Nassau County  »  11579  »  Roslyn Ave  »  20 Roslyn Ave

20 Roslyn Avenue, Sea Cliff, NY 11579 - Property report

Also known as: 20 Roslyn Ave

Property image for 20 Roslyn Avenue, Sea Cliff, NY 11579
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Property type

One Family Year - Round Residence (210.01)

Year built

1925

Acreage

0.11

Sale price

$715,000

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
20 Roslyn Avenue
ZIP code
11579
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
Sea Cliff
Parcel ID
21-129-1546

Owner

Find out who owns 20 Roslyn Avenue, Sea Cliff, NY 11579. Uncover corporate and individual owners with a free account.

Sales
Sale date
06/13/2024
Sale price
$715,000
Arm's length
Tax
Tax year
2026
Current property tax
$11,496
Tax class
Zoning & Use
Zoning
Res. A
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
2,088
Buildings on lot
1
Stories
2
Year built
1925
Rooms
11
Bathrooms
2
Exterior wall
Alum/Vinyl
Building style
Old Style
Basement
Full
Attic
Full
Heating type
Central
Heating system
Steam and vapor
Lot
Acreage
0.11
Topography
Level
Land
Primary site

Area overview

Walk score
78 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
48 /100.  Somewhat Bikeable
School district
3024

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

Ownership

Ownership information for 20 Roslyn Avenue, Sea Cliff, NY

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

Sales history for 20 Roslyn Avenue, Sea Cliff, NY 11579

Sale date Sale price Buyer name Seller name
06/13/2024 $715,000 XXXXXXXXX XXXXXX X XXXXXXXXX XXXXXXXX X
06/29/1998 $369,000 XXXXXXXXX XXXXXXXX XXXXXX XXXX
07/27/1993 $297,150 XXXXXX X XXXXXXX X

*Most recent sales on record for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
04/07/2026 - R
03/24/2026 - D		 Mortgage
(Mtg-mortgage)		 XXXXXXXXX XXXXXX X XX XXXX XX
07/10/2024 - R Other
(Mortgage satisfaction)		 XXXXXXXXX XXXXXXXX X XXXXXX XXXXXXX XXXXXXX XXXX XXXXXXXX XXXX
06/27/2024 - R
06/13/2024 - D		 Deed XXXXXXXXX XXXXXXXX X XXXXXXXXX XXXXXX X
06/27/2024 - R
06/13/2024 - D		 Mortgage
(Purchase money mortgage)		 XXXXXXXXX XXXXXX X XXXX
07/03/2023 - R Assignment
(Assign mortgage)		 XXXX XXXXXX XXXXXXX XXXXXXX XXXX XXXXXXXX XXXX
07/13/1998 - R
06/29/1998 - D		 Deed XXXXXX XXXX XXXXXXXXX XXXXXXXX
07/30/1993 - R
07/27/1993 - D		 Deed XXXXXXX X XXXXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 20 Roslyn Avenue, Sea Cliff, 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
$11,496
Base tax
$15,194
Current school tax
Recent tax assessments
Market value
$714,000
Assessed value
$714
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 $714,000 $714 2128.035 $15,194 +7.48%
2025 $683,000 $683 2069.896 $14,137 -8.40%
2024 $714,692 $695 2220.743 $15,434 -6.89%
2023 $714,000 $714 2321.685 $16,577 -5.76%
2022 $714,000 $714 2463.641 $17,590 -8.22%
2021 $708,000 $708 2707.164 $19,167 +71.26%
2020 $394,800 $987 1133.916 $11,192 +5.54%
2019 $394,800 $987 1074.385 $10,604 +5.54%
2018 $394,800 $987 1017.995 $10,048 +2.55%
2017 $394,800 $987 992.723 $9,798 +9.28%
Permits

