Nassau County  »  11520  »  Mount Ave  »  20 Mount Ave

20 Mount Avenue, Freeport, NY 11520 - Property report

Also known as: 20 Mount Ave

Property image for 20 Mount Avenue, Freeport, NY 11520
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Property type

One Family Year - Round Residence (210.01)

Year built

1903

Acreage

0.139

General information

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Address
Primary address
20 Mount Avenue
ZIP code
11520
County
Nassau
Town/City
Hempstead
Village (SWIS code)
Freeport
Parcel ID
55-232-200

Owner

Find out who owns 20 Mount Avenue, Freeport, NY 11520. Uncover corporate and individual owners with a free account.

Tax
Tax year
2026
Current property tax
$7,519
Tax class
Zoning & Use
Zoning
MF
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
1,553
Buildings on lot
1
Stories
2
Year built
1903
Rooms
9
Bathrooms
1
Exterior wall
Alum/Vinyl
Building style
Colonial
Basement
Full
Attic
None
Heating type
Central
Heating system
Hot water
Lot
Acreage
0.139
Topography
Level
Land
Primary site

Area overview

Walk score
79 /100.  Very Walkable
Transit score
55 /100.  Good Transit
Bike score
50 /100.  Bikeable
School district
1009

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

Ownership

Ownership information for 20 Mount Avenue, Freeport, NY

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

Sales history for 20 Mount Avenue, Freeport, NY 11520

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 20 Mount Avenue, Freeport, 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
$7,519
Current school tax
Recent tax assessments
Market value
$347,000
Assessed value
$347
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 $347,000 $347 2166.764 $7,519 -3.14%
2025 $360,000 $360 2156.21 $7,762 -7.55%
2024 $368,000 $352 2385.282 $8,396 -13.25%
2023 $378,000 $378 2560.523 $9,679 -9.18%
2022 $368,000 $368 2895.963 $10,657 -16.91%
2021 $374,000 $374 3429.417 $12,826 +107.02%
2020 $168,400 $421 1471.633 $6,196 -5.13%
2019 $180,400 $451 1447.986 $6,530 -5.90%
2018 $194,400 $486 1427.921 $6,940 +5.50%
2017 $194,400 $486 1353.535 $6,578 +2.49%
Permits

Permit information for 20 Mount Avenue, Freeport, 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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Access the detailed traffic volume map for 20 Mount Avenue, Freeport, NY 11520 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)
Freeport Christian Academy & Daycare NR Private K-10 121 0.23
Columbus Avenue School NR Public PK, K-2 195 0.31
Columbus Avenue School NR Public PK, K-2 195 0.31
The De Lasalle School NR Private 5-8 0 0.42
De La Salle School NR Private 5-8 63 0.44
Children's World Psi Montessori NR Private PK, K-3 0 0.51
Children's World Psi Montessori NR Private PK, K-3 0 0.51
New Visions Elementary School 5 Public K-4 420 0.53
Caroline G Atkinson School 6 Public 5-6 928 0.69
Archer Street School 5 Public K-4 495 0.92
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Freeport Christian Academy & Daycare NR Private K-10 121 0.23
John W Dodd Middle School 4 Public 7-8 986 0.38
The De Lasalle School NR Private 5-8 0 0.42
De La Salle School NR Private 5-8 63 0.44
Woodward Mental Health Center NR Private 2-12 0 0.61
Woodward Mental Health Center NR Private 6-12 70 0.68
Roosevelt Children S Academy Charter School 5 Charter K-8 730 1.07
Merrick Avenue Middle School 9 Public 7-8 814 1.45
Roosevelt Middle School 5 Public 7-8 455 1.88
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Freeport Christian Academy & Daycare NR Private K-10 121 0.23
Woodward Mental Health Center NR Private 2-12 0 0.61
Woodward Mental Health Center NR Private 6-12 70 0.68
Hi Hello Child Care Center 2 NR Private 0 0.74
Bundle of Joy Kindergarten NR Private 0 1.10
Freeport High School 5 Public 9-12 2,264 1.26
Sanford H Calhoun High School 9 Public 9-12 1,168 1.30
Baldwin Senior High School 8 Public 9-12 1,484 1.44
Roosevelt High School 3 Public 9-12 1,075 1.94
Wellington C Mepham High School 9 Public 9-12 1,260 2.18

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

Neighbors for 20 Mount Avenue, Freeport, NY

12 Mount Ave, Freeport 48 Graffing Pl, Freeport 56 Graffing Pl, Freeport 30 Graffing Pl, Freeport 26 Graffing Pl, Freeport 22 Graffing Pl, Freeport 11 Rosedale Ave, Freeport 65 Broadway, Freeport 6 Mount Ave, Freeport 40 Graffing Pl, Freeport 95 Broadway, Freeport 75 Commerical St, Freeport 56 Mount Ave, Freeport 50 Graffing Pl, Freeport 67 Broadway, Freeport 17 Rosedale Ave, Freeport 9 Rosedale Ave, Freeport 7 Rosedale Ave, Freeport 16 Mount Ave, Freeport 4 Mount Ave, Freeport

Nearby ZIP codes for 20 Mount Avenue, Freeport, NY

11510, Nassau County, NY 11518, Nassau County, NY 11530, Nassau County, NY 11549, Nassau County, NY 11550, Nassau County, NY 11552, Nassau County, NY 11554, Nassau County, NY 11556, Nassau County, NY 11561, Nassau County, NY 11563, Nassau County, NY 11565, Nassau County, NY 11566, Nassau County, NY 11569, Nassau County, NY 11572, Nassau County, NY 11575, Nassau County, NY 11793, Nassau County, NY

Frequently asked questions

What is the year built for 20 Mount Avenue, Freeport, NY 11520?

The development at 20 Mount Avenue, Freeport, NY 11520 was built in 1903.

What is the total square footage of 20 Mount Avenue, Freeport, NY 11520?

20 Mount Avenue, Freeport, NY 11520 has a total of 1,553 square feet.

What is the assessed value of 20 Mount Avenue, Freeport, NY 11520?

20 Mount Avenue, Freeport, NY 11520 is currently assessed at $347.

What are the property taxes for 20 Mount Avenue, Freeport, NY 11520?

The property taxes for 20 Mount Avenue, Freeport, NY 11520 total $7,518.

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