Imperial IPA

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Imperial IPA is a very hoppy, high alcohol strong ale approaching barley wine in strength, but without the maltiness of barley wine.


Imperial IPA is a recent American invention created by microbrewers pushing the envelope with strong beers.


Smooth, medium to full body with high hop flavor. Hops may be complex or noble. Some alcohol warmth. Low to med malt flavor. Med gold amber to reddish color. Clear. Med to Med-high carbonation. Oak inappropriate. American invention. An intense, strong and very hoppy IPA. Imperial may also refer to "double" or "extra" IPAs. Strong body, hop flavor, and high alcohol content.


  • Color Range: 8.0-15.0 SRM
  • Original Gravity Range: 1.075-1.095 SG
  • Final Gravity Range: 1.012-1.020 SG
  • Bitterness Range: 60.0-110.0 IBU
  • Alcohol by Volume Range: 7.5-10.0 %
  • Carbonation Range: 2.2-2.7 vols
  • BJCP Style Number: 14 C


  • Pale ale malt (well modified),
  • American, Noble or English hops
  • Complex yeast
  • American yeast may give a slightly fruity palate
  • Often a single infusion mash is used
  • Water character may vary.


  • Dogfish Head 90-minute IPA, Rogue I2PA, Stone Ruination IPA, Russian River Pliny the Elder, Moylander Double IPA, Sus Scrofa Imperial IPA (Botucatu - SP/Brazil)

See Also