2021年，吳江(jiang)區實(shi)現地區生產總(zong)值2224.53億(yi)元，按(an)可比價(jia)計算，比上年同(tong)期增(zeng)(zeng)(zeng)長8.0%。其中(zhong)，第(di)(di)一產業(ye)(ye)(ye)實(shi)現增(zeng)(zeng)(zeng)加(jia)(jia)值37.34億(yi)元，增(zeng)(zeng)(zeng)長1.5%；第(di)(di)二產業(ye)(ye)(ye)實(shi)現增(zeng)(zeng)(zeng)加(jia)(jia)值1160.01億(yi)元，增(zeng)(zeng)(zeng)長10.8%，其中(zhong)工業(ye)(ye)(ye)實(shi)現增(zeng)(zeng)(zeng)加(jia)(jia)值1072.71億(yi)元，增(zeng)(zeng)(zeng)長11.8%；第(di)(di)三產業(ye)(ye)(ye)實(shi)現增(zeng)(zeng)(zeng)加(jia)(jia)值1027.18億(yi)元，增(zeng)(zeng)(zeng)長5.3%。三次產業(ye)(ye)(ye)結(jie)構比為1.7:52.1:46.2，第(di)(di)二產業(ye)(ye)(ye)占比較去年提升2.2個百分點。

2021年吳(wu)江區實(shi)現農林牧漁(yu)業(ye)總(zong)(zong)產(chan)值63.42億(yi)(yi)元，按可比(bi)價計算，同(tong)比(bi)增(zeng)長(chang)(chang)2.4%。全(quan)(quan)年全(quan)(quan)部工業(ye)總(zong)(zong)產(chan)值首超5000億(yi)(yi)元，其中，完(wan)成規(gui)模以(yi)上工業(ye)總(zong)(zong)產(chan)值4390.40億(yi)(yi)元，增(zeng)長(chang)(chang)19.0%。全(quan)(quan)區資質以(yi)上建(jian)筑(zhu)業(ye)企(qi)業(ye)172家（指具有資質等級的總(zong)(zong)承(cheng)包(bao)和(he)專業(ye)承(cheng)包(bao)建(jian)筑(zhu)業(ye)企(qi)業(ye)，不含勞務分包(bao)企(qi)業(ye)），全(quan)(quan)年完(wan)成建(jian)筑(zhu)業(ye)總(zong)(zong)產(chan)值162.83億(yi)(yi)元，增(zeng)長(chang)(chang)18.0%。全(quan)(quan)年完(wan)成全(quan)(quan)社會(hui)固定資產(chan)投資646.07億(yi)(yi)元，增(zeng)長(chang)(chang)10.1%。全(quan)(quan)年實(shi)現房地(di)產(chan)開發投資334.59億(yi)(yi)元，增(zeng)長(chang)(chang)5.8%。全(quan)(quan)年實(shi)現社會(hui)消(xiao)費品零售總(zong)(zong)額720.12億(yi)(yi)元，增(zeng)長(chang)(chang)16.6%。全(quan)(quan)年實(shi)現進(jin)出(chu)口總(zong)(zong)額264.80億(yi)(yi)美元，增(zeng)長(chang)(chang)22.2%。全(quan)(quan)年實(shi)現旅(lv)(lv)游總(zong)(zong)收入282.21億(yi)(yi)元，增(zeng)長(chang)(chang)71.8%，國內旅(lv)(lv)游接(jie)待人數達2402.58萬(wan)人次，接(jie)待入境過(guo)夜旅(lv)(lv)游人數0.67萬(wan)人次，旅(lv)(lv)游外(wai)匯收入900萬(wan)美元。