韓州(zhou)(zhou)城(cheng)(cheng)(cheng)遺(yi)(yi)址位于通(tong)遼市科(ke)左后旗浩(hao)坦蘇木(mu)五家子嘎查1000米(mi)處。該(gai)城(cheng)(cheng)(cheng)方(fang)圓數十公里,為(wei)平(ping)原沙丘,地勢(shi)開(kai)闊,塘(tang)泥(ni)河(he)自北(bei)經(jing)東(dong)(dong)西城(cheng)(cheng)(cheng)墻向西南流去,成為(wei)該(gai)城(cheng)(cheng)(cheng)的(de)天然(ran)護(hu)城(cheng)(cheng)(cheng)河(he)。城(cheng)(cheng)(cheng)墻為(wei)夯土板(ban)筑,細密堅實,殘高3.5米(mi)。城(cheng)(cheng)(cheng)址東(dong)(dong)西距離(li)(li)985米(mi),南北(bei)距離(li)(li)700米(mi)。城(cheng)(cheng)(cheng)有(you)四門,有(you)甕城(cheng)(cheng)(cheng)保護(hu)。全城(cheng)(cheng)(cheng)共建(jian)馬面(mian)23座(zuo)。城(cheng)(cheng)(cheng)內建(jian)筑遺(yi)(yi)址三處,為(wei)官署(shu)遺(yi)(yi)跡。韓州(zhou)(zhou)乃遼代重鎮,系(xi)遼圣宗耶律隆緒并三河(he)、榆州(zhou)(zhou)所置(zhi),隸屬東(dong)(dong)京道(dao)。它曾三遷治(zhi)所,此(ci)遺(yi)(yi)址為(wei)初的(de)治(zhi)所,距今約(yue)有(you)千年(nian)歷(li)史。
2013年(nian)5月,被(bei)國務(wu)院(yuan)核定公布為第七批全國文(wen)物保護單(dan)位。