Permit information for 20 Roslyn Avenue, Sea Cliff, 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)
Sea Cliff Elementary School 8 Public K-5 343 0.33
Tiegerman Elementary School NR Private 1-5 136 0.73
Landing School 4 Public PK, 3-5 349 0.93
Landing School 4 Public PK, 3-5 349 0.93
North Shore Senior High School 9 Public K-5, 9-12 764 1.05
North Shore Middle School 9 Public K-8 646 1.12
All Saints Regional Catholic School NR Private PK-8 166 1.44
All Saints Regional Catholic School NR Private PK-8 166 1.44
Glenwood Landing Elementary School 9 Public K-5 427 1.62
Glen Head Elementary School 10 Public K-5 371 1.63
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
North Shore Middle School 9 Public K-8 646 1.12
All Saints Regional Catholic School NR Private PK-8 166 1.44
Robert M Finley Middle School 5 Public 6-8 710 1.69
North Shore Day School NR Private 0 1.93
St. Peter of Alcantara School NR Private PK-8 162 2.30
Carrie Palmer Weber Middle School 7 Public 6-8 1,216 2.71
Friends Academy NR Private PK-12 765 2.76
Vincent Smith School NR Private 2-12 46 3.08
Locust Valley Middle School 8 Public 6-8 472 3.78
Roslyn Middle School 8 Public 6-8 766 4.68
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
North Shore Senior High School 9 Public K-5, 9-12 764 1.05
North Shore Day School NR Private 0 1.93
Paul D Schreiber Senior High School 9 Public 9-12 1,613 2.27
Glen Cove High School 5 Public 9-12 1,050 2.28
Friends Academy NR Private PK-12 765 2.76
Vincent Smith School NR Private 2-12 46 3.08
Portledge School NR Private PK-12 522 3.55
Locust Valley High School 9 Public 9-12 629 3.78
Roslyn High School 9 Public 9-12 1,035 3.98
Manhasset Secondary School 10 Public 9-12 962 4.76

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

Neighbors for 20 Roslyn Avenue, Sea Cliff, NY

38 Summit Ave, Sea Cliff 240 Sea Cliff Ave, Sea Cliff 34 9th Ave, Sea Cliff 233 8th Ave, Sea Cliff 60 10th Ave, Sea Cliff 91 10th Ave, Sea Cliff 54 10th Ave, Sea Cliff 44 9th Ave, Sea Cliff 237 8th Ave, Sea Cliff 61 9th Ave, Sea Cliff 22 9th Ave, Sea Cliff 26 Summit Ave, Sea Cliff 29 9th Ave, Sea Cliff 245 8th Ave, Sea Cliff 53 9th Ave, Sea Cliff 45 9th Ave, Sea Cliff 249 8th Ave, Sea Cliff 239 8th Ave, Sea Cliff 31 9th Ave, Sea Cliff 46 9th Ave, Sea Cliff

Nearby ZIP codes for 20 Roslyn Avenue, Sea Cliff, NY

11020, Nassau County, NY 11023, Nassau County, NY 11024, Nassau County, NY 11030, Nassau County, NY 11042, Nassau County, NY 11501, Nassau County, NY 11507, Nassau County, NY 11514, Nassau County, NY 11542, Nassau County, NY 11545, Nassau County, NY 11547, Nassau County, NY 11548, Nassau County, NY 11560, Nassau County, NY 11568, Nassau County, NY 11576, Nassau County, NY 11577, Nassau County, NY 11596, Nassau County, NY 11732, Nassau County, NY 11765, Nassau County, NY

Frequently asked questions

What is the year built for 20 Roslyn Avenue, Sea Cliff, NY 11579?

The development at 20 Roslyn Avenue, Sea Cliff, NY 11579 was built in 1925.

What is the total square footage of 20 Roslyn Avenue, Sea Cliff, NY 11579?

20 Roslyn Avenue, Sea Cliff, NY 11579 has a total of 2,088 square feet.

When was 20 Roslyn Avenue, Sea Cliff, NY 11579 last sold and what was the sale price?

20 Roslyn Avenue, Sea Cliff, NY 11579 was last sold on 06/13/2024 for $715,000.

What is the assessed value of 20 Roslyn Avenue, Sea Cliff, NY 11579?

20 Roslyn Avenue, Sea Cliff, NY 11579 is currently assessed at $714.

What are the property taxes for 20 Roslyn Avenue, Sea Cliff, NY 11579?

The property taxes for 20 Roslyn Avenue, Sea Cliff, NY 11579 total $15,194.

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