Westchester County  »  10543  »  Osborne Ave  »  120 Osborne Ave

120 Osborne Avenue, Mamaroneck, NY 10543 - Property report

Also known as: 120 Osborne Ave

Property image for 120 Osborne Avenue, Mamaroneck, NY 10543
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Ownership information for 120 Osborne Avenue, Mamaroneck, NY

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

Sales history for 120 Osborne Avenue, Mamaroneck, NY 10543

Sale date Sale price Buyer name Seller name
09/09/2021 $300,000 XXXXXX XXXXXXXX; XXXXXXXX XXXXXXX XXXXXXX XXXX X; XXXXXXX XXXXXXX X

*Most recent sale on record for this property.

More about Westchester County property records.

Title documents

Date Type Amount Party 1 Party 2
11/25/2025 - R
10/30/2025 - D
Deed XXXXXXXX XXXXXXXX X XXXXXXX X XXXXXXXX XXX XXXXXXXX X XXXXXXXX XXXXXXXXXX XXXXX
07/17/2024 - R
07/11/2024 - D
Deed XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX
07/28/2022 - R
06/03/2022 - D
Mortgage XXXXXXXX XXXXXX XXXXXXXX XXXXXXXXXX XXXXXXXXXXXX XXXXXXX XXX
09/17/2021 - R
09/09/2021 - D
Mortgage XXXXXXXX XXXXXX XXXXXXXX XXXXXXXXXX XXXXXXXXXXXX XXXXXXX XXX
09/17/2021 - R
09/09/2021 - D
Deed XXXXXXX XXXX X XXXXXX XXXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

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
2025 $1,279,100 $1,279,100 21.6079 $27,639 +5.90%
2024 $1,218,200 $1,218,200 21.4249 $26,100 +208.31%
2023 $375,000 $375,000 22.5745 $8,465 -3.07%
2022 $375,000 $375,000 23.2904 $8,734 -6.94%
2021 $375,000 $375,000 25.0283 $9,386 -18.90%
2020 $437,100 $437,100 26.47812 $11,574 n/a

Permit information for 120 Osborne Avenue, Mamaroneck, NY

Issued date Permit number Permit type Sub type Valuation Finaled date Status
02/23/2024
02/23/2024

*Most recent permits on record for this property.

Mamaroneck residential market stats

Access a detailed real estate market overview of Mamaroneck so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Mamaroneck and compare it to other neighborhoods in Westchester.

Median sale price

$1,060,000

-35.1% Y-o-Y

Median price/sq. ft.

$534

-14.4% Y-o-Y

Westchester county median sale price

$850,000

4.9% Y-o-Y

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map

Access the detailed traffic volume map for 120 Osborne Avenue, Mamaroneck, NY 10543 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)
Daniel Warren Elementary School NR Public K-2 320 0.13
F E Bellows Elementary School 8 Public 3-5 347 0.43
Parsons Memorial School 5 Public K-5 488 0.69
French-American School of New York NR Private PK-12 765 0.78
French-American School of New York NR Private PK-12 765 0.78
Mamaroneck Avenue School 6 Public K-5 684 1.02
Osborn School 9 Public K-5 455 1.15
Harrison Avenue Elementary School 9 Public K-5 559 1.46
Westchester Day School NR Private PK, K-8 379 1.59
Westchester Day School NR Private PK, K-8 379 1.59
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Rye Neck Middle School 7 Public 6-8 351 0.20
French-American School of New York NR Private PK-12 765 0.78
Louis M Klein Middle School 7 Public 6-8 824 1.49
Westchester Day School NR Private PK, K-8 379 1.59
Rye Middle School 10 Public 6-8 685 2.06
Hommocks School 7 Public 6-8 1,258 2.16
Resurrection School NR Private PK, K-8 430 2.17
Resurrection Grammar School NR Private PK-8 281 2.18
Ss John & Paul School NR Private PK-8 349 2.24
Albert Leonard Middle School 7 Public 6-8 1,086 3.30
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Rye Neck Senior High School 9 Public 9-12 515 0.20
French-American School of New York NR Private PK-12 765 0.78
Westchester Hebrew High School NR Private 9-12 87 1.59
Mamaroneck High School 8 Public 9-12 1,660 1.70
Harrison High School 9 Public 9-12 1,064 1.92
Rye High School 10 Public 9-12 903 2.06
Rye Country Day School NR Private PK-12 924 2.84
Solomon Schechter School of Westchester NR Private K-12 741 2.99
Thornton-Donovan School NR Private K-12 170 3.70
Scarsdale Middle School 10 Public 6-8, 10 1,131 3.89

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

Frequently asked questions

What is the year built for 120 Osborne Avenue, Mamaroneck, NY 10543?

The development at 120 Osborne Avenue, Mamaroneck, NY 10543 was built in 2023.

What is the total square footage of 120 Osborne Avenue, Mamaroneck, NY 10543?

120 Osborne Avenue, Mamaroneck, NY 10543 has a total of 3,175 square feet.

When was 120 Osborne Avenue, Mamaroneck, NY 10543 last sold and what was the sale price?

120 Osborne Avenue, Mamaroneck, NY 10543 was last sold on 09/09/2021 for $300,000.

What is the assessed value of 120 Osborne Avenue, Mamaroneck, NY 10543?

120 Osborne Avenue, Mamaroneck, NY 10543 is currently assessed at $1,279,100.

What are the property taxes for 120 Osborne Avenue, Mamaroneck, NY 10543?

The property taxes for 120 Osborne Avenue, Mamaroneck, NY 10543 total $27,638.

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