King Mattresses on Sale

63 results

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  1. City Mattress Celestial Elara 2 Euro Pillow Top Innerspring Mattress by City Mattress

    City Mattress

    City Mattress Celestial Elara 2 Euro Pillow Top Innerspring Mattress
    From $449.99
    From $729.95
  2. Lux Estate Plush Euro Pillow Top Mattress by Stearns & Foster

    Stearns & Foster

    Stearns & Foster Lux Estate Plush Euro Pillow Top Mattress
    From $2,999.00
    From $3,399.00
  3. Beautyrest Emerald Coast Medium Firm Innerspring Mattress by Simmons

    Simmons

    Beautyrest Emerald Coast Medium Firm Innerspring Mattress
    From $1,099.00
    From $1,299.00
  4. Nectar 5.0 Classic Memory Foam Mattress by Nectar

    Nectar

    Nectar 5.1 Classic Memory Foam Mattress
    From $349.00
    From $699.00
  5. Sealy Posturepedic Spring Medina Medium Mattress by Sealy

    Sealy

    Sealy Posturepedic Spring Medina Medium Mattress
    From $759.99
    From $949.95
  6. Beautyrest Emerald Coast Plush Innerspring Mattress by Simmons

    Simmons

    Beautyrest Emerald Coast Plush Innerspring Mattress
    From $1,099.00
    From $1,299.00
  7. Dharma Elite Super Cush Mattress by PranaSleep

    PranaSleep

    PranaSleep Dharma Elite Super Cush Mattress
    From $8,599.99
    From $10,599.95
  8. Beautyrest Emerald Coast Plush Pillow Top Innerspring Mattress by Simmons

    Simmons

    Beautyrest Emerald Coast Plush Pillow Top Innerspring Mattress
    From $1,299.00
    From $1,499.00
  9. Beautyrest Sarasota Shores Medium - Firm Pillow Top Innerspring Mattress by Simmons

    Simmons

    Beautyrest Sarasota Shores Medium-Firm Pillow Top Innerspring Mattress
    From $999.99
    From $1,379.95
  10. Serta Perfect Sleeper Coral Shores Quilted Firm Hybrid Mattress by Serta

    Serta

    Serta Perfect Sleeper Coral Shores Quilted Firm Hybrid Mattress
    From $774.00
    From $999.00
  11. Serta Perfect Sleeper Coral Shores Quilted Plush Hybrid Mattress by Serta

    Serta

    Serta Perfect Sleeper Coral Shores Quilted Plush Hybrid Mattress
    From $774.00
    From $999.00
  12. Serta Perfect Sleeper Gulf Moon Quilted Medium Pillow Top Hybrid Mattress by Serta

    Serta

    Serta Perfect Sleeper Gulf Moon Quilted Medium Pillow Top Hybrid Mattress
    From $974.00
    From $1,199.00
  13. Beautyrest Sarasota Shores Plush Pillow Top Mattress by Simmons

    Simmons

    Beautyrest Sarasota Shores Plush Pillow Top Mattress
    From $999.99
    From $1,379.95
  14. Sealy Posturepedic® Pro Spring Dupont II Firm Mattress by Sealy

    Sealy

    Sealy Posturepedic Pro Spring Dupont II Firm Mattress
    From $1,299.99
    From $1,399.95
  15. Sealy Posturepedic® Pro Spring Dupont II Medium Mattress by Sealy

    Sealy

    Sealy Posturepedic Pro Spring Dupont II Medium Mattress
    From $1,239.99
    From $1,399.95
  16. Sealy Posturepedic Spring Medina Soft Mattress by Sealy

    Sealy

    Sealy Posturepedic Spring Medina Soft Mattress
    From $759.99
    From $949.95
  17. Nectar 5.0 Premier Memory Foam Mattress by Nectar

    Nectar

    Nectar 5.1 Premier Memory Foam Mattress
    From $549.00
    From $1,049.00
  18. Beautyrest Sarasota Shores Plush Innerspring Mattress by City Mattress

    Simmons

    Beautyrest Sarasota Shores Plush Innerspring Mattress
    From $899.99
    From $1,249.95

King Mattresses on Sale – Sleep in Spacious Comfort with City Mattress

Treat yourself to the space and support you deserve with a king mattress—now on sale at City Mattress. Whether you're upgrading your primary bedroom or creating a luxurious sleep sanctuary, our king-size mattresses deliver the comfort and quality you need to sleep your best.

Premium Brands at Exceptional Prices

Explore a wide range of styles and comfort levels from the most trusted names in sleep:

Prefer to try your new mattress in person? Visit one of our many showroom locations throughout Florida and New York, including Naples, Boca Raton, West Palm Beach, Fort Myers, and Buffalo. In-store shoppers can also take advantage of exclusive offers, clearance pricing, and floor model discounts.

Complete Your Sleep Upgrade

Pair your new king-size mattress with adjustable bases, luxury pillows, sheet sets, and stylish bedroom furniture to transform your room into a true retreat.

Shop online or visit your local store today and save big on the king-size comfort you’ve been dreaming of.

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