韓州城(cheng)(cheng)(cheng)遺址位于通遼市科(ke)左后旗浩坦蘇木五(wu)家(jia)子嘎查1000米處(chu)。該城(cheng)(cheng)(cheng)方圓數十公里,為平(ping)原沙丘(qiu),地(di)勢開闊,塘(tang)泥河(he)自北經(jing)東西城(cheng)(cheng)(cheng)墻(qiang)向西南流(liu)去,成為該城(cheng)(cheng)(cheng)的天然護城(cheng)(cheng)(cheng)河(he)。城(cheng)(cheng)(cheng)墻(qiang)為夯土(tu)板筑(zhu)(zhu),細密堅實(shi),殘高3.5米。城(cheng)(cheng)(cheng)址東西距(ju)(ju)(ju)離985米,南北距(ju)(ju)(ju)離700米。城(cheng)(cheng)(cheng)有(you)四(si)門,有(you)甕城(cheng)(cheng)(cheng)保護。全城(cheng)(cheng)(cheng)共(gong)建(jian)馬面23座。城(cheng)(cheng)(cheng)內建(jian)筑(zhu)(zhu)遺址三(san)處(chu),為官(guan)署(shu)遺跡。韓州乃遼代重鎮,系遼圣宗耶律隆緒并三(san)河(he)、榆州所置,隸屬東京道。它曾(ceng)三(san)遷治所,此遺址為初的治所,距(ju)(ju)(ju)今(jin)約(yue)有(you)千年歷(li)史(shi)。
2013年5月,被國務院核定公布(bu)為第七批全國文物保護(hu)單位。