根據地(di)區生(sheng)產(chan)(chan)總值統一核算初步結果(guo)，2021年內江市地(di)區生(sheng)產(chan)(chan)總值（GDP）1605.53億元(yuan)(yuan)，按可(ke)比價格計算，比上年增(zeng)(zeng)長(chang)8.5%。其(qi)中，第(di)一產(chan)(chan)業增(zeng)(zeng)加值277.07億元(yuan)(yuan)，增(zeng)(zeng)長(chang)6.9%；第(di)二產(chan)(chan)業增(zeng)(zeng)加值526.63億元(yuan)(yuan)，增(zeng)(zeng)長(chang)6.5%；第(di)三(san)產(chan)(chan)業增(zeng)(zeng)加值801.83億元(yuan)(yuan)，增(zeng)(zeng)長(chang)10.4%。三(san)次產(chan)(chan)業結構由(you)上年的18.4:32.7:48.9調整(zheng)為17.3:32.8:49.9。

2021年(nian)(nian)(nian)，內江市糧食作物(wu)播種面積31.29萬公頃(qing)，比(bi)(bi)上(shang)年(nian)(nian)(nian)增(zeng)長0.5%。全(quan)(quan)年(nian)(nian)(nian)糧食總(zong)(zong)產量174.63萬噸，比(bi)(bi)上(shang)年(nian)(nian)(nian)增(zeng)長1.4%。年(nian)(nian)(nian)末規(gui)模以上(shang)工業(ye)企業(ye)戶(hu)(hu)數419戶(hu)(hu)，規(gui)模以上(shang)工業(ye)增(zeng)加(jia)值比(bi)(bi)上(shang)年(nian)(nian)(nian)增(zeng)長9.9%。年(nian)(nian)(nian)末有(you)資(zi)質等級的總(zong)(zong)承包(bao)和專業(ye)承包(bao)建(jian)筑企業(ye)147戶(hu)(hu)，建(jian)筑業(ye)總(zong)(zong)產值比(bi)(bi)上(shang)年(nian)(nian)(nian)增(zeng)長12.6%。全(quan)(quan)年(nian)(nian)(nian)全(quan)(quan)社(she)會(hui)固定資(zi)產投資(zi)比(bi)(bi)上(shang)年(nian)(nian)(nian)增(zeng)長11.5%。全(quan)(quan)年(nian)(nian)(nian)實現(xian)社(she)會(hui)消費品零(ling)售總(zong)(zong)額660.51億(yi)元(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)增(zeng)長18.2%。全(quan)(quan)年(nian)(nian)(nian)實現(xian)外貿進出口總(zong)(zong)額4.60億(yi)美元(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)增(zeng)長59.9%。