Suffolk County  »  11779  »  Peconic St  »  421 Peconic St

421 Peconic Street, Ronkonkoma, NY 11779 - Property report

Also known as: 421 Peconic St

Property image for 421 Peconic Street, Ronkonkoma, NY 11779
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Property type

One Family Year-Round Residence (210)

Year built

1970

Acreage

0.38

Sale price

$435,000

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
421 Peconic Street
ZIP code
11779
County
Suffolk
Village (SWIS code)
472889
Parcel ID
103-1-48

Owner

Find out who owns 421 Peconic Street, Ronkonkoma, NY 11779. Uncover corporate and individual owners with a free account.

Sales
Sale date
09/25/2020
Sale price
$435,000
Arm's length
Tax
Tax year
2025-2026
Current property tax
$11,497
Zoning & Use
Zoning
Residential (A)
Building
Property type
One Family Year-Round Residence (210)
Building sq. ft.
1,786
Year built
1970
Lot
Acreage
0.38

Area overview

Walk score
23 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
34 /100.  Somewhat Bikeable
School district
472807

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

Ownership

Ownership information for 421 Peconic Street, Ronkonkoma, NY

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

Sales history for 421 Peconic Street, Ronkonkoma, NY 11779

Sale date Sale price Buyer name Seller name
09/25/2020 $435,000 XXXXX XXXX XXXXXXX XXXXXXXX; XXXXX XXXXXXXX
10/20/2014 $280,000 XXXXXXX XXXXXXXX; XXXXX XXXXXXXX XXXXX XXXXXXXXXX

*Most recent sales on record for this property.

More about Suffolk County property records.

Title documents

Date Type Amount Party 1 Party 2
06/27/2025 - R
05/14/2025 - D		 Deed XXXXX-XXXXX XXXXX XXXXXX XXXXX-XXXXX XXXXX XXXXXX
10/28/2020 - R
09/25/2020 - D		 Deed
(Bargain and sale)		 XXXXXXX XXXXXXXX XXXXX XXXX
11/06/2014 - R
10/20/2014 - D		 Deed
(Bargain and sale)		 XXXXX XXXXXXXXXX XXXXXXX XXXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 421 Peconic Street, Ronkonkoma, 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
$11,497
Recent tax assessments
Market value
$560,564
Assessed value
$39,800

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 $560,564 $39,800 28.886 $11,497 +4.73%
2024-2025 $560,564 $39,800 27.581 $10,977 +4.79%
2023-2024 $546,703 $39,800 26.321 $10,476 +1.30%
2022-2023 $480,676 $39,800 25.984 $10,342 +0.86%
2021-2022 $428,879 $39,800 25.763 $10,254 +2.14%
2020-2021 $410,309 $39,800 25.224 $10,039 +4.15%
2019-2020 $350,661 $39,800 24.219 $9,639 +5.77%
2018-2019 $350,661 $39,800 22.898 $9,113 +0.70%
2017-2018 $328,383 $39,800 22.738 $9,050 -3.55%
2016-2017 $313,386 $39,800 23.576 $9,383 +3.47%
Permits

