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Ronkonkoma 11779 Ronkonkoma
398 Central Islip Boulevard
Photo of 398 Central Islip Boulevard
Sold on Oct 26, 2026

16

Map

Photo of 398 Central Islip Boulevard
Photo of 398 Central Islip Boulevard
$455,000
● House - Off Market

398 Central Islip Boulevard

Islip, NY 11779
bedrooms
3 Beds
bathrooms
1 Bath
square feet
936 Ft²
$2,875
Est. Monthly

About This Property

Welcome to 398 Central Islip Blvd in Ronkonkoma! Charming Cape-style home featuring 3 bedrooms and 1 full bathroom, offering cozy living with great potential. Enjoy a comfortable layout with bright living spaces and an eat-in kitchen. The home includes oil heating and a full unfinished basement, providing ample storage or future expansion possibilities. Convenient driveway parking and a spacious yard add to the appeal. Ideally located near schools, shopping, parks, and major roadways, a wonderful opportunity to make this home your own!
Unit Size
936 Ft²
Days on Market
329 days
Land Size
0.17 acres
Price per sqft
$481
Property Type
House
Property Taxes
$665
HOA Dues
-
Year Built
1935

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Cap Rate Calculator

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Cap Rate 100% Occupancy
N/A (extreme outlier)

What does this mean?

Based on our analysis, the cap rate of this property is 1.25%. A negative cap rate indicates that the property might not be feasible as an income-producing asset. The median cap rate for a near zip code 11238 is 4.23%.

How much can I actually make?

Actual monthly rental income may vary between $4,760 and $7,140 depending on unit-specific characteristics. You can change the amount using the slider to further explore.

How is cap rate calculated?

Cap Rate = Net Operating Income (NOI) / Property Asset Value.

When calculating the cap rate, we assume 100% occupancy. Leverage (mortgage) is not considered.

Cap Rate provided by RealtyHop and RentHop, learn more about cap rate here.

Last updated: 14 days ago (OneKey MLS #KEY940017)

Price History

Date / Event Date Event Price
Oct 26, 2026 Sold
Premium
Sold
Aug 27, 2026 In contract -
In contract
Jul 23, 2026 Relisted $450,000
Relisted
Jul 14, 2026 In contract -
In contract
Jun 13, 2026 Relisted $450,000
Relisted
Show More

Property Highlights

Building Info

Overview

    General

  • Year Built: 1935
  • Effective Year Built: 1935
  • Bedroom Count: 0
  • Building Condition: 0
  • Building Quality: 0
  • Construction Type: 0
  • Building Style: 0
  • Exterior Walls Type: 0
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 0
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 0
  • Parking Space Count: 0
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 7,405
  • Lot Size Depth Feet: 1,500
  • Lot Size Frontage Feet: 500
  • Total Building Area: 1,222
  • Building Area: 936
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 0
  • Heated Square Feet: 936
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Land Acres: 0000000170
  • Standard Land Use Code: 1001
  • County Land Use Code: 210
  • Legal Description 1: X2240030Y218962 T003H00000000

Neighborhood

  • School District Name: Connetquot Central School District
  • School Tax School District: CONNETQUOT
  • Census Tract: 145810

Zoning

  • Zoning: AA

Geography

  • District: 0500-0
  • Section: 50.02
  • Parcel: 0500-021.00-01.00-033.000
  • Block: 1000
  • Lot: 100.033
  • Municipality: ISLIP
  • Latitude: 40.8235
  • Longitude: -73.1324

    Address

  • Full Address: 398 Central Islip Blvd
  • Address - House Number: 398
  • Address - Street Name: Central Islip
  • Address - Suffix Type: Blvd
  • State: NY
  • City Name: Ronkonkoma
  • Carrier Code: C038
  • 4-Digit Zip Code: 3909
  • Zip Code: 11779

Valuation

    Tax

  • Tax Year: 2023
  • Tax Amount: $746,194
  • Tax Rate Code Area: 472807

    Appraisal Valuation

  • Standard Deviation: 0.2193
  • Valuation Date: Apr 03, 2024
  • Confidence Score: 69
  • Final Value: 525,243
  • High Value: 640,439
  • Low Value: 410,047

    Market Valuation

  • Market Total Value: $346,153
  • Market Land Value: $119,505
  • Market Improvement Value: $226,648

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $25,200
  • Assessed Land Value: $8,700
  • Assessed Improvements Value: $16,500

    Sales

  • Current Sale Contract Date: Sep 01, 2023
  • Current Sale Recording Date: Feb 26, 2024
  • Current Sale Price:
    Premium
  • Current Sale Document Type: 34
Data used for valuation calculations is provided by RealtyHop, and other third party sources
Request mortgage information redaction

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Ronkonkoma

Stats & Trends

Median Asking:

$629,995

Sale Price/ft²

$423

Below Asking

0.01%

Average Days on Market

85

Average Home Size

1379 ft²

Average Home Age

66.1 years

Currently For Sale

32 Listings
Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Unit for rent at 64 Magnolia Avenue, Lake Grove, NY, 11755

$3,000 /mo

  • 1 Bed
  • 1 Bath
  • 450 ft²
64 Magnolia Avenue, Lake Grove, NY, 11755 Listing by Justin Soriano
Unit for rent at 76 Samuel Street, Ronkonkoma, NY, 11779

$4,200 /mo

  • 3 Beds
  • 1 Bath
  • 1,000 ft²
76 Samuel Street, Ronkonkoma, NY, 11779 Listing by Theodore Gounelas CBR
Unit for rent at 3 Cleveland Street, Nesconset, NY, 11767

$6,500 /mo

  • 5 Beds
  • 3 Baths
  • 3,752 ft²
3 Cleveland Street, Nesconset, NY, 11767 Listing by Edwin Murillo

Rentals Near You

Click here to view more rentals in the neighborhood.
OneKey

Last Updated: 14 days ago
Data Source: OneKey MLS

Frequently Asked Questions

When was property at 398 Central Islip Boulevard built and last sold?
The property at 398 Central Islip Boulevard was built in 1935 and last sold on Sep 1, 2023 for $376,566.
How much is this home worth?
The estimated value of the home located at 398 Central Islip Boulevard is $452,539.
What are some comparable homes to 398 Central Islip Boulevard?
There are currently no comparable homes to 398 Central Islip Boulevard.
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