She looks like a pullet to me. But time will tell. Are you seeing any pointy hackle or saddle feathers? Here is some info about telling:
https://www.mypetchicken.com/blogs/our-blog/how-to-tell-a-rooster-from-a-hen
https://www.mypetchicken.com/blogs/our-blog/how-to-tell-a-rooster-from-a-hen