▁is ▁believed ▁that ▁the ▁first ▁North ▁American ▁Z oro ast rian ▁Association ▁was ▁formed ▁in ▁ 1 9 2 9 , ▁when ▁a ▁group ▁of ▁seven ▁Z oro ast ri ans ▁in ▁the ▁New ▁York ▁area ▁gathered ▁in ▁one ▁Ph iro ze ▁Sak lat w ala ’ s ▁living ▁room ▁on ▁November ▁ 1 0 , ▁ 1 9 2 9 . ▁ ▁Over view ▁The ▁oldest ▁fire ▁temple ▁in ▁the ▁United ▁States ▁was ▁one ▁purchased ▁by ▁Ar b ab ▁R ust am ▁Gu iv ▁in ▁New ▁Ro ch elle . ▁The ▁most ▁notable ▁fire ▁temple ▁in ▁the ▁United ▁States ▁is ▁the ▁Dar - e - Me hr ▁temple ▁located ▁in ▁Pom ona , ▁New ▁York . ▁It ▁was ▁purchased ▁in ▁ 2 0 0 1 ▁and ▁subsequently ▁purpose - built ▁with ▁Z oro ast rian ▁ten ets ▁and ▁then ▁inaugur ated ▁in ▁April ▁ 2 0 1 6 . ▁ ▁Dem ograph ics ▁In ▁ 2 0 0 6 , ▁The ▁United ▁States ▁had ▁the ▁world ' s ▁third - larg est ▁Z oro ast rian ▁population ▁at ▁six ▁thousand ▁ad her ents . ▁Based ▁on ▁ma iling ▁addresses ▁rather ▁than ▁con greg ations , ▁there ▁are ▁two ▁U . S . ▁count ies ▁where ▁Z oro ast ri ans ▁const itute ▁the ▁second - larg est ▁religion ▁after ▁Christian ity . ▁According ▁to ▁a ▁ 2 0 1 0 ▁census ▁by ▁the ▁Association ▁of ▁Statist icians ▁of ▁American ▁Relig ious ▁Bod ies , ▁there ▁are ▁also ▁two ▁U . S .