» City-Data.com: Marathon, Iowa    Profiles housing, population demographics, jobs, weather and climate tables. Includes a list of area hospitals, schools, airports, radio and TV broadcast stations, charts and maps.    http://www.city-data.com/city/Marathon-Iowa.html

» Weather Underground: Marathon, Iowa    Active advisories, if any. Current conditions, five-day forecast, local radar and satellite.    http://www.wunderground.com/US/IA/Marathon.html

» Wikipedia: Marathon, Iowa    Encyclopedia article presents geography and demographics of this community in Buena Vista County.    http://en.wikipedia.org/wiki/Marathon,_Iowa