該建(jian)筑有(you)(you)五間正(zheng)房(fang),左(zuo)右(you)廂房(fang)各10間,包括警衛室、機要室、陳云(yun)同(tong)(tong)(tong)志臥室和辦公室。該房(fang)是日(ri)本式建(jian)筑,磚瓦結構(gou),外墻(qiang)水泥掛面(mian),房(fang)山墻(qiang)開門(men),內部構(gou)造成“凹”字型,走廊(lang)盡頭(tou)一(yi)大房(fang)間,兩(liang)側各有(you)(you)一(yi)小房(fang)間,總面(mian)積為133平(ping)方米(mi)。陳列有(you)(you)陳云(yun)同(tong)(tong)(tong)志穿過的(de)坎(kan)肩(jian)一(yi)件、拉(la)過的(de)京胡一(yi)個(ge)、電話機一(yi)個(ge)、八仙桌和太師椅各一(yi)個(ge),以及四(si)保臨江戰役圖(tu)片(pian)和戰爭(zheng)示意圖(tu)。舊(jiu)居(ju)正(zheng)門(men)上部有(you)(you)肖勁光題寫的(de)“陳云(yun)同(tong)(tong)(tong)志舊(jiu)居(ju)”匾額,左(zuo)側是吉林(lin)省(sheng)文物保護單(dan)位標(biao)志牌,右(you)側為陳云(yun)舊(jiu)居(ju)簡介。
該建筑共(gong)分為(wei)兩個(ge)展(zhan)(zhan)室,圖片展(zhan)(zhan)室和實物展(zhan)(zhan)室。圖片展(zhan)(zhan)室內(nei)有陳(chen)云(yun)同志生平及(ji)“四保(bao)臨(lin)江(jiang)”戰役相(xiang)關內(nei)容的展(zhan)(zhan)板(ban),包(bao)括陳(chen)云(yun)同志來臨(lin)江(jiang)、陳(chen)云(yun)同志在(zai)臨(lin)江(jiang)和陳(chen)云(yun)同志離開臨(lin)江(jiang)三個(ge)部分。實物展(zhan)(zhan)室內(nei)有仿(fang)陳(chen)云(yun)在(zai)臨(lin)江(jiang)時用過的桌、椅、京胡、公(gong)文包(bao)、坎(kan)肩各一(yi)件。
1945年9月3日,中(zhong)(zhong)國人(ren)民(min)(min)(min)在(zai)(zai)黨(dang)(dang)中(zhong)(zhong)央、毛主(zhu)(zhu)席的領導下(xia),為收復東(dong)(dong)(dong)北失地(di),建立(li)地(di)方民(min)(min)(min)主(zhu)(zhu)政(zheng)權,發展抗日斗(dou)(dou)爭(zheng)的勝利(li)成(cheng)果,組(zu)成(cheng)了(le)(le)30萬(wan)人(ren)的東(dong)(dong)(dong)北民(min)(min)(min)主(zhu)(zhu)聯軍(jun),與(yu)企圖奪取(qu)抗戰勝利(li)果實的國民(min)(min)(min)黨(dang)(dang)蔣介石部隊(dui)展開(kai)了(le)(le)殊(shu)死的斗(dou)(dou)爭(zheng)。在(zai)(zai)敵(di)強弱(ruo)的形勢下(xia),根(gen)(gen)據中(zhong)(zhong)央指示(shi),東(dong)(dong)(dong)北民(min)(min)(min)主(zhu)(zhu)聯軍(jun)采取(qu)“讓開(kai)大(da)(da)(da)路,占領兩廂”的方針,先后撤離(li)了(le)(le)四平、長(chang)春、吉林等(deng)城市,遼東(dong)(dong)(dong)軍(jun)區及(ji)遼東(dong)(dong)(dong)省各機關也放棄安(an)東(dong)(dong)(dong),轉移到(dao)(dao)臨(lin)江(jiang),并(bing)在(zai)(zai)此建立(li)了(le)(le)南(nan)(nan)滿(man)(man)(man)(man)根(gen)(gen)據地(di)。