For some homeowners in North Carolina, the cost of living in their neighborhood could soon rise dramatically. In Magnolia Cove — a subdivision in Sherrills Ford north of Charlotte — homeowners say a proposed homeowners association change would lift monthly dues from $350 to $1,250 and add a $10,000 special assessment, according to WSOC. What's happening? People living in the 80-home neighborhood told WSOC (via Yahoo News) that the increase could…