2021年，龍口市地區生產(chan)總值(zhi)（GDP）1236.6億(yi)(yi)元(yuan)，可比增(zeng)(zeng)(zeng)長9.6%；其中：第(di)一產(chan)業增(zeng)(zeng)(zeng)加(jia)(jia)值(zhi)40.68億(yi)(yi)元(yuan)，可比增(zeng)(zeng)(zeng)長8.3%；第(di)二(er)產(chan)業增(zeng)(zeng)(zeng)加(jia)(jia)值(zhi)600.98億(yi)(yi)元(yuan)，同(tong)比增(zeng)(zeng)(zeng)長10.2%；第(di)三產(chan)業增(zeng)(zeng)(zeng)加(jia)(jia)值(zhi)594.98億(yi)(yi)元(yuan)，可比增(zeng)(zeng)(zeng)長9.2%。一、二(er)、三產(chan)業結構比為3.3:48.6:48.1。

2021年(nian)(nian)(nian)龍口(kou)(kou)市糧食總(zong)(zong)產(chan)10.0萬(wan)噸(dun)，比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增加0.57萬(wan)噸(dun)。糧食作物(wu)總(zong)(zong)播(bo)種面(mian)積15325公頃(qing)，比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增加901公頃(qing)。全(quan)(quan)市規模以上(shang)(shang)工(gong)業(ye)(ye)企業(ye)(ye)營業(ye)(ye)收入1149.7億(yi)元，比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增長(chang)(chang)4.6%；增加值比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增長(chang)(chang)18.5%；利(li)潤38.0億(yi)元，比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增長(chang)(chang)5.1%。全(quan)(quan)市固定資(zi)產(chan)投資(zi)比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增長(chang)(chang)13.0%。全(quan)(quan)年(nian)(nian)(nian)房地產(chan)開(kai)發投資(zi)31.6億(yi)元，商品房銷(xiao)售(shou)(shou)面(mian)積132.5萬(wan)平(ping)方米。全(quan)(quan)市建筑業(ye)(ye)總(zong)(zong)產(chan)值61.8億(yi)元，比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增長(chang)(chang)9.4%。全(quan)(quan)年(nian)(nian)(nian)社會消費品零售(shou)(shou)總(zong)(zong)額359.5億(yi)元，比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增長(chang)(chang)16.0%。全(quan)(quan)市合同項目數36個；實際到賬外(wai)資(zi)2.4億(yi)美元，比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增長(chang)(chang)21.2%；出口(kou)(kou)總(zong)(zong)額238.8億(yi)元，比(bi)(bi)(bi)上(shang)(shang)年(nian)(nian)(nian)增長(chang)(chang)22.5%。