Brown Mountain is a small summit in Cumberland County, Tennessee, west of Knoxville and north of Chattanooga. Rising 1,260 feet above sea level, it ranks among the state's lower named summits, standing 1,095th in elevation. It lies within a landscape of nearby heights including Buzard Hill, Wise Hill, High Point, Betsy Mountain, Johnson Mountain, and Nichols Mountain, and it is associated with the broader Crab Orchard Mountains area. Its significance is geographical, as part of the network of modest elevations that shape this section of Tennessee.