Nassau County  »  21 Cornwall Ln

21 Cornwall Lane, Port Washington, NY 11050 - Property report

Also known as: 21 Cornwall Ln

Property image for 21 Cornwall Lane, Port Washington, NY 11050
static Mapbox map

Property type

One Family Year - Round Residence (210.01)

Year built

1938

Acreage

1

Sale price

$1,250,000

General information

Unlock this property report with a free account

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
21 Cornwall Lane
ZIP code
11050
County
Nassau
Town/City
North Hempstead
Village (SWIS code)
Sands Point
Parcel ID
4-E-101

Owner

Find out who owns 21 Cornwall Lane, Port Washington, NY 11050. Uncover corporate and individual owners with a free account.

Sales
Sale date
07/25/2016
Sale price
$1,250,000
Arm's length
Tax
Tax year
2026
Current property tax
$27,006
Tax class
Building
Property type
One Family Year - Round Residence (210.01)
Building sq. ft.
3,522
Buildings on lot
1
Stories
2
Year built
1938
Rooms
8
Bathrooms
5
Half bathrooms
1
Exterior wall
Mas & frame
Building style
Colonial
Basement
Full
Attic
Partial
Fireplaces
2
Heating type
Central/AC
Heating system
Central w ac
Lot
Acreage
1
Topography
Level
Land
Primary site

Area overview

Walk score
23 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
25 /100.  Somewhat Bikeable
School district
2004

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

Ownership

Ownership information for 21 Cornwall Lane, Port Washington, NY

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

Sales history for 21 Cornwall Lane, Port Washington, NY 11050

Sale date Sale price Buyer name Seller name
07/25/2016 $1,250,000 XXXXXXXXX XXXXXX; XXXXXX XXXXXX XXXXX XXXXX; XXXX XXXXX
10/26/2010 $1,030,000 XXXXX XXXXX XXXX XXXXX
02/14/2003 $852,500 XXXX X XXXXXXXXXX

*Most recent sales on record for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
06/01/2020 - R
03/24/2020 - D		 Mortgage
(Fixed Rate)		 XXXXXX XXXXXXXXX XXXXXXXX XXXXX XXXX XX
06/01/2020 - R Other
(Mortgage Agreement)		 XXXXXX XXXXXXXXX XXXXXXXX XXXXX XXXX XX
06/01/2020 - R Assignment
(Assign Mortgage)		 XXXXX XXXXX XXXX XX XXXXXXXX XXXXX XXXX XX
08/09/2016 - R
07/25/2016 - D		 Deed XXXXX XXXXX XXXXXXXXX XXXXXX
11/04/2010 - R
10/26/2010 - D		 Deed XXXX XXXXX XXXXX XXXXX
03/05/2003 - R
02/14/2003 - D		 Deed XXXX X XXXXXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21 Cornwall Lane, Port Washington, 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
$27,006
Base tax
$28,284
Current school tax
Recent tax assessments
Market value
$1,528,000
Assessed value
$1,528
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 $1,528,000 $1,528 1851.019 $28,284 +6.01%
2025 $1,486,000 $1,486 1795.444 $26,680 -6.49%
2024 $1,496,000 $1,496 1907.235 $28,532 -3.13%
2023 $1,484,000 $1,484 1984.707 $29,453 -9.24%
2022 $1,496,000 $1,496 2169.223 $32,452 -12.56%
2021 $1,515,000 $1,515 2449.74 $37,114 +106.80%
2020 $679,600 $1,699 1056.287 $17,946 -3.08%
2019 $750,000 $1,875 987.506 $18,516 -4.07%
2018 $824,000 $2,060 936.956 $19,301 +4.73%
2017 $824,000 $2,060 894.679 $18,430 +3.47%
Permits

Permit information for 21 Cornwall Lane, Port Washington, NY

No recently recorded permits for this property.

