Qu aker ▁schools ▁in ▁Pennsylvania ▁Category : Fran k ford , ▁Philadelphia <0x0A> </s> ▁Th under R idge ▁High ▁School ▁( TR HS ) ▁is ▁a ▁public ▁high ▁school ▁serving ▁the ▁nin th ▁through ▁tw elf th ▁grade ▁in ▁High lands ▁R anch , ▁Colorado . ▁United ▁States . ▁It ▁is ▁part ▁of ▁the ▁Douglas ▁County ▁School ▁District . ▁It ▁was ▁established ▁in ▁ 1 9 9 6 ▁and ▁has ▁approximately ▁ 2 0 0 0 ▁students ▁. ▁ ▁Athletics ▁ ▁Th under R idge ▁High ▁School ▁opened ▁in ▁ 1 9 9 6 ▁and ▁began ▁vars ity ▁athlet ic ▁competition ▁in ▁the ▁ 1 9 9 8 – 1 9 9 9 ▁school ▁year . ▁ ▁TR HS ▁compet es ▁at ▁the ▁ 5 A ▁level ▁in ▁all ▁athlet ic ▁sports . ▁Th under R idge ▁has ▁won ▁ 2 0 ▁state ▁champion ships ▁in ▁various ▁sports . ▁They ▁have ▁an ▁athlet ic ▁rival ry ▁with ▁Mountain ▁V ista ▁High ▁School . ▁ ▁Basketball ▁ ▁The ▁girls ' ▁basketball ▁team ▁has ▁won ▁four ▁state ▁champion ships . ▁In ▁ 2 0 0 3 ▁both ▁the ▁boys ' ▁and ▁girls ' ▁teams ▁won ▁the ▁state ▁championship ▁at ▁the ▁Pe psi ▁Center ▁in ▁Den ver , ▁Colorado . ▁ ▁Football ▁ ▁The ▁Th under R idge ▁football ▁team ▁competed ▁in ▁ 4 A ▁football ▁until ▁the ▁ 2 0 0 7 ▁season ▁and ▁now ▁compet es ▁in ▁a ▁ 5 A ▁schedule . ▁They ▁have ▁won ▁three ▁state ▁titles , ▁in ▁ 2 0