Yes definitely, you can get even more visitors that you have mentioned, but there are many things that you have to taken care of. The list consists.
- Definitely the good content, that engages your reader.
- Request them to put their sugestions and it is up to you to acknowledge them regularyly.
- Manage Social Media sites like G+, FB, TWT, LinkedIn, StumbleUpon, Pinterest, and if you have any.
Also get your blog registered into Google Analytic, to get info about the pages, sources and the location from where the most trafiic is coming and try to target that in future.
Arrange events, USE multimedia posts also, ask to get poll, make interactive as much as possible.