0 , ▁but ▁with ▁the ▁construction ▁of ▁the ▁V and alia ▁road ▁through ▁town ▁in ▁ 1 8 7 0 - 7 1 ▁it ▁grew ▁quickly ▁and ▁by ▁ 1 8 8 0 ▁had ▁a ▁population ▁of ▁ 6 3 8 . ▁ ▁The ▁Col f ax ▁Car neg ie ▁Library ▁and ▁Rosen berger ▁Building ▁are ▁listed ▁on ▁the ▁National ▁Register ▁of ▁Historic ▁Places . ▁ ▁Geography ▁Col f ax ▁is ▁located ▁at ▁ ▁( 4 0 . 1 9 3 7 8 8 , ▁- 8 6 . 6 6 8 0 8 5 ). ▁ ▁According ▁to ▁the ▁ 2 0 1 0 ▁census , ▁Col f ax ▁has ▁a ▁total ▁area ▁of ▁, ▁all ▁land . ▁ ▁Dem ograph ics ▁▁ 2 0 1 0 ▁census ▁As ▁of ▁the ▁census ▁of ▁ 2 0 1 0 , ▁there ▁were ▁ 6 9 1 ▁people , ▁ 2 6 8 ▁households , ▁and ▁ 1 9 4 ▁families ▁living ▁in ▁the ▁town . ▁The ▁population ▁density ▁was ▁. ▁There ▁were ▁ 3 2 2 ▁housing ▁units ▁at ▁an ▁average ▁density ▁of ▁. ▁The ▁ra cial ▁make up ▁of ▁the ▁town ▁was ▁ 9 6 . 1 % ▁White , ▁ 0 . 4 % ▁African ▁American , ▁ 0 . 7 % ▁Asian , ▁ 0 . 3 % ▁from ▁other ▁races , ▁and ▁ 2 . 5 % ▁from ▁two ▁or ▁more ▁races . ▁His pan ic ▁or ▁Lat ino ▁of ▁any ▁race ▁were ▁ 3 . 2 % ▁of