What are the opening hours?

Monday 8am - 9pm Tuesday 8am - 9pm Wednesday 8am - 9pm Thursday 8am - 9pm Friday 8am - 9pm Saturday 8am - 9pm Sunday 8am - 6pm

Costello's Ace Hardware of West Islip

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United States
West Islip, NY
Costello's Ace Hardware of West Islip

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Costello's Ace Hardware has been a convenient, friendly, and helpful place for our neighbors to shop

Costello's Ace is known for a great selection of merchandise and a level of service that exceeds any hardware or home improvement store in the region.

11/01/2026

🎄✨ Your Holiday Starts Here at Costello’s Ace Hardware! ✨🎄

Make your home merry, bright, and full of holiday cheer! From dazzling Christmas lights and festive wreaths to beautiful trees, garlands, and outdoor decorations, Costello’s Ace Hardware has everything you need to bring your holiday vision to life! 🎅🏡

❤️ In-Stock and Around the Block! Stop by your local Costello’s Ace Hardware and get holiday-ready today!

🎁 Explore our Holiday Gift Guide at CostellosAce.com

10/31/2026

Celebrate Day of the Dead with some serious flavor! 💀🔥

Check out Meat Church BBQ seasonings at Costello’s Ace Hardware and spice up your next cook with bold flavors for the grill, smoker and more.

10/31/2026

🎃 The pumpkins are lit. The candy bowl is ready. The costumes are on. Happy Halloween from your friends at Ace Hardware! 👻✨

10/30/2026

Halloween savings just got even better! 🎃👻

Save 75% on select Halloween decorations, inflatables and more at Costello’s Ace Hardware!

Stop by your local store before these spooky savings disappear. Selection varies by location.

10/30/2026

Tackle tough buildup and stains for less! ✨

Choose CLR Calcium, Lime & Rust Remover or CLR Mold & Mildew Stain Remover for just $5.99 each at Costello’s Ace Hardware.

Stock up and take on your next cleaning project!

10/29/2026

Brighten up and save! 💡

Shop select SATCO LED bulbs on sale now at Costello’s Ace Hardware, with options for everyday lighting, 3-way lamps and colored lighting.

Stop in and find the right bulb for your space!

10/29/2026

What’s your next pull? 👀

From Pokémon to football and baseball, check out the selection of collectible cards at Costello’s Ace Hardware.

Stop in, grab a pack and see what you pull!

10/28/2026

Get organized and save! 📦

Shop heavy-duty black and yellow storage totes in multiple sizes, plus the 27-gallon tote divider, on sale now at Costello’s Ace Hardware.

Perfect for getting the garage, basement or storage space under control!

10/28/2026

Whether you're Team This or Team That, we make your business our business. Tell us your pick below!

10/27/2026

Buy more, save more on home safety essentials! 🏠

Save on select First Alert smoke alarms, carbon monoxide alarms and fire extinguishers at Costello’s Ace Hardware.

Spend $50 and save $10, spend $100 and save $25, or spend $150 or more and save $60. Maximum discount of $60 per transaction. See store for details.

10/22/2026

Buy one, get one FREE! 🔥

Purchase a select Milwaukee M18 product and get an M18 REDLITHIUM Compact Battery Pack, a $119.99 value, FREE at Costello’s Ace Hardware.

Choose from select qualifying tools and power up your next project!

10/21/2026

Get ready for Halloween and save big! 🎃

Select Halloween decorations, inflatables and more are now 50% off at Costello’s Ace Hardware!

Stop by your local store and grab your favorites while supplies last. Selection varies by location.

10/21/2026

Sometimes your business needs more than what’s on the shelf. From jobsite supplies to facility maintenance essentials, Costello’s Ace can help source the products and quantities your operation needs through special ordering.

Don’t see it? Just ask.

Have any questions about special ordering? Reach out to us here → https://www.costellosace.com/contact/?topic=Business%20Customer

10/20/2026

Buy one, get one FREE! 🔥

Purchase a select Milwaukee M12 FUEL tool or kit and get an M12 XC 4.0Ah Battery Pack FREE.

Stop by your local Costello’s Ace Hardware and take advantage of the deal while it lasts!

10/20/2026

🐦 Costello’s Bird of the Month: White-breasted Nuthatch! 🌳

Have you ever seen a bird climbing headfirst down a tree? 👀

Keep an eye on the trees around your yard—you may spot one showing off its unique climbing skills!

10/19/2026

Gear up for your next project! 🔧

Select CRAFTSMAN wrench and drill/driver bit sets are on sale for just $14.99 each at Costello’s Ace Hardware.

Grab the set you need and get to work!

10/18/2026

Don’t let unwanted pests take over! 🐜

Stock up on select Ace insect killers, 2 for $8 at Costello’s Ace Hardware. Choose from options for wasps, hornets, flying insects, ants, roaches and spiders.

10/17/2026

Sweet, smoky and stacked with flavor. 🍔🔥

This Maple Bourbon Wh***ey Bacon Burger is loaded with sharp cheddar, crispy bacon and caramelized onions, then finished with bold maple bourbon seasoning and Wh***ey Blues BBQ Sauce.

📌 Save this recipe for your next burger night, then stop by your local Costello’s Ace Hardware for the featured flavors!

10/16/2026

It’s getting cold out there! 🔥

Don’t wait to stock up for the season ahead. Order your wood pellet supply from Costello’s Ace Hardware today and be ready when the temperatures drop.

10/14/2026

🔥🍕 SAVE $150 ON THE OONI KODA 16! 🍕🔥

Bring restaurant-quality pizza home with the Ooni Koda 16 Gas-Powered Pizza Oven!

📍 Available at Select Costello’s Ace Hardware
🛒 Don’t miss this hot deal while supplies last!

Address

448 Union Boulevard
West Islip, NY
11795

Opening Hours

Monday	8am - 9pm
Tuesday	8am - 9pm
Wednesday	8am - 9pm
Thursday	8am - 9pm
Friday	8am - 9pm
Saturday	8am - 9pm
Sunday	8am - 6pm

Telephone

+16314225566

Website

https://www.acehardware.com/store-details/12168

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