▁Iowa , ▁United ▁States . ▁The ▁population ▁was ▁ 1 8 8 ▁at ▁the ▁ 2 0 1 0 ▁census . ▁ ▁History ▁Gra vity ▁got ▁its ▁start ▁in ▁the ▁year ▁ 1 8 8 1 , ▁following ▁construction ▁of ▁the ▁rail road ▁through ▁the ▁territory . ▁It ▁was ▁incorpor ated ▁in ▁ 1 8 8 3 . ▁The ▁origin ▁of ▁the ▁name ▁" G rav ity " ▁is ▁obsc ure . ▁ ▁Geography ▁Gra vity ▁is ▁located ▁at ▁ ▁( 4 0 . 7 5 9 0 9 6 , ▁- 9 4 . 7 4 4 2 2 1 ), ▁along ▁the ▁Middle ▁F ork ▁One ▁H undred ▁and ▁Two ▁River . ▁ ▁According ▁to ▁the ▁United ▁States ▁Census ▁Bureau , ▁the ▁city ▁has ▁a ▁total ▁area ▁of ▁, ▁all ▁land . ▁ ▁Gra vity ▁is ▁located ▁north ▁of ▁Bed ford ▁on ▁Iowa ▁Highway ▁ 1 4 8 . ▁ ▁Dem ograph ics ▁▁ 2 0 1 0 ▁census ▁As ▁of ▁the ▁census ▁of ▁ 2 0 1 0 , ▁there ▁were ▁ 1 8 8 ▁people , ▁ 8 2 ▁households , ▁and ▁ 5 3 ▁families ▁living ▁in ▁the ▁city . ▁The ▁population ▁density ▁was ▁. ▁There ▁were ▁ 1 0 3 ▁housing ▁units ▁at ▁an ▁average ▁density ▁of ▁. ▁The ▁ra cial ▁make up ▁of ▁the ▁city ▁was ▁ 9 9 . 5 % ▁White ▁and ▁ 0 . 5 % ▁from ▁other ▁races . ▁His pan ic ▁or ▁Lat ino ▁of ▁any ▁race ▁were ▁ 1 .