根據(ju)地(di)區生產(chan)(chan)(chan)(chan)總值(zhi)統一(yi)核算(suan)結果，2020年(nian)衡陽(yang)市(shi)實(shi)現地(di)區生產(chan)(chan)(chan)(chan)總值(zhi)（GDP）3508.50億(yi)元，按可比價(jia)計算(suan)，比上(shang)年(nian)增(zeng)(zeng)長4.0%。其中，第(di)(di)一(yi)產(chan)(chan)(chan)(chan)業(ye)增(zeng)(zeng)加(jia)值(zhi)441.67億(yi)元，增(zeng)(zeng)長3.9%；第(di)(di)二(er)(er)產(chan)(chan)(chan)(chan)業(ye)增(zeng)(zeng)加(jia)值(zhi)1159.32億(yi)元，增(zeng)(zeng)長5.1%；第(di)(di)三產(chan)(chan)(chan)(chan)業(ye)增(zeng)(zeng)加(jia)值(zhi)1907.50億(yi)元，增(zeng)(zeng)長3.3%。全市(shi)三次產(chan)(chan)(chan)(chan)業(ye)結構為12.6:33.0:54.4。工業(ye)增(zeng)(zeng)加(jia)值(zhi)占地(di)區生產(chan)(chan)(chan)(chan)總值(zhi)的比重為23.8%；第(di)(di)一(yi)、二(er)(er)、三產(chan)(chan)(chan)(chan)業(ye)對(dui)經濟增(zeng)(zeng)長的貢(gong)獻率(lv)分別為10.3%、48.0%和41.7%。

2020年(nian)(nian)衡陽市(shi)農林(lin)牧漁業(ye)(ye)(ye)實現(xian)總(zong)產值(zhi)782.11億(yi)(yi)元(yuan)(yuan)，增(zeng)(zeng)長(chang)4.1%。全(quan)(quan)市(shi)規模工(gong)業(ye)(ye)(ye)增(zeng)(zeng)加值(zhi)增(zeng)(zeng)長(chang)5.4%。全(quan)(quan)市(shi)資(zi)質以上總(zong)承包(bao)和專業(ye)(ye)(ye)承包(bao)建(jian)(jian)筑業(ye)(ye)(ye)企業(ye)(ye)(ye)建(jian)(jian)筑業(ye)(ye)(ye)總(zong)產值(zhi)676.09億(yi)(yi)元(yuan)(yuan)，增(zeng)(zeng)長(chang)9.6%；全(quan)(quan)市(shi)建(jian)(jian)筑業(ye)(ye)(ye)增(zeng)(zeng)加值(zhi)324.16億(yi)(yi)元(yuan)(yuan)，增(zeng)(zeng)長(chang)5.3%。全(quan)(quan)年(nian)(nian)固定資(zi)產投資(zi)（不含農戶(hu)）比(bi)(bi)上年(nian)(nian)增(zeng)(zeng)長(chang)9.4%。全(quan)(quan)年(nian)(nian)社會消費(fei)品零售(shou)總(zong)額1594.34億(yi)(yi)元(yuan)(yuan)，比(bi)(bi)上年(nian)(nian)下(xia)(xia)(xia)降2.6%。全(quan)(quan)年(nian)(nian)進出口總(zong)額302.4億(yi)(yi)元(yuan)(yuan)，比(bi)(bi)上年(nian)(nian)下(xia)(xia)(xia)降18.0%。全(quan)(quan)市(shi)民用車(che)輛保(bao)有量達到111.87萬輛，增(zeng)(zeng)長(chang)6.3%。全(quan)(quan)市(shi)郵電業(ye)(ye)(ye)務總(zong)量（按不變(bian)價(jia)計算(suan)）505.42億(yi)(yi)元(yuan)(yuan)，增(zeng)(zeng)長(chang)33.3%。全(quan)(quan)市(shi)接待國(guo)內外游(you)客6479.77萬人次，比(bi)(bi)上年(nian)(nian)下(xia)(xia)(xia)降15.8%。實現(xian)旅游(you)總(zong)收入573.26億(yi)(yi)元(yuan)(yuan)，下(xia)(xia)(xia)降15.7%。