Westchester County  »  10552  »  William St  »  33 William St

33 William Street, Mount Vernon, NY 10552 - Property report

Also known as: 33 William St

Property image for 33 William Street, Mount Vernon, NY 10552
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Property type

Apartments (411)

Year built

1954

Acreage

1.15

Sale price

$27,500,000

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
33 William Street
ZIP code
10552
County
Westchester
SWIS code
City of Mt Vernon
Neighborhood
Fleetwood
Parcel ID
165.38-1161-2

Owner

Find out who owns 33 William Street, Mount Vernon, NY 10552. Uncover corporate and individual owners with a free account.

Sales
Sale date
02/07/2017
Sale price
$27,500,000
Arm's length
Tax
Tax year
2025
Current property tax
$99,139
Zoning & Use
Zoning
RMF-15
Building
Property type
Apartments (411)
Building sq. ft.
53,424
Buildings on lot
1
Stories
6
Year built
1954
Lot
Acreage
1.15

Area overview

Walk score
83 /100.  Very Walkable
Transit score
54 /100.  Good Transit
Bike score
49 /100.  Somewhat Bikeable
School district
550800

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

Ownership

Ownership information for 33 William Street, Mount Vernon, NY

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

Sales history for 33 William Street, Mount Vernon, NY 10552

Sale date Sale price Buyer name Seller name
02/07/2017 $27,500,000 XXXXX XX XXXXXXX XXX; XX XXXX X XX XXXXXXX XXX XX XXXXXXXX XX XXXXX XXX

*Most recent sale on record for this property.

More about Westchester County property records.

Title documents

Date Type Amount Party 1 Party 2
03/19/2025 - R
03/17/2025 - D		 Other
(Registered agreement)		 XXXXX XX XXXXXXX XXX XXXXXXX XXXXXXXX XXXXX
03/19/2025 - R
03/17/2025 - D		 Mortgage XXXXX XX XXXXXXX XXX XXXXXXX X X
03/19/2025 - R
03/13/2025 - D		 Assignment XXXXXXXX XXXX XX XXXXXXX XXXXXXXX XXXXX
03/19/2025 - R
03/13/2025 - D		 Assignment XXXXXXXX XXXX XX XXXXXXX XXXXXXXX XXXXX
03/19/2025 - R
03/06/2025 - D		 Assignment XXXXXXX XXXXXXXX XXXXX XXXXXX XXX
12/23/2019 - R
12/11/2019 - D		 Mortgage XXXXX XX XXXXXXX XXX XXX XXXX XXXXXXXXX XXXX
04/10/2018 - R
03/23/2018 - D		 Other
(Registered agreement)		 XXXXX XX XXXXXXX XXX XXX XXXX XXXXXXXXX XXXX
04/10/2018 - R
03/23/2018 - D		 Mortgage XXXXX XX XXXXXXX XXX XXX XXXX XXXXXXXXX XXXX
04/10/2018 - R
03/22/2018 - D		 Assignment XXXXXXXXX XXXX X X XXX XXXX XXXXXXXXX XXXX
02/16/2017 - R
02/07/2017 - D		 Deed XX XXXXXXXX XX XXXXX XXX XXXXX XX XXXXXXX XXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 33 William Street, Mount Vernon, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025
Current property tax
$99,139
Base tax
$92,574
Recent tax assessments
Market value
$7,944,444
Land value
$1,866,667
Building value
$6,077,777
Assessed value
$143,000

More about Westchester 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
2025 $7,944,444 $143,000 647.37 $92,574 -0.11%
2024 $7,447,917 $143,000 648.11 $92,680 -58.39%
2023 $8,362,573 $143,000 1557.71 $222,753 +1.03%
2022 $7,114,428 $143,000 1541.8683 $220,487 +1.48%
2021 $6,500,000 $143,000 1519.4252 $217,278 +2.96%
2020 $6,111,111 $143,000 1475.67467 $211,021 +1.32%
2019 $5,500,000 $143,000 1456.4002 $208,265 +2.03%
2018 $5,125,448 $143,000 1427.41 $204,120 +0.87%
2017 $4,735,099 $143,000 1415.03 $202,349 +0.31%
2016 $4,307,229 $143,000 1410.67 $201,726 -0.93%
Permits

