Suffolk County  »  11741  »  Knickerbocker Ave  »  21 Knickerbocker Ave

21 Knickerbocker Avenue, Holbrook, NY 11741 - Property report

Also known as: 21 Knickerbocker Ave

Property image for 21 Knickerbocker Avenue, Holbrook, NY 11741
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Property type

One Family Year-Round Residence (210)

Year built

1960

Acreage

0.25

Sale price

$285,000

General information

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Address
Primary address
21 Knickerbocker Avenue
ZIP code
11741
County
Suffolk
Village (SWIS code)
472289
Parcel ID
8000690

Owner

Find out who owns 21 Knickerbocker Avenue, Holbrook, NY 11741. Uncover corporate and individual owners with a free account.

Sales
Sale date
04/15/2016
Sale price
$285,000
Arm's length
Tax
Tax year
2025-2026
Current property tax
$9,006
Building
Property type
One Family Year-Round Residence (210)
Building sq. ft.
1,204
Year built
1960
Lot
Acreage
0.25

Area overview

Walk score
38 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
38 /100.  Somewhat Bikeable
School district
472205

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

Ownership

Ownership information for 21 Knickerbocker Avenue, Holbrook, NY

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

Sales history for 21 Knickerbocker Avenue, Holbrook, NY 11741

Sale date Sale price Buyer name Seller name
04/15/2016 $285,000 XXXXXXXX XXXXXXXXXXXXX XXXXXXXXXX XXXXXXXXX X; XXXXXXXXX XXXXX; XXXXX XXXXX X XXXXXXXX XXXXXXXXXXXXX XXXXXXXXXX XXXXXXXXX X; XXXXXXX XXXXXX; XXXXXX XXXXXX; XXXXX XXXXXX; XXXXXXXX XXXXXX
04/03/2009 $295,000 XXXXXXXX XXXXXX; XXXXXXX XXXXXX; XXXXXX XXXXXX; XXXXX XXXXXX XXXX XXXXXX X; XXXXXXX XXXXXX X

*Most recent sales on record for this property.

More about Suffolk County property records.

Title documents

Date Type Amount Party 1 Party 2
05/06/2016 - R
04/15/2016 - D		 Deed
(Bargain and sale)		 XXXXXXXX XXXXXXXXXXXXX XXXXXXXXXX XXXXXXXXX X XXXXX XXXXX X
05/06/2016 - R
04/15/2016 - D		 Deed
(Bargain and sale)		 XXXXXXXX XXXXXX XXXXXXXX XXXXXXXXXXXXX XXXXXXXXXX XXXXXXXXX X
04/21/2009 - R
04/03/2009 - D		 Deed
(Bargain & sale deed)		 XXXX XXXXXX X XXXXXXXX XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21 Knickerbocker Avenue, Holbrook, NY

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

Current property tax
Tax year
2025-2026
Property tax
$9,006
Recent tax assessments
Market value
$481,132
Assessed value
$2,550

More about Suffolk 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
2025-2026 $481,132 $2,550 353.178 $9,006 +4.38%
2024-2025 $481,132 $2,550 338.342 $8,628 -17.92%
2023-2024 $472,222 $2,550 412.188 $10,511 +27.16%
2022-2023 $411,290 $2,550 324.157 $8,266 +3.72%
2021-2022 $344,595 $2,550 312.54 $7,970 +2.63%
2020-2021 $331,169 $2,550 304.524 $7,765 +1.29%
2019-2020 $296,512 $2,550 300.635 $7,666 +0.70%
2018-2019 $296,512 $2,550 298.542 $7,613 +3.71%
2017-2018 $283,333 $2,550 287.866 $7,341 +0.44%
2016-2017 $280,220 $2,550 286.604 $7,308 +2.99%
Permits

Permit information for 21 Knickerbocker Avenue, Holbrook, NY

No recently recorded permits for this property.

Neighborhood

Brookhaven residential market stats

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

Median sale price

$575,000

4.5% Y-o-Y

Median price/sq. ft.

