Mattress Warehouse of Middletown - Route 301 logo

Mattress Warehouse of Middletown - Route 301

Mattress Warehouse

Middletown, DE

4.9(366 reviews)
10 active offers8 store perks
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About Mattress Warehouse

Mattress Warehouse is the largest independently owned mattress retailer in the U.S., operating over 500 locations nationwide. They offer a wide selection of mattresses and sleep accessories from top brands, providing customers with quality products at the best possible price. Their mission is to deliver a relaxed and educational buying process, ensuring the best overall sleep experience.

Current Promotions
Last updated Nov 2, 2026

Current homepage promotions include up to $1,500 off warehouse-wide, brand-specific discounts, a Casper king-size-for-queen-price offer, free adjustable bases with select mattresses, and 10% off for signing up for promotional texts.

  • Save up to $1,500 warehouse-wide
  • Save up to 70% on BeautyrestBeautyrest
  • Save up to 70% on SertaSerta
  • Save up to 60% on KingsdownKingsdown
  • Save up to 60% on SealySealy
  • Get a free adjustable base with select Sealy stylesSelect Sealy styles
  • Get a king-size Casper mattress for the queen priceCasper
  • Save up to 30% on HelixHelix
  • Get a free adjustable base with a $499 SomosBeds queen mattressSomosBeds Restorative Medium queen mattress
  • Save 10% when you sign up for promotional textsText NAP to 21048; marketing text-message consent and promotional alerts apply
Purchase Incentives
  • Free in-home delivery and setup
  • Get 0% interest financing for 60 monthsPurchases of $5,999 or more; equal monthly payments required for 60 months
  • Locally owned
  • Trusted for over 30 years
  • Price match guarantee
  • Free delivery
  • Financing options
  • Sleep trial with bedMATCH system
Mattress Selection

Brands

Beautyrest
SomosBeds
Tempur-Pedic
Serta
Sealy
Kingsdown
Casper
Purple
Stearns & Foster
BEDGEAR
Aireloom
Cheswick Manor
Nectar
Smart Life by King Koil

Ideal for

adults
growing children
teens

Technology

Memory foam
Hybrid
Innerspring
Gel

Assortment

Mattresses
Box Springs & Adjustable Beds
Beds & Furniture
Bedding
Pillows
Sheets
Protectors

Price range

$
$$
$$$
$$$$

Estimated price positioning for this store

What Your Neighbors Say

Real Google reviews from nearby shoppers

See all reviews

Average rating 4.9 · 366 reviews

Last updated Jul 12, 2026

Alesia Williamson· 5★ · 2025-11-28T19:24:38.896883195Z

Saqib did a great job! He was very thorough and explained everything so that we understood. We are thrilled with our Purchase can't wait to try our new mattress

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Nic Carter· 5★ · 2026-05-30T16:25:57.382563418Z

Mark was a thorough and knowledgeable salesman, who made us feel taken care and respected throughout our interaction.

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Mia Piscarik· 5★ · 2025-11-28T16:56:29.366873132Z

We had a great experience! The sales rep gave us lots of information about each mattress we were looking for and answered all additional questions. Highly recommend shopping at this location.

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Tyra Elizabeth· 5★ · 2026-03-20T20:19:17.847757505Z

Great, quick experience! Needed a new mattress and Mark was amazing at showing things in my price range, I did the perfect mattress! 10/10 would recommend

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Valerie White· 5★ · 2026-04-28T22:35:22.135186585Z

Mark was an absolute gem, very helpful, friendly and informative. He made my returning purchase so seamless. Thank you so much!

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