Maradi, town, southern Niger, in Maradi Department, near the border with Nigeria. One of the nation's principal commercial and transportation centers, it has highway connections to Niamey (the capital) and Kano (in Nigeria). Locally grown cotton and peanuts are processed here. The city is the seat of an agricultural institute concerned with raising goats, many of which are herded in the region. Population (1988) 113,000.