Serta King Firm Mattresses on Sale

A Serta firm king mattress, measuring 76” by 80”, is a great mattress for sleepers who want more room to sleep without losing support. Especially created for sleepers seeking extra space, a Serta king firm mattress gives you extra room while ensuring your body is properly supported. With a Serta firm king size mattress, you'll sleep like a king.

Enter delivery zip code for accurate shipping information.
Please Set A Delivery Zip Code
We’ve noticed that you haven’t set a delivery Zip Code. So we can better serve you, please provide a delivery Zip Code sowe can make sure this product is available in your area.
  • $1,359.99 - $2,299.99 $1,059.99 - $1,999.99 or as low as $44.17/mo Price if paid in 24 months. We offer zero interest financing if you pay off your $999.00 or more purchase in 24 months or less. Learn more.
    price.class = 'product-standard-price'; price.title = Resource.msg('product.standardprice', 'product', null); price.value = StandardPrice; extraPrice = {}; extraPrice.class = 'product-sales-price'; extraPrice.title = Resource.msg('product.saleprice', 'product', null); extraPrice.value = SalesPrice; } else { price.class = 'product-sales-price'; price.title = Resource.msg('product.saleprice', 'product', null); price.value = SalesPrice; }

    SPECIAL SAVINGS