The region's top eight banks saw deposits increase over the past year, with an average growth of $632 million or 8.1% according to FDIC data. Total deposits for these eight banks rose to $64.6 billion as of June from $59.5 billion a year earlier. KeyBank remained the largest bank by deposits in the region at $15 billion, though Huntington National Bank had the most bank offices in Northeast Ohio with 187.