U.S. employers ramped up hiring in September and the jobless rate fell to a six-year low, bolstering bets the Federal Reserve will hike interest rates in mid-2015.

Friday's report on employment is the most significant gauge of the economy's health ahead of Nov. 4 congressional elections.

While President Barack Obama's message of an improving economy has been hampered by weakness in wages that persisted through last month, the data nevertheless underscored the strides the labor market has made this year.