Richland terletak di{{Coord|41|11|6|N|91|59|38|W|type:city}} (41.184899, -91.993871).<ref name="GR1">{{Cite web|date=2011-02-12|title=US Gazetteer files: 2010, 2000, and 1990|url=https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html|publisher=[[United States Census Bureau]]|access-date=2011-04-23}}</ref> Menurut [[Biro Sensus Amerika Serikat]], kota ini memiliki luas total {{Convert|0.77|sqmi|sqkm|2}} semuanya dataran.<ref name="Gazetteer files">{{Cite web|title=US Gazetteer files 2010|url=https://www.census.gov/geo/www/gazetteer/files/Gaz_places_national.txt|publisher=[[United States Census Bureau]]|archive-url=https://web.archive.org/web/20120125061959/http://www.census.gov/geo/www/gazetteer/files/Gaz_places_national.txt|archive-date=January 25, 2012|access-date=2012-05-11|url-status=dead}}</ref>
