The Dialog meeting that Henriette posted looks great - maybe if one day you aren´t busy, you could check it out and get to know some people there at least.
Otherwise, I´ve also found a facebook site:
They host events (a bike repairing workshop is coming up July 11th!), which look like fun and could also be a way of meeting people who may have some time to help you with your German or recommend another group in the area that is like the Dialog Deutsch group. This Facebook group (they have a website as well) has a contact image address for Sprachen-Training. It is:
All the best,