$348

2.4% Y-o-Y

Suffolk county median sale price

$677,000

5.9% Y-o-Y

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
View daily traffic map

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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Hiawatha School 4 Public K-5 603 0.63
Nokomis School 3 Public K-5 527 0.99
St Joseph School NR Private PK, K-8 212 1.38
St Joseph School NR Private PK, K-8 212 1.38
Grundy Avenue School 5 Public K-5 470 1.87
Merrimac School 7 Public K-5 336 1.95
Edith L Slocum Elementary School 6 Public PK, K-5 272 1.97
Edith L Slocum Elementary School 6 Public PK, K-5 272 1.97
Maimonides Day School NR Private PK, K-3 25 2.18
Maimonides Day School NR Private PK, K-3 25 2.18
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Seneca Middle School 6 Public 6-8 973 1.16
St Joseph School NR Private PK, K-8 212 1.38
Samoset Middle School 6 Public 6-8 892 1.61
Sagamore Middle School 6 Public 6-8 933 2.11
Long Island Baptist Academy NR Private 2-12 8 2.27
Ronkonkoma Middle School 8 Public 6-8 672 2.35
Cleary School For The Deaf NR Private PK-12 79 2.87
Lake Grove School NR Private 8-12 50 3.11
Sayville Middle School 7 Public 6-8 619 3.62
Our Savior New American School NR Private PK, K-12 122 3.65
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Sachem High School North 8 Public 9-12 1,923 1.96
Long Island Baptist Academy NR Private 2-12 8 2.27
Cleary School For The Deaf NR Private PK-12 79 2.87
Lake Grove School NR Private 8-12 50 3.11
Connetquot High School 8 Public 9-12 1,757 3.15
Our Savior New American School NR Private PK, K-12 122 3.65
Centereach High School 6 Public 9-12 1,475 4.39
Newfield High School 8 Public 9-12 1,559 4.51
Sachem High School East 7 Public 9-12 2,082 4.73
Gersh Academy NR Private 6-12 0 5.05

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

Neighbors for 21 Knickerbocker Avenue, Holbrook, NY

14 Knickerbocker Ave, Holbrook 41 Holbrook Rd, Holbrook 14 Maple Ave, Holbrook 264 Union Ave, Holbrook 5 Smith Ave, Holbrook 5140 Express Dr S, Holbrook 233 Union Ave, Holbrook 19 Maple Ave, Holbrook 100 Ackerly Ln, Holbrook 5136 Express Dr S, Holbrook 160 Union Ave, Holbrook 7 Maple Ave, Holbrook 177 Mill Rd, Holbrook 409 Union Ave, Holbrook 6 1st St, Holbrook 15 Coronado Rd, Holbrook 415 Union Ave, Holbrook 163 Union Ave, Holbrook 50 Holbrook Rd, Holbrook 26 Knickerbocker Ave, Holbrook

Nearby ZIP codes for 21 Knickerbocker Avenue, Holbrook, NY

11705, Suffolk County, NY 11715, Suffolk County, NY 11716, Suffolk County, NY 11720, Suffolk County, NY 11727, Suffolk County, NY 11730, Suffolk County, NY 11738, Suffolk County, NY 11739, Suffolk County, NY 11742, Suffolk County, NY 11749, Suffolk County, NY 11752, Suffolk County, NY 11755, Suffolk County, NY 11763, Suffolk County, NY 11767, Suffolk County, NY 11769, Suffolk County, NY 11776, Suffolk County, NY 11779, Suffolk County, NY 11782, Suffolk County, NY 11784, Suffolk County, NY 11796, Suffolk County, NY

Frequently asked questions

What is the year built for 21 Knickerbocker Avenue, Holbrook, NY 11741?

The development at 21 Knickerbocker Avenue, Holbrook, NY 11741 was built in 1960.

What is the total square footage of 21 Knickerbocker Avenue, Holbrook, NY 11741?

21 Knickerbocker Avenue, Holbrook, NY 11741 has a total of 1,204 square feet.

When was 21 Knickerbocker Avenue, Holbrook, NY 11741 last sold and what was the sale price?

21 Knickerbocker Avenue, Holbrook, NY 11741 was last sold on 04/15/2016 for $285,000.

What is the assessed value of 21 Knickerbocker Avenue, Holbrook, NY 11741?

21 Knickerbocker Avenue, Holbrook, NY 11741 is currently assessed at $2,550.

What are the property taxes for 21 Knickerbocker Avenue, Holbrook, NY 11741?

The property taxes for 21 Knickerbocker Avenue, Holbrook, NY 11741 total $9,006.

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