Permit information for 421 Peconic Street, Ronkonkoma, 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 421 Peconic Street, Ronkonkoma, NY 11779 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)
Helen B Duffield Elementary School 6 Public K-5 322 0.58
Edith L Slocum Elementary School 6 Public PK, K-5 272 0.98
Edith L Slocum Elementary School 6 Public PK, K-5 272 0.98
Cherokee Street Elementary School 5 Public K-5 592 1.61
St Joseph School NR Private PK, K-8 212 1.88
St Joseph School NR Private PK, K-8 212 1.88
Andrew T Morrow School 3 Public K-6 795 1.92
Cleary School For The Deaf NR Private PK-12 79 2.45
Cleary School For The Deaf NR Private PK-12 79 2.45
Marguerite L Mulvey School 5 Public K-6 526 2.49
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Ronkonkoma Middle School 8 Public 6-8 672 0.45
St Joseph School NR Private PK, K-8 212 1.88
Cleary School For The Deaf NR Private PK-12 79 2.45
Ralph Reed School 3 Public 7-8 1,149 2.66
Gersh Academy NR Private 6-12 0 2.72
Our Lady Of Providence Regional School NR Private PK-8 251 3.15
Samoset Middle School 6 Public 6-8 892 3.26
Great Hollow Middle School 7 Public 6-8 828 3.35
Hauppauge Middle School 6 Public 6-8 748 3.53
Oakdale Bohemia Middle School 6 Public 6-8 634 3.57
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Connetquot High School 8 Public 9-12 1,757 1.01
Cleary School For The Deaf NR Private PK-12 79 2.45
Gersh Academy NR Private 6-12 0 2.72
Central Islip Senior High School 3 Public 9-12 2,576 3.38
Sachem High School North 8 Public 9-12 1,923 3.54
Hauppauge High School 9 Public 9-12 1,079 3.57
East Islip High School 8 Public 9-12 1,145 3.89
Connetquot Alternative Preschool At Premm NR Public 0 3.98
Lake Grove School NR Private 8-12 50 4.06
Long Island Baptist Academy NR Private 2-12 8 5.02

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

Neighbors for 421 Peconic Street, Ronkonkoma, NY

2240 9th Ave, Ronkonkoma 471 Peconic St, Ronkonkoma 2099 9th Ave, Ronkonkoma 301 Christopher St, Ronkonkoma 2270 9th Ave, Ronkonkoma 2089 9th Ave, Ronkonkoma 2185 5th Ave, Ronkonkoma 2250 9th Ave, Ronkonkoma 485 Peconic St, Ronkonkoma 477 Peconic St, Ronkonkoma 200 Christopher St, Ronkonkoma 449 Peconic St, Ronkonkoma 201 Christopher St, Ronkonkoma 441 Peconic St, Ronkonkoma 437 Peconic St, Ronkonkoma 465 Peconic St, Ronkonkoma 2265 5th Ave, Ronkonkoma 464 Joan St, Ronkonkoma 2175 5th Ave, Ronkonkoma 2226 1st Ave, Ronkonkoma

Nearby ZIP codes for 421 Peconic Street, Ronkonkoma, NY

11705, Suffolk County, NY 11716, Suffolk County, NY 11720, Suffolk County, NY 11722, Suffolk County, NY 11738, Suffolk County, NY 11739, Suffolk County, NY 11741, Suffolk County, NY 11742, Suffolk County, NY 11749, Suffolk County, NY 11752, Suffolk County, NY 11755, Suffolk County, NY 11767, Suffolk County, NY 11769, Suffolk County, NY 11780, Suffolk County, NY 11784, Suffolk County, NY 11787, Suffolk County, NY 11788, Suffolk County, NY 11790, Suffolk County, NY 11796, Suffolk County, NY

Frequently asked questions

What is the year built for 421 Peconic Street, Ronkonkoma, NY 11779?

The development at 421 Peconic Street, Ronkonkoma, NY 11779 was built in 1970.

What is the total square footage of 421 Peconic Street, Ronkonkoma, NY 11779?

421 Peconic Street, Ronkonkoma, NY 11779 has a total of 1,786 square feet.

When was 421 Peconic Street, Ronkonkoma, NY 11779 last sold and what was the sale price?

421 Peconic Street, Ronkonkoma, NY 11779 was last sold on 09/25/2020 for $435,000.

What is the assessed value of 421 Peconic Street, Ronkonkoma, NY 11779?

421 Peconic Street, Ronkonkoma, NY 11779 is currently assessed at $39,800.

What are the property taxes for 421 Peconic Street, Ronkonkoma, NY 11779?

The property taxes for 421 Peconic Street, Ronkonkoma, NY 11779 total $11,496.

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