The average Fidelity 401(k) balance dipped slightly at the end of Q2 to $91,100 from $91,800 at the end of Q1, and is nearly flat from the end of Q2 2014 average of $91,000.

However, IRA balances increased to $96,300 at the end of Q2, up from $94,000 at the end of Q1 and $92,500 one year ago.