▁over ▁to ▁resident ial ▁develop ments , ▁with ▁the ▁number ▁of ▁far ms ▁dw ind ling ▁each ▁year . ▁ ▁The ▁town ▁is ▁the ▁county ▁seat ▁of ▁Prince ▁George ' s ▁County . ▁Loc ated ▁within ▁the ▁town ▁are ▁the ▁Prince ▁George ' s ▁County ▁Cour th ouse , ▁County ▁Administration ▁Building , ▁the ▁Board ▁of ▁Education , ▁and ▁the ▁headquarters ▁of ▁the ▁Prince ▁George ' s ▁County ▁Sher iff ' s ▁Office . ▁The ▁town ' s ▁atmosphere ▁is ▁remark ably ▁different , ▁depending ▁on ▁the ▁time ▁of ▁day . ▁ ▁Prince ▁George ' s ▁County ▁cour th ouse ▁The ▁cour th ouse ▁has ▁been ▁a ▁critical ▁part ▁of ▁the ▁town ▁since ▁it ▁became ▁the ▁county ▁seat ▁in ▁ 1 7 2 1 . ▁Since ▁then , ▁the ▁cour th ouse ▁in ▁Upper ▁Mar l bor o ▁has ▁seen ▁many ▁changes . ▁Between ▁ 1 7 9 8 ▁and ▁ 1 8 0 1 , ▁a ▁new ▁cour th ouse ▁was ▁constructed ▁on ▁the ▁site ▁of ▁the ▁old ▁one . ▁The ▁cour th ouse ▁was ▁again ▁re built ▁in ▁the ▁ 1 8 8 0 s . ▁ ▁In ▁ 1 9 3 9 , ▁the ▁cour th ouse ▁was ▁substantial ly ▁expanded ▁and ▁re built . ▁During ▁this ▁time , ▁the ▁building ▁gained ▁its ▁famous ▁stone ▁I onic ▁columns . ▁According ▁to ▁county ▁historian ▁Susan ▁Pear l , ▁" They ▁wanted ▁the ▁ne o - class ic ▁Georg ian ▁university ▁campus ▁building , ▁and ▁that ' s ▁what ▁they ▁got ."