by RH Advisors

See Home Value
Islip 11751 Islip
46 Monell Avenue
$821,000
● House - Off Market

46 Monell Avenue

Islip, NY 11751
bedrooms
5 Beds
bathrooms
2 Baths
square feet
2,700 Ft²
$4,943
Est. Monthly

About This Property

Timeless 1877 Colonial South of Montauk in the Heart of Islip

Step into a rare blend of history and modern comfort with this beautifully preserved 1877 Colonial, ideally located south of Montauk Highway in the charming hamlet of Islip. This expansive 5-bedroom, 2 full bath residence offers approximately 2,700 square feet of living space, rich with character and thoughtfully updated for today's lifestyle.

From the moment you enter, you'll appreciate the home's old-world charm, highlighted by a classic wood-burning fireplace and an inviting wood-burning stove, complemented by skylights and ceiling fans that fill the home with warmth and natural light. The main level is enhanced with energy-efficient mini-split air conditioning, offering comfort throughout the seasons.

The layout provides incredible versatility, featuring a bonus granny attic and a family room loft-perfect for extended living, a home office, creative space, or guest quarters. With abundant closet space throughout, this home seamlessly combines historic character with everyday functionality.

Set on a park-like property, the outdoor space is equally impressive, offering a spacious deck and gazebo-ideal for entertaining or relaxing in a private, serene setting. Both front and rear in-ground sprinklers keep the grounds lush and vibrant.

Additional highlights include:

Natural gas heating, hot water, cooking, and dryer

200-amp electrical service

Partial unfinished cellar with endless storage potential

All of this just a short distance to Islip's vibrant Main Street, with its renowned restaurants, shops, and waterfront charm.
Unit Size
2,700 Ft²
Days on Market
94 days
Land Size
0.21 acres
Price per sqft
$283
Property Type
House
Property Taxes
$1,186
HOA Dues
-
Year Built
-

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Last updated: 3 months ago (OneKey MLS #KEY972001)

Price History

Date / Event Date Event Price
Jun 29, 2026 Sold
Sold
Apr 9, 2026 In contract -
In contract
Mar 18, 2026 Listed by Daniel Gale Sothebys Intl Rlty $765,000
Listed by Daniel Gale Sothebys Intl Rlty
Jan 14, 1998 Sold
Sold

Property Highlights

Air Conditioning
Fireplace

Building Info

Overview

    General

  • 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: 9,148
  • Lot Size Frontage Feet: 670
  • Total Building Area: 0
  • Building Area: 0

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 0
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Land Acres: 0000000210
  • Standard Land Use Code: 1001
  • County Land Use Code: 210
  • Legal Description 1: X2217527Y183776 T059H00000000H

Neighborhood

  • School District Name: Islip Union Free School District
  • School Tax School District: ISLIP
  • Census Tract: 147402

Zoning

  • Zoning: B

Geography

  • District: 0500-3
  • Section: 50.37
  • Parcel: 0500-370.00-03.00-048.000
  • Lot: 300.048
  • Municipality: ISLIP
  • Latitude: 40.7274
  • Longitude: -73.2147

    Address

  • Full Address: 46 Monell Ave
  • Address - House Number: 46
  • Address - Street Name: Monell
  • Address - Suffix Type: Ave
  • State: NY
  • City Name: Islip
  • Carrier Code: C018
  • 4-Digit Zip Code: 3904
  • Zip Code: 11751

Valuation

    Tax

  • Tax Year: 2023
  • Tax Amount: $1,213,318
  • Tax Rate Code Area: 472802

    Appraisal Valuation

  • Standard Deviation: 0.2263
  • Valuation Date: Feb 14, 2024
  • Confidence Score: 68
  • Final Value: 669,760
  • High Value: 821,344
  • Low Value: 518,176

    Market Valuation

  • Market Total Value: $551,511
  • Market Land Value: $142,857
  • Market Improvement Value: $408,654

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $40,150
  • Assessed Land Value: $10,400
  • Assessed Improvements Value: $29,750

    Exemptions

  • Homeowner Exemption: Yes

    Sales

  • Current Sale Contract Date: Jan 05, 1998
  • Current Sale Recording Date: Jan 14, 1998
  • Current Sale Price:
  • Current Sale Document Type: 27
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

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

About Islip


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Frequently Asked Questions

When was property at 46 Monell Avenue built and last sold?
The property at 46 Monell Avenue was built in and last sold on Jan 5, 1998 for $172,000.
How much is this home worth?
The estimated value of the home located at 46 Monell Avenue is $0.
What are some comparable homes to 46 Monell Avenue?
There are currently no comparable homes to 46 Monell Avenue.

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