Oversized mattresses: Alaskan, Wyoming and Texas king
72 mattresses. Family-size beds bigger than a California king, with the frames and sheets made to match.
Measure first: Oversized beds need a frame, foundation and sheets made for the exact size. Check that the mattress can get through your doors and stairs before you order. How to measure
Which size do you have?
108 × 108″Alaskan king16 mattresses6 sheet sets · 1 topper · 19 frames & foundations84 × 84″Wyoming king18 mattresses8 sheet sets · 1 topper · 19 frames & foundations80 × 98″Texas king9 mattresses8 sheet sets · 2 toppers · 12 frames & foundations66 × 80″Olympic queen46 mattresses15 sheet sets · 8 toppers · 5 frames & foundations
Oversized mattress size chart
Exact inches for each size, with the home sizes people mix them up with.
| Size | Inches | cm | Also called | Mattresses |
|---|---|---|---|---|
| Alaskan king | 108 × 108 | 274 × 274 | — | 16 |
| Wyoming king | 84 × 84 | 213 × 213 | — | 18 |
| Texas king | 80 × 98 | 203 × 249 | — | 9 |
| Olympic queen | 66 × 80 | 168 × 203 | wide queen | 46 |
| King (home size) | 76 × 80 | 193 × 203 | standard king, eastern king | |
| California king (home size) | 72 × 84 | 183 × 213 | cal king |
Made in the most of these sizes
Mattresses offered in several oversized sizes, so you can match yours.
Made to orderBig Mattress Co.Big Mattress Classic✓ Tested by expertsAlaskan, Wyoming and Texas kingsMade to order for big family beds, with parts you can replace one at a time.Adjustable air · 12″
Made to orderBig Mattress Co.Big Mattress Premier✓ Tested by expertsA plusher oversized bedThe plusher, 13″ version of the Classic for Alaskan, Wyoming and Texas kings.Adjustable air · 13″
Made to orderMattress InsiderGiant Bed (Alaskan, Texas, Wyoming, Alberta King; Family Bed; Athlete Bed)Oversized family bedsA 13.5″ modular hybrid in giant sizes from Wyoming King 84 × 84 to 144 × 84.Hybrid · 13.5″Engineered SleepDuo EpicTexas, Wyoming and Alaskan kingsA three-piece coil mattress in nine oversized sizes, including 80″ × 98″ Texas king, 84″ × 84″ Wyoming king and 108″ × 108″ Alaskan king, with five comfort tops.Hybrid · 13–15″
Made to orderEssentiaProCor P1 Active CustomMade-to-you, and oversizedA 10″ bed whose foam layers are picked for your posture, also offered in Wyoming, Texas, Alberta and Alaskan King.Latex · 10″ · Queen $12,599
Made to orderRest Right Mattress12″ Kingship Comfort Oversized King Mattress SoftGiant beds in three piecesA 12″ soft foam mattress in Alaskan, Texas, Alberta and family-bed sizes up to 144″ × 84″, built as three pieces you can move or replace one at a time.Memory foam · 12″ · Queen $2,720
Made to orderRest Right Mattress12″ Kingship Comfort Oversized King Mattress MediumGiant beds in three piecesA 12″ medium foam mattress in Alaskan, Texas, Alberta and family-bed sizes up to 144″ × 84″, built as three pieces you can move or replace one at a time.Memory foam · 12″ · Queen $3,110
Made to orderRest Right Mattress12″ Kingship Comfort Oversized King Mattress FirmGiant beds in three piecesA 12″ firm foam mattress in Alaskan, Texas, Alberta and family-bed sizes up to 144″ × 84″, built as three pieces you can move or replace one at a time.Memory foam · 12″ · Queen $2,440
Rest Right Mattress12″ Kingship Comfort SuperiorFirmness choice, odd sizesA 12″ foam bed in soft, medium or firm, made in Wyoming King, Split Wyoming King, Olympic Queen, European King and Queen XL as well as standard sizes.Memory foam · 12″ · Queen $1,050
Made to orderRest Right Mattress10″ Kingship Comfort ClassicBudget foam, many odd sizesA 10″ memory foam bed in soft, medium or firm with odd sizes from Three Quarter 42″ × 72″ up to Wyoming King 84″ × 84″.Memory foam · 10″ · Queen $775Made to orderDelarkinThe OasisWyoming or Alaskan king in foamA 10″ memory foam mattress sold in 84″ × 84″, 108″ × 108″ and a 48″ × 75″ three-quarter, among 13 sizes.Memory foam · 10″ · Queen $2,999Made to orderDelarkinThe SummitLower-cost oversized foam bedAn 8″, three-layer memory foam mattress made in 84″ × 84″, 108″ × 108″, a 48″ × 75″ three-quarter and 13 sizes in all.Memory foam · 8″ · Queen $1,326Brands with the most oversized mattresses
Mattress Insider11 mattresses in these sizesRest Right Mattress10 mattresses in these sizesRVMattress.com6 mattresses in these sizesCustomMattress.com6 mattresses in these sizesDelarkin5 mattresses in these sizesBrooklyn Bedding4 mattresses in these sizesPolar RV Mattress4 mattresses in these sizesAlaskan King Bed Company3 mattresses in these sizesSleeperKing3 mattresses in these sizesRV Discount Mattress3 mattresses in these sizesWilderness RV Mattress3 mattresses in these sizesWyoming King Bed Company3 mattresses in these sizes
Questions
How big is an Alaskan king?
108 × 108 inches, nine feet square. Some makers sell other “Alaskan” sizes, so check the inches.
How big is a Wyoming king?
84 × 84 inches, seven feet square.
How big is a Texas king?
80 × 98 inches: king width, but much longer.
Do I need a special frame?
Yes. Standard frames won’t support these sizes. Look for a frame or foundation made for the exact inches, with center support.