根據地區(qu)生(sheng)產(chan)總(zong)值(zhi)統一(yi)初步核算，2020年(nian)嘉興市生(sheng)產(chan)總(zong)值(zhi)（GDP）5509.52億(yi)元(yuan)，比上年(nian)增(zeng)(zeng)(zeng)(zeng)(zeng)長3.5%。其中，第一(yi)產(chan)業(ye)(ye)增(zeng)(zeng)(zeng)(zeng)(zeng)加(jia)值(zhi)124.18億(yi)元(yuan)，增(zeng)(zeng)(zeng)(zeng)(zeng)長1.8%；第二產(chan)業(ye)(ye)增(zeng)(zeng)(zeng)(zeng)(zeng)加(jia)值(zhi)2861.09 億(yi)元(yuan)，增(zeng)(zeng)(zeng)(zeng)(zeng)長2.8%；第三產(chan)業(ye)(ye)增(zeng)(zeng)(zeng)(zeng)(zeng)加(jia)值(zhi)2524.25億(yi)元(yuan)，增(zeng)(zeng)(zeng)(zeng)(zeng)長4.3%。三次產(chan)業(ye)(ye)增(zeng)(zeng)(zeng)(zeng)(zeng)加(jia)值(zhi)結構為2.3:51.9:45.8。

2020年(nian)嘉(jia)興市完成農林牧漁業增(zeng)(zeng)(zeng)加值(zhi)134.56億元，比(bi)上(shang)(shang)年(nian)增(zeng)(zeng)(zeng)長2.1%。2020年(nian)，嘉(jia)興市工業增(zeng)(zeng)(zeng)加值(zhi)2560.40億元，比(bi)上(shang)(shang)年(nian)增(zeng)(zeng)(zeng)長3.9%，占全市生產(chan)總(zong)值(zhi)的46.5%。2020年(nian)，嘉(jia)興市固定資(zi)(zi)產(chan)投資(zi)(zi)比(bi)上(shang)(shang)年(nian)增(zeng)(zeng)(zeng)長3.0%。2020年(nian)，嘉(jia)興市社(she)會(hui)消費品零售(shou)總(zong)額(e)2141.11億元，比(bi)上(shang)(shang)年(nian)下降(jiang)2.3%。2020年(nian)，嘉(jia)興市外貿進(jin)出口總(zong)額(e)3052.32億元，進(jin)出口總(zong)額(e)首次邁(mai)上(shang)(shang)3000億元大(da)關，比(bi)上(shang)(shang)年(nian)增(zeng)(zeng)(zeng)長7.8%。2020年(nian)嘉(jia)興市接待海內外游客1.01億人次，旅游總(zong)收入(ru)1172.60億元，分別比(bi)上(shang)(shang)年(nian)下降(jiang)16.0%和 17.6%。