Mattress Firm Merrillville Galleria logo

Mattress Firm Merrillville Galleria

Mattress Firm

Merrillville, IN

4.9(921 reviews)
9 active offers6 store perks
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About Mattress Firm

Mattress Firm offers a wide selection of mattresses from top brands, including Tempur-Pedic, Purple, Sealy, and Sleepy's. They provide various promotions, such as the Memorial Day Sale with up to 60% off, and offer financing options like 0% interest with equal monthly payments on qualifying purchases. Customers can enjoy free and fast delivery, a low price guarantee, and a 120-night sleep trial. All mattresses are assembled in the U.S.

Current Promotions
Last updated Oct 23, 2026

Current homepage sales include up to $700 off, a free adjustable base with select mattresses, select price-point and bundle offers, clearance mattresses up to 70% off, $300 instant gifts, and an extra 15% off qualifying purchases.

  • Black Friday Sale: Save up to $700Expires: 2026-12-08Savings vary by product and model; valid only on models indicated; product selection may vary by store.
  • Free adjustable base with select mattressesSelect mattresses.
  • Queen beds under $500Queen beds.
  • Sleepy's By Sealy Spring Luna Euro Top mattress and adjustable base bundle
  • Any size for $249.99 on select mattressesSelect mattresses.
  • Up to 70% off select clearance mattressesSelect clearance mattresses; while supplies last.
  • $300 instant gift toward a total sleep solution
  • $300 instant gift on select Purple mattressesSelect Purple mattresses.
  • Get an extra 15% offQualifying purchase; available online or in-store.
Purchase Incentives
  • 0% interest with 72 equal monthly paymentsQualifying purchases with Mattress Firm credit card; subject to credit approval. For 60- and 72-month in-store purchases, taxes and delivery fees must be paid upfront.
  • Free and fast delivery
  • Free & Fast Delivery
  • Financing & Leasing
  • Low Price Guarantee
  • 120 Night Sleep Trial
Mattress Selection

Brands

Tempur-Pedic
Purple
Sealy
Sleepy's

Ideal for

teens
growing children
adults

Technology

memory foam
hybrid
innerspring

Assortment

Box Springs & Frames
Adjustable Bed Bases
Bedding
Furniture & More

Price range

$
$$
$$$
$$$$

Estimated price positioning for this store

What Your Neighbors Say

Real Google reviews from nearby shoppers

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Average rating 4.9 · 921 reviews

Last updated Jul 3, 2026

shae taylor· 5★ · 2026-03-08T21:58:17.388709601Z

Robert was extremely knowledgeable! He knew exactly what we needed and helped us find the best bed for us and gave us a great price! He is also super friendly. Thank You Robert!

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Jessica Pabey· 5★ · 2026-04-30T01:17:05.607035892Z

If you’re looking for a new mattress, go see Trenton! He is absolutely amazing. He truly listened to everything we needed and helped us find our perfect match. The best part? He saved us $2,000 compared to a quote we got at another store. Beyond the savings, Trenton is super friendly and made us feel like we’ve known him our whole lives. He made what is usually a stressful process feel like catching up with a friend. Highly recommend!

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Chip Clydesdale· 5★ · 2026-06-02T21:27:33.625014747Z

I had a great experience. Trenton was very thorough, honest, and accommodating. I hope I don't have to buy a mattress anytime soon, but when I do, I'll be going back to Mattress Firm and Trenton.

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Anita· 5★ · 2026-03-22T17:22:47.970374207Z

Robert was the best! You can tell he’s very passionate about his job. He was extremely helpful with selecting a mattress. The best part is that he is not pushy at all, he will never make you feel pressured into buying anything! Thank you so much for your help today.

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Donna Martin· 5★ · 2026-05-19T00:07:31.344380798Z

Robert was great! He was knowledgeable, kind , and genuine. I appreciated the fact that he took me to the exact bed and exact deal that I was looking for.-no fluff! I was in and out in a half an hour or less.😊👍

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