Neighborhood

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 21 Cornwall Lane, Port Washington, NY 11050 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)
Manorhaven Elementary School 5 Public K-5 477 0.65
John Philip Sousa Elementary School 6 Public K-5 540 0.70
My Spectrum School NR Private PK, K-1 0 0.97
My Spectrum School NR Private PK, K-1 0 0.97
Guggenheim Elementary School 7 Public K-5 492 1.34
John J Daly Elementary School 7 Public PK, K-5 475 1.50
John J Daly Elementary School 7 Public PK, K-5 475 1.50
St. Peter of Alcantara School NR Private PK-8 162 2.02
St. Peter of Alcantara School NR Private PK-8 162 2.02
North Shore Hebrew Academy NR Private PK, K-8 0 2.12
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
St. Peter of Alcantara School NR Private PK-8 162 2.02
North Shore Hebrew Academy NR Private PK, K-8 0 2.12
North Shore Hebrew Academy NR Private PK-8 669 2.35
North Shore Hebrew Academy NR Private PK-8 670 2.35
Carrie Palmer Weber Middle School 7 Public 6-8 1,216 2.62
Village School NR Public 8-12 44 2.98
Vincent Smith School NR Private 2-12 46 3.00
Great Neck North Middle School 7 Public 6-8 744 3.05
P.S. 175 City Island 6 Public K-8 239 3.29
Manhasset Middle School 8 Public 7-8 521 3.63
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Paul D Schreiber Senior High School 9 Public 9-12 1,613 2.46
Village School NR Public 8-12 44 2.98
Vincent Smith School NR Private 2-12 46 3.00
Great Neck North High School 9 Public 9-12 1,176 3.26
Manhasset Secondary School 10 Public 9-12 962 3.63
St Mary's College Prepartory High School NR Private 9-12 679 3.86
North Shore Senior High School 9 Public K-5, 9-12 764 4.75
North Shore Day School NR Private 0 4.79
North Shore Hebrew Academy High School NR Private 9-12 431 5.18
Blessed Sacrament St Gabriel High School NR Private 9-12 235 5.30

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

Neighbors for 21 Cornwall Lane, Port Washington, NY

30 Barkers Point Rd, Port Washington 96 Barkers Point Rd, Port Washington 62 Barkers Point Rd, Port Washington 86 Barkers Point Rd, Port Washington 58 Barkers Point Rd, Port Washington 78 Barkers Point Rd, Port Washington 17 Cedar Ln, Port Washington 82 Barkers Point Rd, Port Washington 60 Barkers Point Rd, Port Washington 54 Barkers Point Rd, Port Washington 64 Barkers Point Rd, Port Washington 28 Barkers Point Rd, Port Washington 20 Cedar Ln, Port Washington 35 Cornwall Ln, Port Washington 31 Cornwall Ln, Port Washington 133 Sands Point Rd, Port Washington 39 Cornwall Ln, Port Washington 15 Cedar Ln, Port Washington 62 A Barkers Point Rd, Port Washington 70 Barkers Point Rd, Port Washington

Nearby ZIP codes for 21 Cornwall Lane, Port Washington, NY

11004, New York City, NY 11005, New York City, NY 11020, Nassau County, NY 11023, Nassau County, NY 11024, Nassau County, NY 11030, Nassau County, NY 11040, Nassau County, NY 11042, Nassau County, NY 11359, New York City, NY 11362, New York City, NY 11363, New York City, NY 11507, Nassau County, NY 11542, Nassau County, NY 11547, Nassau County, NY 11548, Nassau County, NY 11576, Nassau County, NY 11577, Nassau County, NY 11579, Nassau County, NY 11596, Nassau County, NY

Frequently asked questions

What is the year built for 21 Cornwall Lane, Port Washington, NY 11050?

The development at 21 Cornwall Lane, Port Washington, NY 11050 was built in 1938.

What is the total square footage of 21 Cornwall Lane, Port Washington, NY 11050?

21 Cornwall Lane, Port Washington, NY 11050 has a total of 3,522 square feet.

When was 21 Cornwall Lane, Port Washington, NY 11050 last sold and what was the sale price?

21 Cornwall Lane, Port Washington, NY 11050 was last sold on 07/25/2016 for $1,250,000.

What is the assessed value of 21 Cornwall Lane, Port Washington, NY 11050?

21 Cornwall Lane, Port Washington, NY 11050 is currently assessed at $1,528.

What are the property taxes for 21 Cornwall Lane, Port Washington, NY 11050?

The property taxes for 21 Cornwall Lane, Port Washington, NY 11050 total $28,283.

Disclaimer

Copyright 2003-2026 by PropertyShark.com

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

Sign up for a free account