Yes, Emily Dickinson is often considered a Victorian poet; however, her work also transcends the boundaries of that era. Dickinson was born in 1830 and lived until 1886, a period that overlaps significantly with the Victorian era in England (1837-1901).
Her poetry reflects many of the themes common in Victorian literature, such as an exploration of the self, nature, and death, yet it stands apart due to its unique style and radical approach to form and content. Dickinson often employed slant rhyme, unconventional punctuation, and a dense use of imagery, which set her apart from her contemporaries.
While she was influenced by the social and cultural movements of her time, including Transcendentalism, her reclusive lifestyle and the deeply personal nature of her work suggest that she operated outside the mainstream literary tradition of the Victorian period. Therefore, while she can certainly be classified as a Victorian poet, her work possesses a timeless quality that continues to resonate with readers today.