I've done both... metro and small town. Key is to invite people into your loop that will help connect you to the community.
you could add some basic audio/video to your studio: like shooting weddings then burning on DVD. There are all sorts of things to do to capture memories. memories involve families and youth. Smaller towns will pay for those services. Your name gets around by stepping outside the box a bit.
teaching the basic's of recording and how to run a project studio.
Once you reach out a bit further, things start coming.