I was born and raised here, and I've never lived anywhere else.
I was born here, I've lived elsewhere, and I returned here by choice.
I was born here, I've lived elsewhere, and returned here, but not by choice. Life's circumstances.
I live here because of life's circumstances.
I am only living here temporarily, I plan to move on soon.
I live here now due to life's circumstances, but I plan to move on someday.
Because my significant other prefers this city and will not move.
Because my parent(s) died here and I won't leave her/him/them.
This is where the job is/the jobs are.
Because of the schools.
Because of the weather.
Because of the housing choices/availability/prices.
I'm stuck here, that's why.
Because it's about as far way from you as I can get. (Remember, the restraining order is still Valid!)
Two or more of the above.
None of the above/other answer.