洪(hong)洞商山廟(miao)創建年代不詳(xiang),明(ming)清(qing)屢有(you)修(xiu)茸。廟(miao)內主要建筑有(you)三皇(huang)廟(miao)、關帝(di)殿(dian)(dian)、三官(guan)殿(dian)(dian)、法(fa)王殿(dian)(dian)等。四(si)座大(da)殿(dian)(dian)均(jun)結構(gou)簡練,用材(cai)較(jiao)大(da)。各殿(dian)(dian)內后槽均(jun)砌龕并有(you)塑(su)像,山墻繪有(you)壁畫共100余(yu)平方米。
大殿座北向南建于高0.84米的磚(zhuan)砌臺基上,面闊三間,11米,進深四椽,懸山頂,梁架(jia)采(cai)用(yong)分心用(yong)四柱造法,檐(yan)柱施四鋪作斗拱,明次間各施補(bu)間斗拱。殿前(qian)金柱刻有(you)民國十八年(1939)所書對聯(lian):“人中(zhong)畫是畫中(zhong)人無非(fei)將人認作畫,景(jing)內情有(you)情內景(jing)總(zong)屬觸(chu)景(jing)生(sheng)情。”
殿(dian)內(nei)供(gong)(gong)有(you)塑像,中供(gong)(gong)天皇,兩側(ce)分別(bie)為地皇、人皇。塑像圓潤豐滿(man),線(xian)條流(liu)暢,栩栩如生,東西山墻彩繪三(san)皇為民(min)祈祥福之(zhi)壁畫,手法(fa)細膩,形態逼(bi)真,人物表情、動作入目傳神。東殿(dian)為《東會府》殿(dian),通檐用二柱造法(fa),面闊三(san)間(jian),進深四椽,懸山頂,為清道光(guang)三(san)年(nian)(1823)重修后(hou)建(jian)筑。
殿內(nei)中(zhong)供(gong)(gong)上元(yuan)上帝(di)(天官),東(dong)(dong)供(gong)(gong)中(zhong)元(yuan)大(da)(da)帝(di)(地官),西(xi)供(gong)(gong)下元(yuan)大(da)(da)帝(di)(水官),東(dong)(dong)殿為(wei)關(guan)帝(di)殿,面(mian)闊三間,進(jin)深四椽(chuan)(chuan),懸山頂,搭牽(qian)二椽(chuan)(chuan)栿(fa)用三柱造(zao)法(fa),殿內(nei)塑(su)關(guan)公(gong)(gong)坐像,東(dong)(dong)為(wei)關(guan)平,西(xi)為(wei)周倉,左右山墻繪有關(guan)公(gong)(gong)生平事跡壁畫(hua)。