2021年(nian)常熟市實現地(di)區生(sheng)產(chan)(chan)總值2672.04億元(yuan)，按可比(bi)價(jia)計算(suan)比(bi)上(shang)年(nian)增長9.2%。其中：第(di)(di)一產(chan)(chan)業增加(jia)值39.68億元(yuan)，比(bi)上(shang)年(nian)增長0.5%；第(di)(di)二產(chan)(chan)業增加(jia)值1341.71億元(yuan)，增長10.2%；第(di)(di)三產(chan)(chan)業增加(jia)值1290.65億元(yuan)，增長8.5%。三次產(chan)(chan)業比(bi)例調整為1.49：50.21：48.30。按常住(zhu)人口計算(suan)，人均(jun)地(di)區生(sheng)產(chan)(chan)總值158889元(yuan)。

2021年(nian)(nian)(nian)(nian)(nian)(nian)常熟市糧食總(zong)產(chan)(chan)(chan)量(liang)23.47萬噸，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)增(zeng)長(chang)(chang)1.4%。全年(nian)(nian)(nian)(nian)(nian)(nian)實(shi)現(xian)規模以上(shang)工(gong)業(ye)(ye)總(zong)產(chan)(chan)(chan)值4527.77億元(yuan)(yuan)(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)增(zeng)長(chang)(chang)22.5%。全年(nian)(nian)(nian)(nian)(nian)(nian)資(zi)質以上(shang)總(zong)承(cheng)包(bao)和專(zhuan)業(ye)(ye)承(cheng)包(bao)建筑(zhu)業(ye)(ye)企(qi)業(ye)(ye)實(shi)現(xian)建筑(zhu)業(ye)(ye)總(zong)產(chan)(chan)(chan)值218.99億元(yuan)(yuan)(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)增(zeng)長(chang)(chang)9.9%；竣(jun)工(gong)產(chan)(chan)(chan)值170.91億元(yuan)(yuan)(yuan)，增(zeng)長(chang)(chang)10.3%。全年(nian)(nian)(nian)(nian)(nian)(nian)完(wan)成(cheng)固定資(zi)產(chan)(chan)(chan)投資(zi)704.09億元(yuan)(yuan)(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)增(zeng)長(chang)(chang)11.6%。全年(nian)(nian)(nian)(nian)(nian)(nian)完(wan)成(cheng)房地產(chan)(chan)(chan)開發投資(zi)292.89億元(yuan)(yuan)(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)增(zeng)長(chang)(chang)22.7%。全年(nian)(nian)(nian)(nian)(nian)(nian)實(shi)現(xian)社會(hui)消(xiao)費品零售總(zong)額1214.22億元(yuan)(yuan)(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)增(zeng)長(chang)(chang)17.7%。全年(nian)(nian)(nian)(nian)(nian)(nian)新增(zeng)注冊外(wai)資(zi)13.36億美(mei)元(yuan)(yuan)(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)下降54.8%。全年(nian)(nian)(nian)(nian)(nian)(nian)實(shi)現(xian)進出口總(zong)額237.84億美(mei)元(yuan)(yuan)(yuan)，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)增(zeng)長(chang)(chang)24.3%。全年(nian)(nian)(nian)(nian)(nian)(nian)接待境內(nei)游(you)客1437.73萬人次，比(bi)(bi)上(shang)年(nian)(nian)(nian)(nian)(nian)(nian)增(zeng)長(chang)(chang)2.5%；實(shi)現(xian)旅游(you)收入293.13億元(yuan)(yuan)(yuan)，增(zeng)長(chang)(chang)1.1%。