Nassau County  »  21 Weeks Ave

21 Weeks Avenue, Oyster Bay, NY 11771 - Property report

Also known as: 21 Weeks Ave

Property image for 21 Weeks Avenue, Oyster Bay, NY 11771
static Mapbox map

Property type

Three Family Year - Round Residence (230.01)

Year built

1913

Acreage

0.172

Sale price

$150K

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
21 Weeks Avenue
ZIP code
11771
County
Nassau
Town/City
Oyster Bay
Village (SWIS code)
None (unincorporated town)
Parcel ID
27-13-3

Owner

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Sales
Sale date
11/13/2009
Sale price
$150,180
Arm's length
Tax
Tax year
2026
Current property tax
$14,518
Tax class
Zoning & Use
Zoning
R1-6
Building
Property type
Three Family Year - Round Residence (230.01)
Building sq. ft.
3,237
Buildings on lot
1
Stories
2.7
Year built
1913
Rooms
13
Bathrooms
3
Exterior wall
Asbestos
Building style
Old Style
Basement
Full
Attic
None
Fireplaces
1
Heating type
Central
Heating system
Hot water
Lot
Acreage
0.172
Topography
Level
Land
Primary site

Area overview

Walk score
82 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
46 /100.  Somewhat Bikeable

Data provided by: Walk Score®

School district
3009

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

Ownership

Ownership information for 21 Weeks Avenue, Oyster Bay, NY

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

Sales history for 21 Weeks Avenue, Oyster Bay, NY 11771

Sale date Sale price Buyer name Seller name
11/13/2009 $150,180 XXXXXXXX XXXXXX
05/13/1999 $385,000 XXXXXXX XXXXX/XXXXXX XXXXXXXX XXXXXXXXX
11/22/1995 $221,500 XXXXXXXX XXXXXXXXX XXXXXXX XXXXXX

*Most recent sales on record for this property.

More about Nassau County property records.

Title documents

Date Type Amount Party 1 Party 2
12/23/2020 - R Other
(Mortgage Satisfaction)		 XXXXXXXX XXXXX X XXXX
12/10/2020 - R
11/19/2020 - D		 Mortgage
(Fixed Rate)		 XXXXXXXX XXXXX XXXXX XXXXXXXXX XXXXXXX XXXXXX XXXXX
11/30/2009 - R
11/13/2009 - D		 Deed XXXXXXXX XXXXXX
09/19/2003 - R
08/13/2003 - D		 Deed XXXXXXXX XXXXXX
05/21/1999 - R
05/13/1999 - D		 Deed XXXXXXXX XXXXXXXXX XXXXXXX XXXXX/XXXXXX
12/01/1995 - R
11/22/1995 - D		 Deed XXXXXXX XXXXXX XXXXXXXX XXXXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21 Weeks Avenue, Oyster Bay, 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
$14,518
Base tax
$15,175
Current school tax
Recent tax assessments
Market value
$602,000
Assessed value
$602
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 $602,000 $602 2520.692 $15,175 -0.01%
2025 $619,000 $619 2451.672 $15,176 -10.11%
2024 $640,000 $640 2638.023 $16,883 -7.11%
2023 $667,000 $667 2724.917 $18,175 -3.86%
2022 $640,000 $640 2953.771 $18,904 -10.95%
2021 $644,000 $644 3296.443 $21,229 +24.70%
2020 $486,800 $1,217 1398.912 $17,025 -6.38%
2019 $550,000 $1,375 1322.571 $18,185 +4.91%
2018 $550,000 $1,375 1260.659 $17,334 +5.26%
2017 $550,000 $1,375 1197.657 $16,468 +5.87%
Permits

