Nassau County  »  11579  »  Prospect Ave  »  27 Prospect Ave

27 Prospect Avenue, Sea Cliff, NY 11579 - Property report

Also known as: 27 Prospect Ave

Property image for 27 Prospect Avenue, Sea Cliff, NY 11579
static Mapbox map

Property type

One Family Year - Round Residence (210.01)

Year built

1958

Acreage

0.191

Sale price

$740,000

General information

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Address
Primary address
27 Prospect Avenue
ZIP code
11579
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
Sea Cliff
Parcel ID
21-119-14

Owner

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Sales
Sale date
02/24/2026
Sale price
$740,000
Arm's length
Tax
Tax year
2026
Current property tax
$13,024
Tax class
Zoning & Use
Zoning
Res. B
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
1,350
Buildings on lot
1
Stories
1
Year built
1958
Rooms
6
Bathrooms
3
Exterior wall
Frame
Building style
Raised Ranch/Hi Ranch
Basement
Full
Attic
None
Fireplaces
1
Heating type
Central
Heating system
Hot water
Lot
Acreage
0.191
Topography
Level
Land
Primary site

Area overview

Walk score
69 /100.  Somewhat Walkable
Transit score
0 /100.  Minimal Transit
Bike score
26 /100.  Somewhat Bikeable
School district
3024

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

Ownership

Ownership information for 27 Prospect Avenue, Sea Cliff, NY

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

Sales history for 27 Prospect Avenue, Sea Cliff, NY 11579

Sale date Sale price Buyer name Seller name
02/24/2026 $740,000 XXXX XXXXXX XXXXXXXX XXXXXX XXXXXXXXXXXX XXX
08/28/2015 $550,000 XXXX XXXX; XXXXXXX XXXXXXXX X XXXXX XXXXX
01/17/2007 $550,000 XXXXX XXXXX; XXXXX XXXXXX XXXXX XXXXXXX X; XXXX 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
03/13/2026 - R
02/24/2026 - D		 Deed
(Deed-Deed)		 XXXXXXXX XXXXXX XXXXXXXXXXXX XXX XXXX XXXXXX
03/11/2026 - R Other
(Mortgage Satisfaction)		 XXXXXXXX XXXXXXX X XXXXXXXX XXXXX XXXX XXXXXXXX XXXX
12/02/2025 - R Assignment
(Assign Mortgage)		 XXXX XXXXXXXX XXXXX XXXX XXXXXXXX XXXX
09/16/2015 - R
08/28/2015 - D		 Deed XXXXX XXXXX XXXX XXXX
01/25/2008 - R
01/17/2007 - D		 Deed XXXXX XXXXXXX X XXXXX XXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 27 Prospect 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
Property tax
$13,024
Current school tax
Recent tax assessments
Market value
$612,000
Assessed value
$612
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 $612,000 $612 2128.035 $13,024 -7.74%
2025 $682,000 $682 2069.896 $14,117 -6.79%
2024 $682,000 $682 2220.743 $15,145 -4.35%
2023 $682,000 $682 2321.685 $15,834 -5.76%
2022 $682,000 $682 2463.641 $16,802 -23.09%
2021 $807,000 $807 2707.164 $21,847 +115.03%
2020 $358,400 $896 1133.916 $10,160 +5.54%
2019 $358,400 $896 1074.385 $9,626 +5.54%
2018 $358,400 $896 1017.995 $9,121 -22.20%
2017 $472,400 $1,181 992.723 $11,724 +9.28%
Permits

Permit information for 27 Prospect 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 0.46
Tiegerman Elementary School NR Private 1-5 136 0.70
Landing School 4 Public PK, 3-5 349 0.82
Landing School 4 Public PK, 3-5 349 0.82
North Shore Senior High School 9 Public K-5, 9-12 764 1.19
North Shore Middle School 9 Public K-8 646 1.26
All Saints Regional Catholic School NR Private PK-8 166 1.45
All Saints Regional Catholic School NR Private PK-8 166 1.45
Deasy School NR Public PK, K-2 364 1.58
Deasy School NR Public PK, K-2 364 1.58
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
North Shore Middle School 9 Public K-8 646 1.26
All Saints Regional Catholic School NR Private PK-8 166 1.45
Robert M Finley Middle School 5 Public 6-8 710 1.64
North Shore Day School NR Private 0 1.82
St. Peter of Alcantara School NR Private PK-8 162 2.29
Carrie Palmer Weber Middle School 7 Public 6-8 1,216 2.74
Friends Academy NR Private PK-12 765 2.80
Vincent Smith School NR Private 2-12 46 3.13
Locust Valley Middle School 8 Public 6-8 472 3.76
Roslyn Middle School 8 Public 6-8 766 4.81
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
North Shore Day School NR Private 0 1.82
Glen Cove High School 5 Public 9-12 1,050 2.21
Paul D Schreiber Senior High School 9 Public 9-12 1,613 2.29
Friends Academy NR Private PK-12 765 2.80
Vincent Smith School NR Private 2-12 46 3.13
Portledge School NR Private PK-12 522 3.57
Locust Valley High School 9 Public 9-12 629 3.76
Roslyn High School 9 Public 9-12 1,035 4.10
Manhasset Secondary School 10 Public 9-12 962 4.81

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

Neighbors for 27 Prospect Avenue, Sea Cliff, NY

29 Prospect Ave, Sea Cliff 14 The Drive, Sea Cliff 33 Grove St, Sea Cliff 31 Grove St, Sea Cliff 6 Winding Way, Sea Cliff 58 Park Way, Sea Cliff 11 The Drive, Sea Cliff 2 Carpenter Ave, Sea Cliff 3 Winding Way, Sea Cliff 5 The Drive, Sea Cliff 12 The Drive, Sea Cliff 41 Grove St, Sea Cliff 31 Prospect Ave, Sea Cliff 54 Park Way, Sea Cliff 50 Parkway, Sea Cliff 1 Winding Way, Sea Cliff 14 Winding Way, Sea Cliff 39 Grove St, Sea Cliff 60 Park Way, Sea Cliff 33 Clinton St, Sea Cliff

Nearby ZIP codes for 27 Prospect 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 27 Prospect Avenue, Sea Cliff, NY 11579?

The development at 27 Prospect Avenue, Sea Cliff, NY 11579 was built in 1958.

What is the total square footage of 27 Prospect Avenue, Sea Cliff, NY 11579?

27 Prospect Avenue, Sea Cliff, NY 11579 has a total of 1,350 square feet.

When was 27 Prospect Avenue, Sea Cliff, NY 11579 last sold and what was the sale price?

27 Prospect Avenue, Sea Cliff, NY 11579 was last sold on 02/24/2026 for $740,000.

What is the assessed value of 27 Prospect Avenue, Sea Cliff, NY 11579?

27 Prospect Avenue, Sea Cliff, NY 11579 is currently assessed at $612.

What are the property taxes for 27 Prospect Avenue, Sea Cliff, NY 11579?

The property taxes for 27 Prospect Avenue, Sea Cliff, NY 11579 total $13,023.

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