Costello's Ace Hardware of Deer Park
2138 Deer Park Ave.
Deer Park, NY 11729


Fax: 631-242-6495

Managing Partner:
Bruce Eisenberg


Directions Local Ad AceHardware.comThe Supply Place
Sunday8:00am - 4:00pm
Monday7:30am - 6:00pm
Tuesday7:30am - 6:00pm
Wednesday7:30am - 6:00pm
Thursday7:30am - 6:00pm
Friday7:30am - 6:00pm
Saturday8:00am - 6:00pm


What Our Customers Are Saying

undefinedFeb 27, 2024

Ordered a Yeti cup online and picked it up. Nice guys in there, very personable.

Nicholas V.Feb 12, 2024

Very helpful staff , they helped me find everything that I needed.

Steven B.Feb 2, 2024

5 stars isn't enough. 10 stars They are the best.

Tanvir H.Dec 30, 2023

Unbelivable customer service. I went there for a thermostat and was not sure about the compatiability. So someone came to help me out and we spent almost 30 min to find a thermostat which supports line voltage. I was amazed by the patience and willingness to help. This is very hard to find these days. Highly recommended.

J P.Sep 15, 2023

Very nice staff and can handle all your needs :)