When Lewis Chaigneau bought Corkagh in the 1720s, he leased a portion of the estate to Nicholas Grueber for the establishment of gunpowder mills.

Notable residents and visitors of the Corkagh estate included Arthur Wolfe and Elizabeth Bowen.

[2] Tree specimens include Fraxinus (ash), Quercus (oak), Tilia (lime), Juglans (walnut), Cedrus (cedar), Fagus (beech), Aesculus (Chestnut) and Sequoiadendron.

[2] The Common frog and Pipistrelle Bat, protected species under the 1976 Wildlife Act, are both found in the park.

[citation needed] The great spotted woodpecker, Ireland's newest breeding species, has also previously been seen here.