1 1 9 . 3 2 3 0 0 3 ). ▁It ▁is ▁border ed ▁to ▁the ▁east ▁by ▁a ▁northern ▁extension ▁of ▁the ▁city ▁limits ▁of ▁Mos es ▁Lake , ▁and ▁to ▁the ▁south ▁by ▁the ▁Cas cade ▁Valley ▁CD P . ▁The ▁Mos es ▁Lake ▁North ▁CD P ▁contains ▁much ▁of ▁the ▁land ▁previously ▁occupied ▁by ▁Lar son ▁Air ▁Force ▁Base , ▁including ▁the ▁terminal ▁and ▁run ways ▁of ▁Grant ▁County ▁International ▁Airport ▁and ▁former ▁base ▁housing . ▁ ▁Washington ▁State ▁Route ▁ 1 7 ▁runs ▁along ▁the ▁western ▁edge ▁of ▁the ▁CD P , ▁leading ▁south ▁into ▁dow nt own ▁Mos es ▁Lake ▁and ▁north west ▁ ▁to ▁E phr ata . ▁ ▁According ▁to ▁the ▁United ▁States ▁Census ▁Bureau , ▁the ▁CD P ▁has ▁a ▁total ▁area ▁of ▁, ▁all ▁of ▁it ▁land . ▁ ▁Big ▁B end ▁Community ▁College ▁is ▁in ▁the ▁CD P ▁near ▁the ▁Grant ▁County ▁Airport ▁terminal . ▁ ▁Dem ograph ics ▁As ▁of ▁the ▁census ▁of ▁ 2 0 0 0 , ▁there ▁were ▁ 4 , 2 3 2 ▁people , ▁ 1 , 1 5 1 ▁households , ▁and ▁ 9 2 6 ▁families ▁res iding ▁in ▁the ▁CD P . ▁The ▁population ▁density ▁was ▁ 6 8 9 . 4 ▁people ▁per ▁square ▁mile ▁( 2 6 6 . 1 / km 2 ). ▁There ▁were ▁ 1 , 2 7 8 ▁housing ▁units ▁at ▁an ▁average ▁density ▁of ▁ 8 0 . 4 / km ² ▁( 2 0 8