根據(ju)地(di)區(qu)生(sheng)(sheng)產總值(zhi)統一核算(suan)結(jie)果，2021年定(ding)海區(qu)實現地(di)區(qu)生(sheng)(sheng)產總值(zhi)(GDP)為605.32億元，按(an)可比(bi)價格計(ji)算(suan)，同(tong)比(bi)增(zeng)(zeng)(zeng)(zeng)長(chang)(chang)6.0%。其中，第一產業增(zeng)(zeng)(zeng)(zeng)加(jia)值(zhi)13.84億元，同(tong)比(bi)增(zeng)(zeng)(zeng)(zeng)長(chang)(chang)9.6%；第二產業增(zeng)(zeng)(zeng)(zeng)加(jia)值(zhi)216.77億元，同(tong)比(bi)增(zeng)(zeng)(zeng)(zeng)長(chang)(chang)10.1%；第三產業增(zeng)(zeng)(zeng)(zeng)加(jia)值(zhi)374.72億元，同(tong)比(bi)增(zeng)(zeng)(zeng)(zeng)長(chang)(chang)3.7%。三次產業比(bi)例為2.3:35.8:61.9。按(an)戶籍(ji)人口計(ji)算(suan)，人均地(di)區(qu)生(sheng)(sheng)產總值(zhi)150739元，約23365美元，同(tong)比(bi)增(zeng)(zeng)(zeng)(zeng)長(chang)(chang)5.6%。

2021年(nian)(nian)定(ding)海(hai)區(qu)(qu)(qu)(qu)(qu)農林牧漁(yu)業(ye)(ye)(ye)(ye)總(zong)產值(zhi)23.68億(yi)元(yuan)(yuan)，同(tong)(tong)(tong)比增(zeng)(zeng)長(chang)11.6%。全(quan)年(nian)(nian)全(quan)區(qu)(qu)(qu)(qu)(qu)156家(jia)規(gui)模以上(shang)工(gong)業(ye)(ye)(ye)(ye)企(qi)業(ye)(ye)(ye)(ye)實(shi)(shi)現(xian)產值(zhi)482.23億(yi)元(yuan)(yuan)，同(tong)(tong)(tong)比增(zeng)(zeng)長(chang)22.5%。年(nian)(nian)末區(qu)(qu)(qu)(qu)(qu)本級具(ju)有資質等級的總(zong)承包和專(zhuan)業(ye)(ye)(ye)(ye)承包建筑業(ye)(ye)(ye)(ye)企(qi)業(ye)(ye)(ye)(ye)94家(jia)，實(shi)(shi)現(xian)建筑業(ye)(ye)(ye)(ye)總(zong)產值(zhi)120.21億(yi)元(yuan)(yuan)，同(tong)(tong)(tong)比增(zeng)(zeng)長(chang)12.7%。全(quan)年(nian)(nian)全(quan)區(qu)(qu)(qu)(qu)(qu)全(quan)社會消費品零售總(zong)額239.27億(yi)元(yuan)(yuan)，同(tong)(tong)(tong)比增(zeng)(zeng)長(chang)8.1%。全(quan)年(nian)(nian)全(quan)區(qu)(qu)(qu)(qu)(qu)完成(cheng)外貿進出口(kou)總(zong)額1224.27億(yi)元(yuan)(yuan)，同(tong)(tong)(tong)比增(zeng)(zeng)長(chang)65.5%。全(quan)區(qu)(qu)(qu)(qu)(qu)實(shi)(shi)現(xian)金融(rong)業(ye)(ye)(ye)(ye)增(zeng)(zeng)加值(zhi)63.18億(yi)元(yuan)(yuan)，同(tong)(tong)(tong)比增(zeng)(zeng)長(chang)7.1%。全(quan)年(nian)(nian)全(quan)區(qu)(qu)(qu)(qu)(qu)共(gong)接待國內(nei)外游客176.97萬人次，實(shi)(shi)現(xian)旅(lv)游總(zong)收(shou)入23.19億(yi)元(yuan)(yuan)。