Apart from the city of Chełm, Chełm County is also bordered by Hrubieszów County to the south-east, Zamość County to the south, Krasnystaw County to the south-west, Świdnik County and Łęczna County to the west, and Włodawa County to the north.
In addition to Chełm city, Chełm County is bordered by Hrubieszów County in the southeast, Zamość County in the south, Krasnystaw County in the southwest, Świdnik County and Łęczna County in the west, and Włodawa County in the north.