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从1979年到2011年，埃姆斯一直是艾奥瓦稻草投票（英语：Iowa Straw Poll）的举办地点。艾奥瓦稻草投票是共和党的党内投票，通过投票可以看出艾奥瓦共和党（英语：Republican Party of Iowa）党内意见的统一程度。2015年，艾奥瓦稻草投票被最终完全取消。
Press, January 27, 2007 "What Iowa's Straw Poll Tells the GOP （页面存档备份，存于互联网档案馆）" Time Online, August 11, 2007 "Straw poll: Huckabee spent just $58 per
representative adds confusion to Iowa straw poll. The Detroit News. 2011-06-23. Jacobs, Jennifer. McCotter hunts for support in Iowa. The Des Moines Register
California Democrat ditches party and backs Trump: This was the 'final straw'. Fox News. 2024-09-15 [2024-09-16]. （原始内容存档于2024-09-30）. Michael Sainato