Permit information for 33 William Street, Mount Vernon, 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)
Mount Vernon Leadership Academy 5 Public PK, K-8 404 0.22
Mount Vernon Leadership Academy 5 Public PK, K-8 404 0.22
Milestone School NR Private PK-4 105 0.27
Milestone School NR Private PK-4 105 0.27
NELSON MANDELA/DR HOSA ZOLLICOFFER 5 Public PK, K-8 367 0.42
NELSON MANDELA/DR HOSA ZOLLICOFFER 5 Public PK, K-8 367 0.42
Lincoln School 6 Public K-8 498 0.52
Pennington School 5 Public PK, K-8 426 0.58
Pennington School 5 Public PK, K-8 426 0.58
School 30 5 Public PK, K-8 560 0.61
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Mount Vernon Leadership Academy 5 Public PK, K-8 404 0.22
NELSON MANDELA/DR HOSA ZOLLICOFFER 5 Public PK, K-8 367 0.42
The Montfort Academy NR Private 7-12 169 0.50
Lincoln School 6 Public K-8 498 0.52
Intellectus Preparatory Charter School NR Charter 6-7 51 0.52
Pennington School 5 Public PK, K-8 426 0.58
School 30 5 Public PK, K-8 560 0.61
Our Lady of Victory School NR Private PK-8 329 0.65
Fortress Christian Academy NR Private K-12 0 0.67
Hamilton School 5 Public K-8 354 0.77
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Mount Vernon STEAM Academy NR Public 9-12 756 0.23
Nelson R Mandela/DR Hosea Zollicoffer High School NR Public 9-12 80 0.24
The Montfort Academy NR Private 7-12 169 0.50
Fortress Christian Academy NR Private K-12 0 0.67
Denzel Washington School-Arts 6 Public 6-12 383 1.01
Bronxville High School 10 Public 9-12 532 1.11
Westchester Muslim Center School NR Private PK-12 73 1.14
Mount Vernon High School 2 Public 9-12 1,094 1.25
Yonkers Montessori Academy 4 Public PK, K-12 1,261 1.64
Lincoln High School 4 Public 9-12 1,103 1.84

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

Neighbors for 33 William Street, Mount Vernon, NY

19 William St, Mount Vernon 122 Primrose Ave, Mount Vernon 132 Wallace Ave, Mount Vernon 36 Melrose Ave, Mount Vernon 34 Melrose Ave, Mount Vernon 415 Gramatan Ave, Mount Vernon 46 Kenyon Pl, Mount Vernon 50 Kenyon Pl, Mount Vernon 126 Wallace Ave, Mount Vernon 39 Primrose Ave, Mount Vernon 122 Wallace Ave, Mount Vernon 114 Wallace Ave, Mount Vernon 110 Wallace Ave, Mount Vernon 30 Melrose Ave, Mount Vernon 128 Primrose Ave, Mount Vernon 118 Wallace Ave, Mount Vernon 104 Wallace Ave, Mount Vernon 434 Gramatan Ave, Mount Vernon 304 Westchester Ave, Mount Vernon 324 Westchester Ave, Mount Vernon

Nearby ZIP codes for 33 William Street, Mount Vernon, NY

10464, New York City, NY 10466, New York City, NY 10467, New York City, NY 10469, New York City, NY 10470, New York City, NY 10550, Westchester County, NY 10553, Westchester County, NY 10701, Westchester County, NY 10703, Westchester County, NY 10704, Westchester County, NY 10705, Westchester County, NY 10707, Westchester County, NY 10708, Westchester County, NY 10709, Westchester County, NY 10710, Westchester County, NY 10801, Westchester County, NY 10803, Westchester County, NY 10804, Westchester County, NY 10805, Westchester County, NY

Frequently asked questions

What is the year built for 33 William Street, Mount Vernon, NY 10552?

The development at 33 William Street, Mount Vernon, NY 10552 was built in 1954.

What is the total square footage of 33 William Street, Mount Vernon, NY 10552?

33 William Street, Mount Vernon, NY 10552 has a total of 53,424 square feet.

When was 33 William Street, Mount Vernon, NY 10552 last sold and what was the sale price?

33 William Street, Mount Vernon, NY 10552 was last sold on 02/07/2017 for $27,500,000.

What is the assessed value of 33 William Street, Mount Vernon, NY 10552?

33 William Street, Mount Vernon, NY 10552 is currently assessed at $143,000.

What are the property taxes for 33 William Street, Mount Vernon, NY 10552?

The property taxes for 33 William Street, Mount Vernon, NY 10552 total $92,573.

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