Sold
Last Sold Price
3 beds2 baths2,160 sqft$204/sqft
21 Portion Rd, Ronkonkoma, NY 11779
0.25 acresLot Size
1900Year Built
$204/sq ftPrice per sq ft
Listing closed: 02/10/2025 07:00 AM

Recent comparable sales

Median sold price

$555,000

Avg days on market

38

Sale-to-list ratio

100.1%

Ronkonkoma, NY

9 comparable properties found

1

$540,000

Sold 07/21/25

3
Bedrooms
2
Bathrooms
2,246
Square Feet
0.21
Acres
$555,000 | 8 Adolphi Place, Ronkonkoma, NY 11779
2

$555,000

Sold 12/10/25

3
Bedrooms
2,102
Square Feet
0.13
Acres
a front view of a house with a garden
3

$500,000

Sold 01/16/25

3
Bedrooms
1,710
Square Feet
0.24
Acres
a front view of a house with a garden
4

$580,000

Sold 06/24/25

3
Bedrooms
1,940
Square Feet
0.18
Acres
5

$550,000

Sold 09/30/25

3
Bedrooms
2
Bathrooms
2,556
Square Feet
0.23
Acres
$550,000 | 29 Wyant Avenue, Ronkonkoma, NY 11779
6

$550,000

Sold 02/06/25

3
Bedrooms
1,908
Square Feet
0.09
Acres
$585,000 | 61 Heilman Avenue, Ronkonkoma, NY 11779
7

$585,000

Sold 09/13/24

3
Bedrooms
1,816
Square Feet
0.12
Acres
a front view of a house with a garden
8

$616,100

Sold 07/31/25

3
Bedrooms
2,183
Square Feet
0.18
Acres
a front view of a house with a yard
9

$625,000

Sold 04/27/26

3
Bedrooms
1,932
Square Feet
0.24
Acres

Location

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Payment Calculator

$2,878 per month

30 year fixed, 6.55% Interest

Principal and Interest

$2,236

Property Taxes

$642

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

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Property Information for 21 Portion Road

Property Details
Building Information
  • Stories: 2
  • Year Built: 1900
  • Lot Size: 0.25 AC / 10,890 SF

Property History for 21 Portion Road

DateEvent & SourcePriceAppreciation
Feb 10, 2025

Sold (Public Record)

Public Record #1925608262

$440,000
DateEvent & SourcePrice
02/10/2025

Sold (Public Record)

Public Record #1925608262

$440,000

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 21 Portion Road

Taxable ValueLand$300Additions$1,800Total$2,100
Tax Record2024$7,700 ($642 / month)
Home Facts
Beds3Baths2Total Finished SqFt2,160 SqFtAbove Grade Finished SqFt2,160 SqFtStories2Lot Size10,890 SqFtStyleSingle Family ResidenceYear Built1900Year Renovated1900CountySUFFOLKAPN0200-647.00-05.00-007.000

Schools near 21 Portion Road

This home is within Sachem Central School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Private - PK to 8
Rating
School
Distance
Cayuga School
PublicK to 5

Samoset Middle School
Public6 to 8

Sachem High School North
Public9 to 12

St Joseph School
PrivatePK to 8

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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Nearby home values

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The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey® MLS. Information Copyright 2026, OneKey® MLS. All Rights Reserved.