Dyersburg is a city and the county seat of Dyer County, Tennessee, in the United States. It is located in northwest Tennessee, 79 miles northeast of Memphis on the Forked Deer River. The population was 17,145 at the 2010 census. Dyersburg and Dyer County offer many amenities including quality schools, a low crime rate, moderate climate, low cost of living, and close proximity to area recreation. Dyersburg is a regional retail, medical, employment and cultural center for more than 300,000 people who live in Tennessee, Arkansas and Missouri.