<p>The <a href="https://en.wikipedia.org/wiki/Poll_tax_in_the_United_States" class="extiw" title="en:Poll tax in the United States">en:Poll tax in the United States</a> from 1868–1966 by state.  The poll tax in pre-Civil War times is not included, as it was a quite different policy despite bearing the same name.
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<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#ff5e00;color:#202122;text-align:center;"> </div> Poll tax</div>
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#ff0000;color:#202122;text-align:center;"> </div> Cumulative poll tax</div>
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background:#7d7d7d;color:#202122;text-align:center;"> </div> No poll tax</div>
<p><a href="//commons.wikimedia.org/wiki/User:SnowFire" title="User:SnowFire">SnowFire</a> (<a href="//commons.wikimedia.org/wiki/User_talk:SnowFire" title="User talk:SnowFire"><span class="signature-talk">talk</span></a>)
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<ul><li>Based on <a href="//commons.wikimedia.org/wiki/File:USA_location_map.svg" title="File:USA location map.svg">USA_location_map.svg</a>: <a href="//commons.wikimedia.org/wiki/User:NordNordWest" title="User:NordNordWest">NordNordWest</a></li></ul>
CC BY-SA 3.0
<p>Data from:
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<ul><li>V.O. Key, Jr., Southern Politics in State and Nation (New York: Alfred A. Knopf, 1949).</li>
<li>J. Morgan Kousser, The Shaping of Southern Politics: Suffrage Restriction and the Establishment of the One-Party South, 1880-1910 (New Haven, Connecticut: Yale University Press, 1974).</li></ul><p>Map based off of a crop and recoloring of the cyndrilical projection:
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<ul><li><a href="//commons.wikimedia.org/wiki/File:USA_location_map.svg" title="File:USA location map.svg">USA_location_map.svg</a></li></ul>