Please click on the above chart to enlarge. From Fidelity's press release:
- IRA and 401(k) accounts continue to hit record levels. Increasing contributions and a strong stock market drove both the average 401(k) and IRA balances over six figures. The average 401(k) balance rose to $104,300, 13 percent higher than Q4 2016. The average IRA balance climbed to $106,000, which is also a 13 percent year-over-year increase.