Nassau County  »  11545  »  Union Ave  »  20 Union Ave

20 Union Avenue, Glen Head, NY 11545 - Property report

Also known as: 20 Union Ave

Property image for 20 Union Avenue, Glen Head, NY 11545
static Mapbox map

Property type

One Family Year - Round Residence (210.01)

Year built

1964

Acreage

0.115

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 Union Avenue
ZIP code
11545
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
None (unincorporated town)
Parcel ID
20-17-24

Owner

Find out who owns 20 Union Avenue, Glen Head, NY 11545. Uncover corporate and individual owners with a free account.

Tax
Tax year
2026
Current property tax
$11,841
Tax class
Zoning & Use
Zoning
R1-7
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
1,344
Buildings on lot
1
Stories
1.5
Year built
1964
Rooms
4
Bathrooms
2
Half bathrooms
1
Exterior wall
Brick
Building style
Cape
Basement
Full
Attic
None
Heating type
Central/AC
Heating system
Central w ac
Lot
Acreage
0.115
Topography
Level
Land
Primary site

Area overview

Walk score
54 /100.  Somewhat Walkable
Transit score
0 /100.  Minimal Transit
Bike score
42 /100.  Somewhat Bikeable
School district
3002

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

Ownership

Ownership information for 20 Union Avenue, Glen Head, NY

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

Sales history for 20 Union Avenue, Glen Head, NY 11545

No recently recorded sales for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
10/01/2002 - R
09/08/2002 - D		 Deed XXXXX XXXXXXX

*Most recent recorded document on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 20 Union Avenue, Glen Head, 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
$11,841
Base tax
$11,978
Current school tax
Recent tax assessments
Market value
$488,000
Assessed value
$488
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 $488,000 $488 2454.487 $11,978 +3.44%
2025 $489,000 $489 2367.903 $11,579 -10.65%
2024 $509,000 $509 2546.008 $12,959 -4.03%
2023 $509,000 $509 2652.88 $13,503 -6.13%
2022 $509,000 $509 2826.106 $14,385 -8.66%
2021 $509,000 $509 3094.015 $15,749 +135.98%
2020 $204,400 $511 1305.982 $6,674 -1.42%
2019 $219,200 $548 1235.353 $6,770 -1.18%
2018 $233,600 $584 1173.048 $6,851 -3.22%
2017 $248,400 $621 1139.815 $7,078 +2.78%
Permits

Permit information for 20 Union Avenue, Glen Head, 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 20 Union Avenue, Glen Head, NY 11545 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)
Glen Head Elementary School 10 Public K-5 371 0.24
North Shore Senior High School 9 Public K-5, 9-12 764 0.67
North Shore Middle School 9 Public K-8 646 0.75
Glenwood Landing Elementary School 9 Public K-5 427 0.91
Sea Cliff Elementary School 8 Public K-5 343 1.39
The Green Vale School NR Private PK-8 417 1.65
The Green Vale School NR Private PK-8 417 1.65
Connolly School 3 Public 3-5 305 1.76
All Saints Regional Catholic School NR Private PK-8 166 1.87
All Saints Regional Catholic School NR Private PK-8 166 1.87
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
North Shore Middle School 9 Public K-8 646 0.75
The Green Vale School NR Private PK-8 417 1.65
All Saints Regional Catholic School NR Private PK-8 166 1.87
Friends Academy NR Private PK-12 765 2.45
Robert M Finley Middle School 5 Public 6-8 710 2.59
Portledge School NR Private PK-12 522 3.17
North Shore Day School NR Private 0 3.22
Carrie Palmer Weber Middle School 7 Public 6-8 1,216 3.31
Roslyn Middle School 8 Public 6-8 766 3.64
Locust Valley Middle School 8 Public 6-8 472 3.96
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 0.67
Friends Academy NR Private PK-12 765 2.45
Roslyn High School 9 Public 9-12 1,035 3.04
Paul D Schreiber Senior High School 9 Public 9-12 1,613 3.11
Portledge School NR Private PK-12 522 3.17
Glen Cove High School 5 Public 9-12 1,050 3.21
North Shore Day School NR Private 0 3.22
Vincent Smith School NR Private 2-12 46 3.44
Long Island Lutheran Middle & High School NR Private 6-12 439 3.84
Locust Valley High School 9 Public 9-12 629 3.96

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

Neighbors for 20 Union Avenue, Glen Head, NY

6 Sheppard St, Glen Head 8 Post St, Glen Head 12 Post St, Glen Head 10 Post St, Glen Head 24 Cherry St, Glen Head 22 Cherry St, Glen Head 9 North St, Glen Head 22 Union Ave, Glen Head 18 Union Ave, Glen Head 7 North St, Glen Head 15 North St, Glen Head 13 McCouns Ln, Glen Head 4 Post St, Glen Head 13 North St, Glen Head 4 Sheppard St, Glen Head 8 Sheppard St, Glen Head 2 Sheppard St, Glen Head 6 Post St, Glen Head 15 McCouns Ln, Glen Head 11 MC Couns Ln, Glen Head

Nearby ZIP codes for 20 Union Avenue, Glen Head, NY

11501, Nassau County, NY 11507, Nassau County, NY 11514, Nassau County, NY 11542, 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 11579, Nassau County, NY 11590, Nassau County, NY 11596, Nassau County, NY 11709, Nassau County, NY 11732, Nassau County, NY 11753, Nassau County, NY 11765, Nassau County, NY 11791, Nassau County, NY 11801, Nassau County, NY

Frequently asked questions

What is the year built for 20 Union Avenue, Glen Head, NY 11545?

The development at 20 Union Avenue, Glen Head, NY 11545 was built in 1964.

What is the total square footage of 20 Union Avenue, Glen Head, NY 11545?

20 Union Avenue, Glen Head, NY 11545 has a total of 1,344 square feet.

What is the assessed value of 20 Union Avenue, Glen Head, NY 11545?

20 Union Avenue, Glen Head, NY 11545 is currently assessed at $488.

What are the property taxes for 20 Union Avenue, Glen Head, NY 11545?

The property taxes for 20 Union Avenue, Glen Head, NY 11545 total $11,977.

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