Back 4 William Street
Off Market

4 William Street

Copiague NY 11726

4
2
2
1910 sq. ft.
10560 sq. ft.
Single-Family
Last sold for $698,700
Paul KocabayPaul Kocabay, last sold this property on 22 October 2025 after 63 days on market.

Overview

Gorgeous fully renovated large expanded cape situated on a quiet mid block but close to everything. Brand new lined in ground pool, central A/C, new kitchen with quartz countertops, baths and a fire place. New heating system, hot water heater and new W/D. Front and back patios makes it an entertainer’s delight. Make this your next home!!!

Features

4 bedrooms
2 bathrooms
2 carspaces
1910 sq. ft. floor area
10560 sq. ft. lot size
Single-Family

Estimated Value

Based on this property and similar 4 bedroom single-family properties sold in Copiague over the last 12 months, the estimated median property value of 4 William Street is $650k.

Median value
$650k
Estimated value range
$395k - $1.37m
Median days on market
28
Estimated value trend
3%
increase over the last 12 months
Average days on market is based on recent, comparable sales in Copiague. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 4 William Street

2025
Sold
$698,700
22 Oct 2025 by Paul Kocabay, of Century 21 AA Realty
2025
Sold
$475,000
28 Apr 2025 by Amanda Lowe, of Signature Premier Properties

Happy sellers in Copiague

<50%
Less than 50% of sellers in Copiague reported that their sale price either exceeded or met their price expectations.

Copiague stands out as a desirable community for sellers, consistently delivering great customer service and strong market results for homeowners.

This is based on voluntary sentiment collected from 3 reviews in Copiague over the last 12 months.

Local market activity for 4 bedroom single-family properties in Copiague

In the last 12 months, 39 four-bedroom single-family properties similar to 4 William Street, have been sold.

This represents a 25% increase in four-bedroom single-family properties sales when compared to the previous 12 months.

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