根據地(di)區生(sheng)產(chan)總值(zhi)統(tong)一(yi)(yi)核算初步結果(guo)，2021年內江市地(di)區生(sheng)產(chan)總值(zhi)（GDP）1605.53億元，按可比(bi)價格計算，比(bi)上(shang)年增(zeng)(zeng)長(chang)(chang)8.5%。其中，第(di)一(yi)(yi)產(chan)業增(zeng)(zeng)加(jia)值(zhi)277.07億元，增(zeng)(zeng)長(chang)(chang)6.9%；第(di)二產(chan)業增(zeng)(zeng)加(jia)值(zhi)526.63億元，增(zeng)(zeng)長(chang)(chang)6.5%；第(di)三(san)產(chan)業增(zeng)(zeng)加(jia)值(zhi)801.83億元，增(zeng)(zeng)長(chang)(chang)10.4%。三(san)次產(chan)業結構由上(shang)年的(de)18.4:32.7:48.9調(diao)整為17.3:32.8:49.9。

2021年(nian)(nian)(nian)，內江(jiang)市糧食作物播種面(mian)積(ji)31.29萬公頃(qing)，比上(shang)年(nian)(nian)(nian)增(zeng)(zeng)長0.5%。全(quan)(quan)(quan)年(nian)(nian)(nian)糧食總(zong)(zong)產量(liang)174.63萬噸，比上(shang)年(nian)(nian)(nian)增(zeng)(zeng)長1.4%。年(nian)(nian)(nian)末規模(mo)以上(shang)工業(ye)企(qi)業(ye)戶數419戶，規模(mo)以上(shang)工業(ye)增(zeng)(zeng)加值比上(shang)年(nian)(nian)(nian)增(zeng)(zeng)長9.9%。年(nian)(nian)(nian)末有資(zi)(zi)質(zhi)等級的總(zong)(zong)承包(bao)和專業(ye)承包(bao)建(jian)筑企(qi)業(ye)147戶，建(jian)筑業(ye)總(zong)(zong)產值比上(shang)年(nian)(nian)(nian)增(zeng)(zeng)長12.6%。全(quan)(quan)(quan)年(nian)(nian)(nian)全(quan)(quan)(quan)社會固定資(zi)(zi)產投(tou)資(zi)(zi)比上(shang)年(nian)(nian)(nian)增(zeng)(zeng)長11.5%。全(quan)(quan)(quan)年(nian)(nian)(nian)實現(xian)(xian)社會消費品零售總(zong)(zong)額(e)660.51億元，比上(shang)年(nian)(nian)(nian)增(zeng)(zeng)長18.2%。全(quan)(quan)(quan)年(nian)(nian)(nian)實現(xian)(xian)外貿進出口總(zong)(zong)額(e)4.60億美元，比上(shang)年(nian)(nian)(nian)增(zeng)(zeng)長59.9%。