Nassau County  »  11579  »  20th Ave  »  65 20th Ave

65 20th Avenue, Sea Cliff, NY 11579 - Property report

Also known as: 65 20th Ave

Property image for 65 20th Avenue, Sea Cliff, NY 11579
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Property type

One Family Year - Round Residence (210.01)

Year built

1863

Acreage

0.15

General information

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Address
Primary address
65 20th Avenue
ZIP code
11579
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
Sea Cliff
Parcel ID
21-F-85

Owner

Find out who owns 65 20th Avenue, Sea Cliff, NY 11579. Uncover corporate and individual owners with a free account.

Tax
Tax year
2026
Current property tax
$13,321
Tax class
Zoning & Use
Zoning
Res. B
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
1,750
Buildings on lot
1
Stories
2
Year built
1863
Rooms
8
Bathrooms
1
Half bathrooms
1
Exterior wall
Frame
Building style
Colonial
Basement
1/2 Bsmt/Crawl
Attic
Unfinished
Heating type
Central
Heating system
Hot water
Lot
Acreage
0.15
Topography
Level
Land
Water view

Area overview

Walk score
62 /100.  Somewhat Walkable
Transit score
0 /100.  Minimal Transit
Bike score
25 /100.  Somewhat Bikeable
School district
3024

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

Ownership

Ownership information for 65 20th Avenue, Sea Cliff, NY

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

Sales history for 65 20th Avenue, Sea Cliff, NY 11579

No recently recorded sales for this property.

More about Nassau County property records.

Title documents

No recently recorded documents for this property.

Tax

Property taxes for 65 20th 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
$13,321
Base tax
$15,556
Current school tax
Recent tax assessments
Market value
$731,000
Assessed value
$731
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 $731,000 $731 2128.035 $15,556 -2.53%
2025 $771,000 $771 2069.896 $15,959 -6.79%
2024 $771,000 $771 2220.743 $17,122 -4.35%
2023 $771,000 $771 2321.685 $17,900 -5.76%
2022 $771,000 $771 2463.641 $18,995 -15.06%
2021 $826,000 $826 2707.164 $22,361 +141.08%
2020 $327,200 $818 1133.916 $9,275 -1.45%
2019 $350,400 $876 1074.385 $9,412 -1.12%
2018 $374,000 $935 1017.995 $9,518 -3.44%
2017 $397,200 $993 992.723 $9,858 +3.15%
Permits

Permit information for 65 20th 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 0.58
North Shore Middle School 9 Public K-8 646 1.16
North Shore Senior High School 9 Public K-5, 9-12 764 1.19
Tiegerman Elementary School NR Private 1-5 136 1.20
Landing School 4 Public PK, 3-5 349 1.28
Landing School 4 Public PK, 3-5 349 1.28
Glenwood Landing Elementary School 9 Public K-5 427 1.52
Glen Head Elementary School 10 Public K-5 371 1.72
St. Peter of Alcantara School NR Private PK-8 162 1.84
St. Peter of Alcantara School NR Private PK-8 162 1.84
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
North Shore Middle School 9 Public K-8 646 1.16
St. Peter of Alcantara School NR Private PK-8 162 1.84
All Saints Regional Catholic School NR Private PK-8 166 1.92
Robert M Finley Middle School 5 Public 6-8 710 2.15
Carrie Palmer Weber Middle School 7 Public 6-8 1,216 2.23
North Shore Day School NR Private 0 2.28
Vincent Smith School NR Private 2-12 46 2.62
Friends Academy NR Private PK-12 765 3.22
Locust Valley Middle School 8 Public 6-8 472 4.26
Manhasset Middle School 8 Public 7-8 521 4.30
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 1.19
Paul D Schreiber Senior High School 9 Public 9-12 1,613 1.79
North Shore Day School NR Private 0 2.28
Vincent Smith School NR Private 2-12 46 2.62
Glen Cove High School 5 Public 9-12 1,050 2.71
Friends Academy NR Private PK-12 765 3.22
Roslyn High School 9 Public 9-12 1,035 3.73
Portledge School NR Private PK-12 522 4.01
Locust Valley High School 9 Public 9-12 629 4.26
Manhasset Secondary School 10 Public 9-12 962 4.30

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

Neighbors for 65 20th Avenue, Sea Cliff, NY

212 Maple Ave, Sea Cliff 30 Prospect Ave, Sea Cliff 56 The Boulevard, Sea Cliff 120 Prospect Ave, Sea Cliff 32 The Boulevard, Sea Cliff 200 Tilley Pl, Sea Cliff 154 15th Ave, Sea Cliff 4 Sheridan Ln, Sea Cliff 18 Shore Rd, Sea Cliff 245 Tilley Pl, Sea Cliff 14 Bay Ave, Sea Cliff 24 Prospect Ave, Sea Cliff 201 Maple Ave, Sea Cliff 255 12th Ave, Sea Cliff 6 Bay Ave, Sea Cliff 2 Sheridan Ln, Sea Cliff 10 Cliff Way, Sea Cliff 110 Prospect Ave, Sea Cliff 98 Prospect Ave, Sea Cliff 26 The Boulevard, Sea Cliff

Nearby ZIP codes for 65 20th 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 65 20th Avenue, Sea Cliff, NY 11579?

The development at 65 20th Avenue, Sea Cliff, NY 11579 was built in 1863.

What is the total square footage of 65 20th Avenue, Sea Cliff, NY 11579?

65 20th Avenue, Sea Cliff, NY 11579 has a total of 1,750 square feet.

What is the assessed value of 65 20th Avenue, Sea Cliff, NY 11579?

65 20th Avenue, Sea Cliff, NY 11579 is currently assessed at $731.

What are the property taxes for 65 20th Avenue, Sea Cliff, NY 11579?

The property taxes for 65 20th Avenue, Sea Cliff, NY 11579 total $15,555.

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