Most Jains are located in India.

Within India, large Jain populations are especially found in:

• Gujarat
• Rajasthan
• Maharashtra
• Karnataka
• Madhya Pradesh
• Delhi and other major cities

Outside India, smaller Jain communities are found in:

• United States
• United Kingdom
• Canada
• Kenya
• Australia
• Singapore

So, in simple terms: the vast majority of Jains live in India, especially western and southern India.