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$2,499,999

For Sale - Active
501 Bay 5th St, West Islip, NY 11795
4 Beds
4 Baths
5,416 Square Feet
0.48 Acres Lot
Built in 1960
For Sale - Active
Units n/a
Checked: 4 hours ago
Updated: Aug 14, 2025 at 04:42AM

Investment Summary


Monthly Cash Flow
-$7,354
Cap Rate
2.5%
Cash-on-Cash Return
-15.3%
Debt Coverage Ratio
0.42
Internal Rate of Return (5 years)
-10.8%

Property Description


0.48 Acres Lot
Built in 1960
For Sale - Active
Units n/a

Welcome to this stunning 5,400 sq. ft. waterfront home offering panoramic views of the Great South Bay, exceptional privacy, and a seamless blend of comfort and elegance. Located in West Islip, this unique property sits on 240 feet of bulkhead and includes its own private pier—perfect for boating and enjoying the coastal lifestyle. The home features 4 spacious bedrooms and 3.5 beautifully appointed bathrooms, including two primary suites—one on the main level and one upstairs with breathtaking water views from every angle. A spiral staircase from the upper suite leads to a lofted gym space, adding both functionality and charm. Thoughtfully designed with expansive floor-to-ceiling windows, the home is filled with natural light and offers uninterrupted bay views throughout the main living areas. The exterior includes well-maintained landscaping and tasteful stonework that complement the home’s architecture and enhance curb appeal. A generous 2-car garage provides convenient parking and extra storage. Mature trees and greenery offer just the right amount of privacy without obstructing the views. Located in a desirable waterfront community with deep ties to boating and the Great South Bay, this home is a rare opportunity to enjoy modern luxury in a truly tranquil setting.

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Location


Property Details


Parking

  • Garage Spaces: 2
  • Spaces Total: 0

Bedroom Information

  • # of Bedrooms: 4

Bathroom Information

  • # of Baths (Full): 3
  • # of Baths (Total): 4.0

Interior Features

  • # of Rooms: 14
  • Fireplace: Yes

Exterior Features

  • Pool: Yes

Land Information

  • Land Use: Residential
  • Land Use Subtype: Single Family Residential

Lot Information

  • Parcel ID: 0500477.0003.00023.000
  • Lot Size: 20909 sqft

Property Information

  • Property Type: Single Family Residence
  • Style: Colonial
  • Year Built: 1960

Tax Information

  • Annual Tax: $30,950

Utilities

  • Water & Sewer: Public
  • Heating: Natural Gas, Radiant Floor
  • Cooling: Central Air

Location

  • County: Suffolk

Listing Details


Listed by:
Julio J. Munoz
BERKSHIRE HATHAWAY
(631) 605-1355

Source:
OneKey MLS
MLS#: 864117
OneKey MLS

Investment Summary


Monthly Cash Flow
-$7,354
Cap Rate
2.5%
Cash-on-Cash Return
-15.3%
Debt Coverage Ratio
0.42
Internal Rate of Return (5 years)
-10.8%

Purchase Details

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Purchase price:
$2,499,999
Amount financed:
-$1,999,999
Down payment:
$500,000
Closing costs:
$75,000
Rehab costs:
$0
Initial cash invested:
$575,000
Square feet:
5,416
Cost per square foot:
$462
Monthly rent per square foot:
$2.10

Financing Details

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Loan amount:
$1,999,999
Loan to value ratio:
80.0%
Loan type:
Amortizing
Term:
30 years
Interest rate:
6.500%
Principal & interest:
$12,641
Property tax:
$2,579
Insurance:
$798
Private mortgage insurance (PMI):
$0
Monthly payment:
$16,018

Operating Income

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% Rent Monthly Yearly
Gross rent:
$11,400 $136,800
Vacancy loss: (6%)
6% -$684 -$8,208
Operating income:
$10,716 $128,592

Operating Expenses


% Rent Monthly Yearly
Property taxes: (23%)
23%-$2,579-$30,951
Insurance: (7%)
7%-$798-$9,576
Property management: (8%)
8%-$912-$10,944
Repairs & maintenance: (5%)
5%-$570-$6,840
Capital expenditures: (5%)
5%-$570-$6,840
HOA fees: (n/a)
n/an/an/a
Total operating expenses: (48%)
48%-$5,429-$65,151

Cash Flow


Monthly Yearly
Net operating income:
$5,287 $63,444
Mortgage payments:
-$12,641 -$151,692
Cash flow:
$7,354 $88,248