The company had sold 51,417 units in the same month last year, it said in a statement.
In the domestic market, Hyundai sold 35,041 units last month as compared to 30,601 units in September 2013, up 14.5%.
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During the month, Hyundai's exports declined by 21.1% to 16,430 units as against 20,816 units in the same period last year.
Commenting on the sales performance, HMIL Senior Vice President (Sales and Marketing) Rakesh Srivastava said the domestic growth was on the back of strong performance of new models, including the new Elite i20 that clocked 8,902 units.
"In this festive season, we are seeing a significant increase in first time buyers and exchange buyers which is very encouraging as it will accelerate the positive momentum already being experienced in the last few months," he added.