, ▁where ▁the ▁neighborhood ▁takes ▁a ▁jog ▁to ▁the ▁west ▁and ▁draw s ▁its ▁western ▁boundary ▁at ▁Western ▁Avenue , ▁its ▁eastern ▁line ▁at ▁Norm and ie ▁Avenue ▁and ▁its ▁southern ▁border ▁at ▁West ▁Sep ul ved a ▁Bou lev ard . ▁A ▁sout he astern ▁section ▁bounded ▁by ▁ 1 9 2 nd ▁Street ▁on ▁the ▁north , ▁Hamilton ▁Avenue ▁on ▁the ▁east , ▁Del ▁Am o ▁Bou lev ard ▁on ▁the ▁south ▁and ▁rail road ▁tracks ▁on ▁the ▁west ▁includes ▁the ▁Hol iday ▁Inn ▁Har bor ▁Gate way . ▁ ▁Another ▁section ▁between ▁ 1 7 7 th ▁and ▁ 1 8 2 nd ▁Stre ets ▁includes ▁Gard ena ▁High ▁School . ▁ ▁Population ▁A ▁total ▁of ▁ 3 9 , 6 8 8 ▁people ▁lived ▁in ▁Har bor ▁Gate way ' s ▁ 5 . 1 4 ▁square ▁miles , ▁according ▁to ▁the ▁ 2 0 0 0 ▁U . S . ▁census — aver aging ▁ 7 , 7 2 0 ▁people ▁per ▁square ▁mile , ▁about ▁the ▁same ▁population ▁density ▁for ▁the ▁city ▁as ▁a ▁whole . ▁Population ▁was ▁estimated ▁at ▁ 4 2 , 0 0 5 ▁in ▁ 2 0 0 8 . ▁The ▁median ▁age ▁was ▁ 2 7 , ▁young ▁for ▁the ▁city ▁of ▁Los ▁Angeles . ▁The ▁percentage ▁of ▁married ▁women ▁( 5 6 . 2 %) ▁was ▁among ▁the ▁county ' s ▁highest . ▁ ▁Har bor ▁Gate way ▁is ▁considered ▁highly ▁diverse ▁eth n ically , ▁with ▁a ▁divers ity ▁index