Nassau County  »  101 Dupont St

101 Dupont Street, Plainview, NY 11803 - Property report

Also known as: 101 Dupont St

Property image for 101 Dupont Street, Plainview, NY 11803
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Property type

High Tech Manufacturing (712.04)

Year built

1966

Acreage

1.27

Sale price

$7,500,000

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
101 Dupont Street
ZIP code
11803
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
None (unincorporated town)
Parcel ID
13-117-33

Owner

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Building
Property type
High Tech Manufacturing (712.04)
Building sq. ft.
31,809
Buildings on lot
1
Stories
1
Year built
1966
Sales
Sale date
02/25/2026
Sale price
$7,500,000
Arm's length
Tax
Tax year
2026
Current property tax
$107,754
Tax class
Zoning & Use
Zoning
Capitalization rate
Area type
Commercial/Industrial park
Lot
Acreage
1.27
Topography
Level
Land
Primary site

Area overview

Walk score
31 /100.  Car-Dependent
Transit score
13 /100.  Minimal Transit
Bike score
52 /100.  Bikeable
School district
3019
Street
Paved
Traffic
Medium

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

Commercial Buildings

Sq. ft. Structure Grade Year built Stories
31,809 Flex indtrl/warehouse C 1966 1
Floor distribution
Floors Sq. ft. Use Construction Condition Exterior wall Heating Air conditioning Plumbing
01-01 15,975 Flex building
01-01 7,917 Flex building
02-02 7,917 Flex building Central
Ownership

Ownership information for 101 Dupont Street, Plainview, NY

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

Sales history for 101 Dupont Street, Plainview, NY 11803

Sale date Sale price Buyer name Seller name
02/25/2026 $7,500,000 XXX-XXX XXXXXX XXXXXXXX XXXXX XXX XXX XXXXXX XXX; XXX XXXXXX XXX
12/19/2003 $592,064 XXX XXXXXXXXXX XXX XXX
10/16/2003 $296,032 XXXXXXXX XXXXX; XXXXXXXX XXXXX

*Most recent sales on record for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
03/06/2026 - R Other
(Mortgage agreement)		 XXX-XXX XXXXXX XXXXXXXX XXXXX XXX XXXXXXXXXX XXXX XX
03/04/2026 - R
02/25/2026 - D		 Deed
(Deed commercial/vacant land)		 XXX XXXXXX XXX XXX-XXX XXXXXX XXXXXXXX XXXXX XXX
03/06/2026 - R
02/25/2026 - D		 Mortgage
(Mtg-mortgage)		 XXX-XXX XXXXXX XXXXXXXX XXXXX XXX XXXXXXXXXX XXXX XX
10/23/2007 - R
10/05/2007 - D		 Deed XXXXXXXX-XXXXXXXX XXXXX
10/24/2006 - R
06/16/2006 - D		 Deed XXXXXXX XXXXXXXXXX XX-XXX, XXX
05/14/2004 - R
12/19/2003 - D		 Deed XXX XXXXXXXXXX XXX XXX
01/20/2004 - R
10/16/2003 - D		 Deed XXXXXXXX XXXXX
01/20/2004 - R
10/16/2003 - D		 Deed XXXXXXXX XXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 101 Dupont Street, Plainview, NY

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

Current property tax
Tax year
2026
Tax class
Property tax
$107,754
Recent tax assessments
Market value
$1,332,200
Assessed value
$13,322
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 $1,332,200 $13,322 808.842 $107,754 +1.20%
2025 $1,332,200 $13,322 799.258 $106,477 +0.36%
2024 $1,480,600 $13,911 783.483 $106,099 +2.43%
2023 $1,480,600 $14,806 836.891 $103,582 -22.27%
2022 $1,480,600 $14,806 899.986 $133,252 -3.46%
2021 $1,430,900 $14,309 964.668 $138,034 +45.37%
2020 $898,400 $8,984 1056.9 $94,952 +4.02%
2019 $898,400 $8,984 1016.053 $91,282 -21.90%
2018 $1,116,300 $11,163 1047.064 $116,884 +6.60%
2017 $1,116,300 $11,163 982.246 $109,648 +14.38%
Permits

Permit information for 101 Dupont Street, Plainview, NY

No recently recorded permits for this property.

Neighborhood

Demographics by ZIP code

Total population
29,713
Median age
46.6
Average household income
$221,964
Family households
82.0%
People per household (average)
2.86
Occupied housing units
10,237
Owner-occupied units
93.6%
Median year structure built
1958
Median value mortgaged units
$822,300
Median value unmortgaged units
$762,300

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 101 Dupont Street, Plainview, NY 11803 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Neighbors for 101 Dupont Street, Plainview, NY

50 Fairchild CT, Plainview 10-40 Dupont St, Plainview 135 Dupont St, Plainview 101 Fairchild Ave, Plainview 8 Bayview Dr, Plainview 130 Fairchild Ave, Plainview 182 Fairchild Ave, Plainview 2 Bayview Dr, Plainview 6 Bayview Dr, Plainview 151 Fairchild Ave, Plainview 151-163 Dupont St, Plainview 28 Fairchild Ave, Plainview 100 Fairchild Ave, Plainview 225 Dupont St, Plainview 4 Bayview Dr, Plainview 80 Dupont St, Plainview 121 Dupont St, Plainview 17 Dupont Ave, Plainview 1 Dupont St, Plainview 303 Sunnyside Blvd, Plainview

Nearby ZIP codes for 101 Dupont Street, Plainview, NY

11554, Nassau County, NY 11568, Nassau County, NY 11590, Nassau County, NY 11714, Nassau County, NY 11724, Suffolk County, NY 11732, Nassau County, NY 11735, Nassau County, NY 11735, Suffolk County, NY 11743, Suffolk County, NY 11746, Suffolk County, NY 11747, Suffolk County, NY 11753, Nassau County, NY 11756, Nassau County, NY 11762, Nassau County, NY 11783, Nassau County, NY 11791, Nassau County, NY 11797, Nassau County, NY 11798, Suffolk County, NY 11801, Nassau County, NY 11804, Nassau County, NY

Frequently asked questions

What is the year built for 101 Dupont Street, Plainview, NY 11803?

The development at 101 Dupont Street, Plainview, NY 11803 was built in 1966.

What is the market value of 101 Dupont Street, Plainview, NY 11803?

The current market value of 101 Dupont Street, Plainview, NY 11803 is $1,332,200.

What is the total square footage of 101 Dupont Street, Plainview, NY 11803?

101 Dupont Street, Plainview, NY 11803 has a total of 31,809 square feet.

What is the price per square foot for this property?

$235 per square foot is the price for 101 Dupont Street, Plainview, NY 11803.

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