Audrain County , Missouri Area Information:
Audrain is a rural county located in north central Missouri in the middle of the United States. Covering an area of 692 square miles, or 440,000 acres, its land is on the divide between the Missouri and Mississippi Rivers. Organized in 1836, it was once mostly prairie. Today it is widely known for its farms and firebrick.

Audrain is a third class county governed by a county commission. Its population is 25,853 (2000 census), with an assessed evaluation of $221,874,192. It is a part of Missouri's 12th Judicial Circuit and is in the 9th U.S. Congressional District.

The county seat of Audrain is the City of Mexico. The largest and oldest city in the county, Mexico has a population of 11,320. Other municipalities include Vandalia, Laddonia, Farber, Martinsburg, Benton City, Rush Hill and Vandiver Village.

With its rich, fertile land, Audrain is one of Missouri's leading agricultural counties. Its main crops are soybeans, corn, grain sorghum and wheat. Once a national center for saddle horses and mules, it now produces mainly hogs and cattle.