Miss. Code Ann. § 19-1-75

Lauderdale County is bounded by beginning at the northwest corner of township eight, range fourteen, east; thence east on the said township line to the state boundary with the State of Alabama; thence southerly with the said boundary line to the line between townships four and five, north; thence west with said township line to the line between ranges thirteen and fourteen, east; thence north on said range line to the beginning. The county site is Meridian.