Suffolk County  »  11729  »  Oak St  »  20 Oak St

20 Oak Street, Deer Park, NY 11729 - Property report

Also known as: 20 Oak St

Property image for 20 Oak Street, Deer Park, NY 11729
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Property type

Two Family Year-Round Residence (220)

Year built

1946

Acreage

0.185

Sale price

$790,000

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
20 Oak Street
ZIP code
11729
County
Suffolk
Village (SWIS code)
472089
Parcel ID
21-4-9

Owner

Find out who owns 20 Oak Street, Deer Park, NY 11729. Uncover corporate and individual owners with a free account.

Sales
Sale date
06/09/2025
Sale price
$790,000
Arm's length
Tax
Tax year
2025-2026
Current property tax
$11,804
Zoning & Use
Zoning
B
Building
Property type
Two Family Year-Round Residence (220)
Building sq. ft.
1,554
Year built
1946
Lot
Acreage
0.185

Area overview

Walk score
68 /100.  Somewhat Walkable
Transit score
0 /100.  Minimal Transit
Bike score
49 /100.  Somewhat Bikeable
School district
472007

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

Ownership

Ownership information for 20 Oak Street, Deer Park, NY

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

Sales history for 20 Oak Street, Deer Park, NY 11729

Sale date Sale price Buyer name Seller name
06/09/2025 $790,000 XXXX XXXX XXXXX; XXXXX XXXXX XXXXXX XXXXX
10/17/2008 $370,000 XXXXXXX XXXXX XXXXXX XXXXXXX

*Most recent sales on record for this property.

More about Suffolk County property records.

Title documents

Date Type Amount Party 1 Party 2
07/16/2025 - R
06/09/2025 - D		 Deed XXXXXX XXXXX XXXX XXXX XXXXX
07/11/2018 - R
06/06/2018 - D		 Deed XXXXX XXXXXXX XXXXX XXXXXX
10/24/2008 - R
10/17/2008 - D		 Deed
(Bargain & sale deed)		 XXXXXX XXXXXXX XXXXXXX XXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 20 Oak Street, Deer Park, 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
$11,804
Recent tax assessments
Market value
$598,305
Assessed value
$3,530

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 $598,305 $3,530 334.3869 $11,804 +3.00%
2024-2025 $526,866 $3,530 324.6553 $11,460 +3.62%
2023-2024 $534,848 $3,530 313.3151 $11,060 +2.41%
2022-2023 $452,564 $3,530 305.9299 $10,799 +0.84%
2021-2022 $405,747 $3,530 303.3814 $10,709 +1.59%
2020-2021 $387,912 $3,530 298.6364 $10,542 +2.64%
2019-2020 $363,918 $3,530 290.9556 $10,271 +2.44%
2018-2019 $329,907 $3,530 284.0337 $10,026 +2.10%
2017-2018 $315,179 $3,530 278.1804 $9,820 +2.00%
2016-2017 $299,153 $3,530 272.7192 $9,627 +52.76%
Permits

Permit information for 20 Oak Street, Deer Park, 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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Access the detailed traffic volume map for 20 Oak Street, Deer Park, NY 11729 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)
John F Kennedy Intermediate School 6 Public 3-5 830 0.61
John Quincy Adams Elementary School NR Public PK, K-2 484 0.68
John Quincy Adams Elementary School NR Public PK, K-2 484 0.68
St Cyril & Methodius Catholic School NR Private PK-8 190 0.94
St Cyril & Methodius Catholic School NR Private PK-8 190 0.94
Ss Cyril & Methodius School NR Private PK-8 195 0.94
Ss Cyril & Methodius School NR Private PK-8 195 0.94
Paumanok Elementary School 8 Public K-5 574 0.99
Upper Room Christian School NR Private K-12 149 1.09
May Moore Primary School NR Public PK, K-2 466 1.23
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
St Cyril & Methodius Catholic School NR Private PK-8 190 0.94
Ss Cyril & Methodius School NR Private PK-8 195 0.94
Robert Frost Middle School 7 Public 6-8 903 0.97
Upper Room Christian School NR Private K-12 149 1.09
Ascent School for Individuals With Autism NR Private 4-12 24 1.16
Candlewood Middle School 6 Public 6-8 719 1.93
West Middle School 4 Public 6-8 848 1.94
Western Suffolk Boces NR Public K-12 761 2.37
Robert Moses Middle School 4 Public 6-8 1,074 2.85
Milton L Olive Middle School 5 Public 6-8 581 2.98
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Deer Park High School 7 Public 9-12 1,314 0.43
Upper Room Christian School NR Private K-12 149 1.09
Ascent School for Individuals With Autism NR Private 4-12 24 1.16
Brentwood Res Center NR Public 9-10, 12 11 1.93
Western Suffolk Boces NR Public K-12 761 2.37
Half Hollow Hills High School East 9 Public 9-12 1,473 2.81
North Babylon High School 6 Public 9-12 1,506 2.90
Wyandanch Memorial High School 2 Public 9-12 843 2.90
Hebrew School of Dix Hills NR Private PK, K-12 0 3.07
Sagamore Children's Psychiatric Center NR Public 7-12 37 3.38

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

Neighbors for 20 Oak Street, Deer Park, NY

29 Stevenson Pl, Deer Park 5 Susan CT, Deer Park 415 Half Hollow Rd, Deer Park 406 Old Country Rd, Deer Park 235 Overton St, Deer Park 414 Old Country Rd, Deer Park 16 Oak St, Deer Park 55 Patricia Ave, Deer Park 40 Oak St, Deer Park 17 Stevenson Pl, Deer Park 35 Stevenson Pl, Deer Park 239 Overton St, Deer Park 24 Oak St, Deer Park 400 Old Country Rd, Deer Park 28 Oak St, Deer Park 32 Oak St, Deer Park 243 Overton St, Deer Park 231 Overton St, Deer Park 3 Susan CT, Deer Park 40 Collins Ave, Deer Park

Nearby ZIP codes for 20 Oak Street, Deer Park, NY

11701, Suffolk County, NY 11702, Suffolk County, NY 11703, Suffolk County, NY 11704, Suffolk County, NY 11706, Suffolk County, NY 11717, Suffolk County, NY 11718, Suffolk County, NY 11722, Suffolk County, NY 11725, Suffolk County, NY 11726, Suffolk County, NY 11731, Suffolk County, NY 11735, Nassau County, NY 11735, Suffolk County, NY 11740, Suffolk County, NY 11746, Suffolk County, NY 11747, Suffolk County, NY 11751, Suffolk County, NY 11757, Suffolk County, NY 11788, Suffolk County, NY 11795, Suffolk County, NY 11798, Suffolk County, NY

Frequently asked questions

What is the year built for 20 Oak Street, Deer Park, NY 11729?

The development at 20 Oak Street, Deer Park, NY 11729 was built in 1946.

What is the total square footage of 20 Oak Street, Deer Park, NY 11729?

20 Oak Street, Deer Park, NY 11729 has a total of 1,554 square feet.

When was 20 Oak Street, Deer Park, NY 11729 last sold and what was the sale price?

20 Oak Street, Deer Park, NY 11729 was last sold on 06/09/2025 for $790,000.

What is the assessed value of 20 Oak Street, Deer Park, NY 11729?

20 Oak Street, Deer Park, NY 11729 is currently assessed at $3,530.

What are the property taxes for 20 Oak Street, Deer Park, NY 11729?

The property taxes for 20 Oak Street, Deer Park, NY 11729 total $11,803.

How many residential units does this building have?

This building has 2 residential unit(s).

Disclaimer

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