXXXX X XXX XXXXXX X XXXXXXX XXXXXXXXX XXXXX; XXXXXX XXXX XXX

*Most recent sales on record for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
10/30/2024 - R Other
(Power of attorney)		 XXXX XXXXXXXX XXXX XXXX
10/30/2024 - R
10/18/2024 - D		 Deed
(Deed-deed)		 XXXX XXXXXXXXXXX X XXX XXXX XXXX
12/08/2023 - R Assignment
(Assign mortgage)		 XXXXXXX XXXXXXX XXX XXXXXXX XXXXXXXX XXXXXX
12/08/2023 - R Other
(Mortgage agreement)		 XXXX XXXXXXXXXXX X XXX XXXXXXX XXXXXXX XXX
09/26/2023 - R Assignment
(Assign mortgage)		 XXXXXXX XXXXXXX XXX XXXXXXX XXXXXXXX XXXXXX
09/26/2023 - R Other
(Mortgage agreement)		 XXXX XXXXXXXXXXX X XXX XXXXXXX XXXXXXX XXX
09/26/2023 - R
08/30/2023 - D		 Deed XXXXXX X XXXXXXX XXXXXXXXX XXXXX XXXX XXXXXXXXXXX X XXX
12/08/2023 - R
08/30/2023 - D		 Mortgage
(Building loan mortgage and security agreement)		 XXXX XXXXXXXXXXX X XXX XXXXXXX XXXXXXX XXX
12/08/2023 - R
08/30/2023 - D		 Mortgage
(Building loans)		 XXXX XXXXXXXXXXX X XXX XXXXXXX XXXXXXX XXX
09/26/2023 - R
08/30/2023 - D		 Mortgage
(Senior loan mortgage and security agreement)		 XXXX XXXXXXXXXXX X XXX XXXXXXX XXXXXXX XXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21 Dorcas Avenue, Syosset, NY

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

Current property tax
Tax year
2026
Property tax
$12,878
Current school tax
Recent tax assessments
Market value
$396,000
Assessed value
$396
Transitional assessed value

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 $396,000 $396 3251.91 $12,878 -28.92%
2025 $577,000 $577 3139.97 $18,118 -6.60%
2024 $577,384 $577 3361.673 $19,397 -3.79%
2023 $577,000 $577 3493.926 $20,160 -8.54%
2022 $577,000 $577 3820.056 $22,042 -6.39%
2021 $548,000 $548 4296.58 $23,545 +32.42%
2020 $378,000 $945 1881.494 $17,780 +6.54%
2019 $378,000 $945 1766.064 $16,689 +5.84%
2018 $378,000 $945 1668.546 $15,768 +5.56%
2017 $378,000 $945 1580.606 $14,937 +5.83%
Permits

Permit information for 21 Dorcas Avenue, 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
View daily traffic map

Access the detailed traffic volume map for 21 Dorcas Avenue, Syosset, NY 11791 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)
St Edward Confessor School NR Private PK-8 265 0.45
St Edward Confessor School NR Private PK-8 265 0.45
Village Elementary School 9 Public K-5 415 0.66
Willits Elementary School 9 Public K-5 305 0.81
South Grove Elementary School 9 Public K-5 416 0.92
P.S. 256 NR Public PK, K-12 500 1.06
P.S. 256 NR Public PK, K-12 500 1.06
Robbins Lane Elementary School 9 Public K-5 500 1.31
Baylis Elementary School 9 Public K-5 405 1.46
Berry Hill Elementary School 8 Public K-5 450 1.52
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
St Edward Confessor School NR Private PK-8 265 0.45
H B Thompson Middle School 9 Public 6-8 997 0.86
P.S. 256 NR Public PK, K-12 500 1.06
Fusion Academy Woodbury Ny NR Private 6-12 75 1.18
South Woods Middle School 8 Public 6-8 746 1.57
The Center For Developmental Disabilities NR Private 105 1.82
Jericho Middle School 9 Public 6-8 810 2.27
Long Island Lutheran Middle & High School NR Private 6-12 439 2.46
Plainview Old Bethpage Middle School 8 Public 5-8 889 2.50
Harmony Heights School NR Private 8-12 0 2.51
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
P.S. 256 NR Public PK, K-12 500 1.06
Fusion Academy Woodbury Ny NR Private 6-12 75 1.18
Our Lady Of Mercy Academy NR Private 9-12 359 1.28
Syosset Senior High School 10 Public 9-12 2,266 1.59
The Center For Developmental Disabilities NR Private 105 1.82
Jericho Senior High School 10 Public 9-12 1,258 2.27
Long Island Lutheran Middle & High School NR Private 6-12 439 2.46
Harmony Heights School NR Private 8-12 0 2.51
Plainview Old Bethpage JFK High School 10 Public 9-12 1,649 3.16

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

Neighbors for 21 Dorcas Avenue, Syosset, NY

302 Jackson Ave, Syosset 312 Jackson Ave, Syosset 3 Dorcas Ave, Syosset 5 Dorcas Ave, Syosset 16 Humphrey Dr, Syosset 17 Dorcas Ave, Syosset 20 Humphrey Dr, Syosset 15 Dorcas Ave, Syosset 26 Humphrey Dr, Syosset 1 Dorcas Ave, Syosset 19 Dorcas Ave, Syosset 306 Jackson Ave, Syosset 17 Florence Ave, Syosset 11 Dorcas Ave, Syosset 15 Florence Ave, Syosset 300 Jackson Ave, Syosset 304 Jackson Ave, Syosset 18 Humphrey Dr, Syosset 7 Dorcas Ave, Syosset 12 Humprey Dr, Syosset

Nearby ZIP codes for 21 Dorcas Avenue, 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 21 Dorcas Avenue, Syosset, NY 11791?

The development at 21 Dorcas Avenue, Syosset, NY 11791 was built in 2024.

What is the total square footage of 21 Dorcas Avenue, Syosset, NY 11791?

21 Dorcas Avenue, Syosset, NY 11791 has a total of 3,140 square feet.

When was 21 Dorcas Avenue, Syosset, NY 11791 last sold and what was the sale price?

21 Dorcas Avenue, Syosset, NY 11791 was last sold on 10/18/2024 for $1,598,000.

What is the assessed value of 21 Dorcas Avenue, Syosset, NY 11791?

21 Dorcas Avenue, Syosset, NY 11791 is currently assessed at $396.

What are the property taxes for 21 Dorcas Avenue, Syosset, NY 11791?

The property taxes for 21 Dorcas Avenue, Syosset, NY 11791 total $12,877.

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