Roscrea is an island that was conquered by Uriel Septim V in the year 3E 271, three years after his ascension to Emperor in 3E 268. It is located in the Sea of Ghosts. It was the first of the four known islands conquered by Septim and his expeditionary force. According to records, it took his armies roughly three years to conquer the island. The island was later on annexed by Solitude.
- Roscrea shares a name with the real-life Irish town of Roscrea.