Topografiset kartat Modasa Taluka

Modasa is located at 23°28′N 73°18′E / 23.47°N 73.3°E / 23.47; 73.3. It has an average elevation of 197 metres (646 feet). Most of the water for Modasa comes from the Mazum river, on which, about 5 kilometers from Modasa, the Mazum reservoir is situated.

Keskimääräinen korkeus: 149 m