初(chu)步核(he)算，2021年(nian)慈(ci)溪市(shi)(shi)實現(xian)(xian)地(di)區(qu)生產總(zong)值(zhi)(zhi)（GDP）2379.17億(yi)元，按可比價計算，比上年(nian)增(zeng)(zeng)長(chang)8.4%，兩年(nian)平均(jun)增(zeng)(zeng)長(chang)6.6%。其中市(shi)(shi)級(ji)實現(xian)(xian)GDP1616.03億(yi)元，增(zeng)(zeng)長(chang)9.2%，兩年(nian)平均(jun)增(zeng)(zeng)長(chang)6.5%。全(quan)市(shi)(shi)GDP分(fen)產業(ye)(ye)來看(kan)，第(di)一產業(ye)(ye)實現(xian)(xian)增(zeng)(zeng)加(jia)值(zhi)(zhi)60.95億(yi)元，增(zeng)(zeng)長(chang)2.9%；第(di)二產業(ye)(ye)實現(xian)(xian)增(zeng)(zeng)加(jia)值(zhi)(zhi)1455.33億(yi)元，增(zeng)(zeng)長(chang)11.4%；第(di)三產業(ye)(ye)實現(xian)(xian)增(zeng)(zeng)加(jia)值(zhi)(zhi)862.89億(yi)元，增(zeng)(zeng)長(chang)4.5%。三次(ci)產業(ye)(ye)結構為2.5:61.2:36.3。

2021年(nian)(nian)慈溪市(shi)(shi)實現(xian)農林牧漁業(ye)總(zong)產值92.05億(yi)(yi)(yi)(yi)元(yuan)，比上(shang)年(nian)(nian)增(zeng)長4.1%。全(quan)(quan)(quan)年(nian)(nian)全(quan)(quan)(quan)市(shi)(shi)實現(xian)工業(ye)增(zeng)加值1357.88億(yi)(yi)(yi)(yi)元(yuan)，按可比價計算，比上(shang)年(nian)(nian)增(zeng)長11.7%。全(quan)(quan)(quan)年(nian)(nian)全(quan)(quan)(quan)市(shi)(shi)230家資質以(yi)上(shang)建筑業(ye)企業(ye)實現(xian)總(zong)產值193.63億(yi)(yi)(yi)(yi)元(yuan)，比上(shang)年(nian)(nian)增(zeng)長30.8%。全(quan)(quan)(quan)年(nian)(nian)全(quan)(quan)(quan)市(shi)(shi)固定資產投資比上(shang)年(nian)(nian)增(zeng)長14.6%。全(quan)(quan)(quan)年(nian)(nian)全(quan)(quan)(quan)市(shi)(shi)實現(xian)社會消(xiao)費品零售總(zong)額(e)(e)700.76億(yi)(yi)(yi)(yi)元(yuan)，增(zeng)長9.0%。全(quan)(quan)(quan)年(nian)(nian)全(quan)(quan)(quan)市(shi)(shi)實現(xian)網絡銷售額(e)(e)894.89億(yi)(yi)(yi)(yi)元(yuan)，位列寧波(bo)市(shi)(shi)首位、浙江省(sheng)第(di)9位。全(quan)(quan)(quan)年(nian)(nian)全(quan)(quan)(quan)市(shi)(shi)完成自(zi)營貨物進出口(kou)總(zong)額(e)(e)1158.67億(yi)(yi)(yi)(yi)元(yuan)，比上(shang)年(nian)(nian)增(zeng)長17.9%。全(quan)(quan)(quan)年(nian)(nian)市(shi)(shi)級實現(xian)國內(nei)(nei)旅游(you)收入(ru)95.02億(yi)(yi)(yi)(yi)元(yuan)，比上(shang)年(nian)(nian)增(zeng)長12.1%；國際旅游(you)收入(ru)55.79萬美元(yuan)，下降41.9%。接待(dai)國內(nei)(nei)游(you)客557.11萬人次，增(zeng)長10.0%；接待(dai)入(ru)境(jing)游(you)客0.16萬人次，下降36.0%。