南(nan)(nan)滿(man)(man)(man)(man)根(gen)(gen)據地(di)地(di)處長(chang)白山一狹長(chang)地(di)帶(dai),交通不便,生活(huo)艱(jian)苦,又(you)值隆冬,給軍(jun)造成(cheng)極大(da)(da)(da)困難。當時臨(lin)江(jiang)軍(jun)隊(dui)不足四萬(wan)人(ren),且裝備(bei)差,彈藥不足。蔣介石視南(nan)(nan)滿(man)(man)(man)(man)為心腹(fu)大(da)(da)(da)患,制(zhi)定了(le)(le)“先南(nan)(nan)后北,南(nan)(nan)攻(gong)北守(shou)”的作(zuo)戰方案。1945年12月初,國民(min)(min)(min)黨(dang)(dang)軍(jun)隊(dui)動用了(le)(le)八個師兵(bing)分三路向南(nan)(nan)滿(man)(man)(man)(man)根(gen)(gen)據地(di)猛烈進攻(gong)。黨(dang)(dang)中(zhong)(zhong)央和(he)東(dong)(dong)(dong)北局(ju)及(ji)時派出中(zhong)(zhong)共東(dong)(dong)(dong)北局(ju)副書(shu)記、東(dong)(dong)(dong)北民(min)(min)(min)主(zhu)(zhu)聯軍(jun)副政(zheng)委陳(chen)(chen)云和(he)民(min)(min)(min)主(zhu)(zhu)聯軍(jun)副司(si)(si)令員肖勁(jing)光(guang)同(tong)志(zhi)來到(dao)(dao)南(nan)(nan)滿(man)(man)(man)(man)工作(zuo)。1946年11月27日,陳(chen)(chen)云到(dao)(dao)臨(lin)江(jiang)后,與(yu)南(nan)(nan)滿(man)(man)(man)(man)軍(jun)區司(si)(si)令員肖勁(jing)光(guang)進行(xing)了(le)(le)全面調查研(yan)究,分析戰局(ju)并(bing)主(zhu)(zhu)持召開(kai)了(le)(le)“七道(dao)江(jiang)會議”,指揮了(le)(le)震驚中(zhong)(zhong)外的“四保臨(lin)江(jiang)”戰役,為保衛(wei)南(nan)(nan)滿(man)(man)(man)(man)根(gen)(gen)據地(di),扭轉東(dong)(dong)(dong)北戰局(ju),解(jie)放全東(dong)(dong)(dong)北,作(zuo)出了(le)(le)重大(da)(da)(da)貢、獻。陳(chen)(chen)云夫人(ren)于若木和(he)孩(hai)子也曾在(zai)(zai)此居住(zhu)過(guo)。1947年6月,陳(chen)(chen)云同(tong)志(zhi)離(li)開(kai)臨(lin)江(jiang)。
1982年對其進行保(bao)護并建展室,1995年又(you)對原建筑進行了更新。
2006年5月25日(ri),四(si)保(bao)(bao)臨(lin)江戰役(yi)指揮(hui)部(bu)舊(jiu)址(zhi)(zhi)(zhi)被國(guo)務院公布為第六批全(quan)國(guo)重點文物保(bao)(bao)護(hu)單位。因年久(jiu)失(shi)修,舊(jiu)址(zhi)(zhi)(zhi)急(ji)需搶救性維修。為了科(ke)學有效地保(bao)(bao)護(hu)四(si)保(bao)(bao)臨(lin)江戰役(yi)指揮(hui)部(bu)舊(jiu)址(zhi)(zhi)(zhi),臨(lin)江市文化(hua)新聞(wen)出版和(he)體(ti)育局委(wei)托中國(guo)文化(hua)遺(yi)產研(yan)究院和(he)吉林省國(guo)藝建筑設(she)計(ji)有限公司聯合編制了《四(si)保(bao)(bao)臨(lin)江戰役(yi)指揮(hui)部(bu)舊(jiu)址(zhi)(zhi)(zhi)修繕工程方案》,擬對舊(jiu)址(zhi)(zhi)(zhi)進行搶救性維修。