初步核算，2021年慈(ci)溪(xi)市實現(xian)(xian)地區生產(chan)總值（GDP）2379.17億(yi)元(yuan)，按可比(bi)價計算，比(bi)上年增(zeng)長(chang)(chang)8.4%，兩(liang)年平均增(zeng)長(chang)(chang)6.6%。其中市級實現(xian)(xian)GDP1616.03億(yi)元(yuan)，增(zeng)長(chang)(chang)9.2%，兩(liang)年平均增(zeng)長(chang)(chang)6.5%。全市GDP分產(chan)業(ye)來看，第一(yi)產(chan)業(ye)實現(xian)(xian)增(zeng)加值60.95億(yi)元(yuan)，增(zeng)長(chang)(chang)2.9%；第二產(chan)業(ye)實現(xian)(xian)增(zeng)加值1455.33億(yi)元(yuan)，增(zeng)長(chang)(chang)11.4%；第三(san)產(chan)業(ye)實現(xian)(xian)增(zeng)加值862.89億(yi)元(yuan)，增(zeng)長(chang)(chang)4.5%。三(san)次產(chan)業(ye)結(jie)構為2.5:61.2:36.3。

2021年(nian)(nian)(nian)(nian)慈溪市(shi)實(shi)現(xian)(xian)農林牧漁業(ye)總產(chan)值92.05億元，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)4.1%。全(quan)(quan)(quan)(quan)年(nian)(nian)(nian)(nian)全(quan)(quan)(quan)(quan)市(shi)實(shi)現(xian)(xian)工業(ye)增(zeng)(zeng)(zeng)加值1357.88億元，按可比(bi)(bi)價計算，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)11.7%。全(quan)(quan)(quan)(quan)年(nian)(nian)(nian)(nian)全(quan)(quan)(quan)(quan)市(shi)230家資(zi)質以上(shang)建筑(zhu)業(ye)企業(ye)實(shi)現(xian)(xian)總產(chan)值193.63億元，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)30.8%。全(quan)(quan)(quan)(quan)年(nian)(nian)(nian)(nian)全(quan)(quan)(quan)(quan)市(shi)固定資(zi)產(chan)投資(zi)比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)14.6%。全(quan)(quan)(quan)(quan)年(nian)(nian)(nian)(nian)全(quan)(quan)(quan)(quan)市(shi)實(shi)現(xian)(xian)社(she)會消費品零售總額700.76億元，增(zeng)(zeng)(zeng)長(chang)9.0%。全(quan)(quan)(quan)(quan)年(nian)(nian)(nian)(nian)全(quan)(quan)(quan)(quan)市(shi)實(shi)現(xian)(xian)網絡銷售額894.89億元，位(wei)列寧波市(shi)首位(wei)、浙江省第(di)9位(wei)。全(quan)(quan)(quan)(quan)年(nian)(nian)(nian)(nian)全(quan)(quan)(quan)(quan)市(shi)完成自營貨物進出口(kou)總額1158.67億元，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)17.9%。全(quan)(quan)(quan)(quan)年(nian)(nian)(nian)(nian)市(shi)級(ji)實(shi)現(xian)(xian)國(guo)內旅(lv)游(you)收(shou)入(ru)(ru)95.02億元，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)增(zeng)(zeng)(zeng)長(chang)12.1%；國(guo)際旅(lv)游(you)收(shou)入(ru)(ru)55.79萬美元，下(xia)降(jiang)41.9%。接待國(guo)內游(you)客(ke)557.11萬人次(ci)，增(zeng)(zeng)(zeng)長(chang)10.0%；接待入(ru)(ru)境游(you)客(ke)0.16萬人次(ci)，下(xia)降(jiang)36.0%。