Chizumulu can be reached by steamer from the port of Nkhata Bay on the mainland of Malawi. The MV Ilala steamer that weekly crosses Lake Malawi stops at Chizumulu. Smaller boats including dhows cross the strait between Likoma and Chizumulu.
The island supports a population of about 4,000 people. Like Likoma, the island imports most of its food from the mainland. There is electricity on the island from 6am-10pm (with a break between 12-2pm), and no road. However, there is a well-constructed path which runs around the outside of the island, which can be walked around in about three hours.
The island consists of two large hills, with a flatter area to the south.
The locals speak a Nkamanga dialect, a variety of
12°01′S 34°37′E / 12.017°S 34.617°E / -12.017; 34.617