The Present investigation aims in studying the crop diversification in Nashik District. The present study is based on sundry data collected from different government organizations. The data covers 30 years i.e. from 1980-81 to 2011-12. All the types of crops were considered for the study. In order to study the economics of crop diversification, land concentration was computed for selected years. Talukawise study showed that area under kharif crop has found to be decreased in all the Tehsils of Nashik District. The area under Igatpuri, Trimbakeshwar & Peth have high production of Rice. The diversification from subsistence crop to more commercial crops to more commercial crops were took place in selected Tehsils. In Nashik Districts main horticultural Crops are mango, Pomegranate and Grapes. Because of wine made of Grapes Nashik is known as Wine Capital of India.