Net income at all 6,021 credit unions in 2015 was $8.7 billion, up 0.3% from 2014 when there were 6,273 credit unions. For credit unions with assets greater than $500 million, return on assets (ROA) averaged 86 basis points or 0.86%. ROA was 0.56% for credit unions with $100 to $500 million in assets, 0.35% for credit unions with $10 to $100 million in assets and 0.04% for the smallest.