The company had sold 64,756 units in the same month of last year, the company said in a statement.
The homegrown firm's total passenger vehicles sales in the domestic market stood at 25,124 units in October, up 2.64% from 24,478 units in the same month last year.
The company's small car Nano sales stood at 3,868 units during the month, up 26%, it added.
The 'Indica' range reported sales of 10,812 units, up 11% vis-a-vis October, 2010, Tata Motors said.
In addition, the 'Indigo' family recorded sales of 6,268 units, down 24% in comparison to the same month last year. Sales of 'Sumo', 'Safari' and 'Aria' grew by 23% to 4,176 units.
In the commercial vehicles segment, the company sold 38,714 units in the domestic market during the month under review compared to 34,328 units in the period last year, translating into an increase of 12.78%.
Light commercial vehicle sales during the month amounted to 21,892 units, a growth of 6% over last year, while medium and heavy commercial vehicle sales stood at 16,822 units, a growth of 23% compared to October, 2010.
The company's exports fell by 29.90% to 4,171 units last month from 5,950 units in the same month last year, it added.
The government today said it has granted Maharatna status to Bharat Heavy Electricals Ltd and Gas Authority of India Ltd.