A few facts about Deder
- About 27,000 people live in Deder.
- It's part of Oromiya.
- It's about 298 km to Addis Ababa, the country's largest city.
- For a bigger city, Dire Dawa is about 56 km away.
- Towns nearby: Chelenko (16 km), Hīrna (39 km) and ‘Alemaya (63 km).