Concerns are held for the welfare of 14-year-old Ella Martin.

Ella was last seen leaving her residence in Lenah Valley on Monday 1 October and hasn’t returned.

She’s believed to be in the Hobart and Glenorchy areas.

Ella is described as being 168cm tall, slim build, long blonde hair, green/blue eyes and has fair skin.

She was last seen wearing short black boots, black shorts, black tights and a top.

Anyone who has seen Ella or knows where she is should contact Tasmania Police on 131 444 or Crime Stoppers anonymously on 1800 333 000 or online at crimestopperstas.com.au