郯城县位于山东省最南端,南与苏北邳州、新沂、东海三县市交界,北与临沂、临沭、苍山三县市接壤。县境地处鲁中南低山丘陵区南部,临郯苍平原腹心地带,系沂蒙山区冲积平原。地形由东北向西南缓缓低下。东部马陵山绵延南北,中西部平原沂沭河纵贯南北。境内地势平坦,平均海拔约38米。该县历史悠久,古为“东夷”之地,周代属郯国,战国时期为越国所灭。秦置郯 Tancheng County is located in the southernmost tip of Shandong Province, south and northern Jiangsu Zhuozhou, Xinyi, East China Sea at the junction of three counties, north and Linyi, Linshu, Cangshan three counties bordering. County is located in the southern Lushan low mountain hilly area, Linqu Cang plain belly heart, Department of Yimeng alluvial plain. Terrain slowly from northeast to southwest low. Eastern Maling stretches north and south, the Midwest Plain Yishu River runs north and south. The territory of flat, with an average elevation of about 38 meters. The county has a long history, the ancient as “Dong Yi ” of the land, the Zhou Dynasty is a kingdom, the Warring States period for the country destroyed. Qin set 郯