初步核算，2021年(nian)慈(ci)溪市實現(xian)(xian)地區生產總(zong)值(zhi)（GDP）2379.17億(yi)元(yuan)，按可比價計算，比上(shang)年(nian)增(zeng)長(chang)(chang)8.4%，兩年(nian)平(ping)均(jun)增(zeng)長(chang)(chang)6.6%。其中市級(ji)實現(xian)(xian)GDP1616.03億(yi)元(yuan)，增(zeng)長(chang)(chang)9.2%，兩年(nian)平(ping)均(jun)增(zeng)長(chang)(chang)6.5%。全市GDP分產業來看，第一產業實現(xian)(xian)增(zeng)加(jia)值(zhi)60.95億(yi)元(yuan)，增(zeng)長(chang)(chang)2.9%；第二產業實現(xian)(xian)增(zeng)加(jia)值(zhi)1455.33億(yi)元(yuan)，增(zeng)長(chang)(chang)11.4%；第三(san)產業實現(xian)(xian)增(zeng)加(jia)值(zhi)862.89億(yi)元(yuan)，增(zeng)長(chang)(chang)4.5%。三(san)次(ci)產業結(jie)構(gou)為2.5:61.2:36.3。

2021年(nian)(nian)(nian)慈溪(xi)市(shi)實(shi)(shi)現農林牧(mu)漁業總產(chan)值(zhi)92.05億(yi)(yi)元(yuan)(yuan)(yuan)，比上(shang)年(nian)(nian)(nian)增(zeng)長(chang)(chang)4.1%。全(quan)(quan)(quan)年(nian)(nian)(nian)全(quan)(quan)(quan)市(shi)實(shi)(shi)現工業增(zeng)加值(zhi)1357.88億(yi)(yi)元(yuan)(yuan)(yuan)，按可比價計(ji)算，比上(shang)年(nian)(nian)(nian)增(zeng)長(chang)(chang)11.7%。全(quan)(quan)(quan)年(nian)(nian)(nian)全(quan)(quan)(quan)市(shi)230家(jia)資質以上(shang)建筑業企業實(shi)(shi)現總產(chan)值(zhi)193.63億(yi)(yi)元(yuan)(yuan)(yuan)，比上(shang)年(nian)(nian)(nian)增(zeng)長(chang)(chang)30.8%。全(quan)(quan)(quan)年(nian)(nian)(nian)全(quan)(quan)(quan)市(shi)固定(ding)資產(chan)投資比上(shang)年(nian)(nian)(nian)增(zeng)長(chang)(chang)14.6%。全(quan)(quan)(quan)年(nian)(nian)(nian)全(quan)(quan)(quan)市(shi)實(shi)(shi)現社(she)會消(xiao)費(fei)品零售總額700.76億(yi)(yi)元(yuan)(yuan)(yuan)，增(zeng)長(chang)(chang)9.0%。全(quan)(quan)(quan)年(nian)(nian)(nian)全(quan)(quan)(quan)市(shi)實(shi)(shi)現網絡(luo)銷(xiao)售額894.89億(yi)(yi)元(yuan)(yuan)(yuan)，位列(lie)寧波市(shi)首位、浙江省第9位。全(quan)(quan)(quan)年(nian)(nian)(nian)全(quan)(quan)(quan)市(shi)完成自營貨物(wu)進出口總額1158.67億(yi)(yi)元(yuan)(yuan)(yuan)，比上(shang)年(nian)(nian)(nian)增(zeng)長(chang)(chang)17.9%。全(quan)(quan)(quan)年(nian)(nian)(nian)市(shi)級實(shi)(shi)現國內旅(lv)游收入95.02億(yi)(yi)元(yuan)(yuan)(yuan)，比上(shang)年(nian)(nian)(nian)增(zeng)長(chang)(chang)12.1%；國際旅(lv)游收入55.79萬(wan)美元(yuan)(yuan)(yuan)，下降41.9%。接(jie)待國內游客557.11萬(wan)人(ren)次，增(zeng)長(chang)(chang)10.0%；接(jie)待入境(jing)游客0.16萬(wan)人(ren)次，下降36.0%。