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Copiague 11726 Copiague
63 William Street
Photo of 63 William Street
Sold on Jul 28, 2025

29

Map

Photo of 63 William Street
Photo of 63 William Street
$645,000
● House - Off Market

63 William Street

Babylon, NY 11726
bedrooms
4 Beds
bathrooms
2 Baths, 1 Half Bath
square feet
1,776 Ft²
$4,112
Est. Monthly
6.87%
Cap Rate

About This Property

Captivating Colonial Sits Majestically On Large Lot... Impeccably Upgraded Kitchen with Granite Counters & Stainless-Steel Appliances... All New Full Bath Upstairs, New Half Bath on Lower Level as well...  This Home is Perfect for the Large or Extended Family...  With an ALL NEW Legal One Bedroom Accessory apartment where you can generate income or accommodate family...  200 AMP Electric .. Fully Fenced Yard ready for Summer BBQ's and Fun...  Minutes from everything the South Shore has to offer - Relax on the Town of Babylon Beaches...  Enjoy Golfing, Shopping, Dining & Entertainment nearby...  This Neighborhood has it All...  Restaurants and Entertainment are just Minutes Away, But Far enough to Keep the Peace and Quiet at Home...  So Whether you Want a Night in or out, your Options are Endless..  Make This Your New Home...
Unit Size
1,776 Ft²
Days on Market
73 days
Land Size
0.20 acres
Price per sqft
$337
Property Type
House
Property Taxes
$1,171
HOA Dues
-
Year Built
1950

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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: 2 years ago (OneKey MLS #KEY861006)

Price History

Date / Event Date Event Price
Jul 28, 2025 Sold
Premium
Sold
Jun 12, 2025 In contract -
In contract
May 12, 2025 Listed by Signature Premier Properties $599,000
Listed by Signature Premier Properties
Feb 19, 1997 Sold
Premium
Sold

Property Highlights

Building Info

Overview

    General

  • Year Built: 1950
  • Effective Year Built: 1950
  • Bedroom Count: 0
  • Bathroom Count: 3
  • Full Bathrooms: 2
  • Partial Bathrooms: 3
  • 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: 8,640
  • Lot Size Depth Feet: 1,440
  • Lot Size Frontage Feet: 600
  • Total Building Area: 1,776
  • Building Area: 1,776
  • Building Area Measurement: M

    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: 0000000198
  • Standard Land Use Code: 1001
  • County Land Use Code: 210
  • Legal Description 1: FILED MAP 1731 LOT 143

Neighborhood

  • School District Name: Copiague Union Free School District
  • School Tax School District: COPIAGUE
  • Census Tract: 123703

Zoning

  • Zoning: C

Geography

  • Account Number: 20232513240
  • District: 0100-1
  • Section: 179.00
  • Parcel: 0100-179.00-04.00-072.000
  • Block: 4
  • Lot: 72.000
  • Municipality: BABYLON
  • Latitude: 40.6745
  • Longitude: -73.3986

    Address

  • Full Address: 63 William St
  • Address - House Number: 63
  • Address - Street Name: William
  • Address - Suffix Type: St
  • State: NY
  • City Name: Copiague
  • Carrier Code: C004
  • 4-Digit Zip Code: 3717
  • Zip Code: 11726

Valuation

    Tax

  • Tax Year: 2023
  • Tax Amount: $568,056
  • Tax Rate Code Area: 472005

    Appraisal Valuation

  • Standard Deviation: 0.2519
  • Valuation Date: Feb 14, 2024
  • Confidence Score: 64
  • Final Value: 567,018
  • High Value: 709,868
  • Low Value: 424,168

    Market Valuation

  • Market Total Value: $5,606
  • Market Land Value: $470
  • Market Improvement Value: $5,136

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $3,700
  • Assessed Land Value: $310
  • Assessed Improvements Value: $3,390

    Exemptions

  • Veteran Exemption: Yes

    Sales

  • Current Sale Contract Date: Jan 17, 1997
  • Current Sale Recording Date: Feb 19, 1997
  • Current Sale Price:
    Premium
  • Current Sale Document Type: 40
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 Copiague

Stats & Trends

Median Asking:

$599,990

Sale Price/ft²

$431

Below Asking

0.01%

Average Days on Market

89

Average Home Size

1745 ft²

Average Home Age

59.6 years

Currently For Sale

52 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 26 Jefferson Avenue, Amityville, NY, 11701

$5,000 /mo

  • 6 Beds
  • 2 Baths
  • 1,000 ft²
26 Jefferson Avenue, Amityville, NY, 11701 Listing by Riviere Pierre Louis

Rentals Near You

Click here to view more rentals in the neighborhood.
OneKey

Last Updated: 2 years ago
Data Source: OneKey MLS

Frequently Asked Questions

When was property at 63 William Street built and last sold?
The property at 63 William Street was built in 1950 and last sold on Jan 17, 1997 for $10,000.
How much is this home worth?
The estimated value of the home located at 63 William Street is $608,222.
What are some comparable homes to 63 William Street?
There are currently no comparable homes to 63 William Street.
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