Permit information for 21 Weeks Avenue, Oyster Bay, 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)
St Dominic Elementary School NR Private PK-8 218 0.11
St Dominic Elementary School NR Private PK-8 218 0.11
St Dominic High School NR Private PK-12 603 0.22
St Dominic High School NR Private PK-12 603 0.22
Theodore Roosevelt School NR Public PK, K-2 325 0.40
Theodore Roosevelt School NR Public PK, K-2 325 0.40
Vernon School 6 Public 3-6 434 1.41
Mill Neck Manor School for the Deaf NR Private PK-12 106 1.64
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
St Dominic Elementary School NR Private PK-8 218 0.11
St Dominic High School NR Private PK-12 603 0.22
OYSTER BAY MIDDLE SCHOOL 5 Public 7-8 217 0.25
Mill Neck Manor School for the Deaf NR Private PK-12 106 1.64
Mill Neck Manor School For The Deaf NR Private PK, K-11 116 1.78
East Woods School NR Private PK, K-8 226 1.81
Locust Valley Middle School 8 Public 6-8 472 3.44
South Woods Middle School 8 Public 6-8 746 3.51
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
St Dominic High School NR Private PK-12 603 0.22
Oyster Bay High School 7 Public 9-12 415 0.25
Mill Neck Manor School for the Deaf NR Private PK-12 106 1.64
Mill Neck Manor School For The Deaf NR Private PK, K-11 116 1.78
Mill Neck Manor School for Deaf Child NR Private PK, K-12 0 1.92
Harmony Heights School NR Private 8-12 74 1.99
Locust Valley High School 9 Public 9-12 629 3.44
Syosset Senior High School 10 Public 9-12 2,266 3.72
Cold Spring Harbor High School 10 Public 7-12 739 3.87
P.S. 256 NR Public PK, K-12 500 3.99

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

Neighbors for 21 Weeks Avenue, Oyster Bay, NY

25 Weeks Ave, Oyster Bay 31 Irving CT, Oyster Bay 163 South St, Oyster Bay 49 Weeks Ave, Oyster Bay 44 School St, Oyster Bay 48 Summit St, Oyster Bay 27 Irving Pl, Oyster Bay 27 Irving CT, Oyster Bay 46 Irving Pl, Oyster Bay 17 Weeks Ave, Oyster Bay 185 South St, Oyster Bay 31 Weeks Ave, Oyster Bay 33 Weeks Ave, Oyster Bay 43 Weeks Ave, Oyster Bay 55 Weeks Ave, Oyster Bay 23 Irving Pl, Oyster Bay 179-183 South St, Oyster Bay 189 South St, Oyster Bay 20 Summit St, Oyster Bay 19 Irving Pl, Oyster Bay

Nearby ZIP codes for 21 Weeks Avenue, Oyster Bay, NY

11542, Nassau County, NY 11545, Nassau County, NY 11547, Nassau County, NY 11548, Nassau County, NY 11560, Nassau County, NY 11568, Nassau County, NY 11576, Nassau County, NY 11579, Nassau County, NY 11590, Nassau County, NY 11709, Nassau County, NY 11724, Suffolk County, NY 11732, Nassau County, NY 11743, Suffolk County, NY 11753, Nassau County, NY 11765, Nassau County, NY 11791, Nassau County, NY 11797, Nassau County, NY 11801, Nassau County, NY 11804, Nassau County, NY

Frequently asked questions

What is the year built for 21 Weeks Avenue, Oyster Bay, NY 11771?

The development at 21 Weeks Avenue, Oyster Bay, NY 11771 was built in 1913.

What is the total square footage of 21 Weeks Avenue, Oyster Bay, NY 11771?

21 Weeks Avenue, Oyster Bay, NY 11771 has a total of 3,237 square feet.

When was 21 Weeks Avenue, Oyster Bay, NY 11771 last sold and what was the sale price?

21 Weeks Avenue, Oyster Bay, NY 11771 was last sold on 11/13/2009 for $150,180.

What is the assessed value of 21 Weeks Avenue, Oyster Bay, NY 11771?

21 Weeks Avenue, Oyster Bay, NY 11771 is currently assessed at $602.

What are the property taxes for 21 Weeks Avenue, Oyster Bay, NY 11771?

The property taxes for 21 Weeks Avenue, Oyster Bay, NY 11771 total $15,174.

How many residential units does this building have?

This building has 3 residential unit(s).

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