This is a list of close election results on the national level and within administrative divisions. It lists results that have been decided by a margin of less than 1 vote in 1,000 (a margin of less than 0.1 percentage points): single-winner elections where the winning candidate was less than 0.1 ahead of the second-placed candidate, as well as party-list elections where a party was less than 0.1% short of the electoral threshold or two lists that obtained seats are less than 0.1 Percentage points apart. This list is limited to elections in which at least 1,000 votes were cast.
To provide context, the section on "Distribution of elections" shows the distribution of winning margins in different areas. Depending on the area, from 1 in 40 to 1 in 500 election contests is decided by less than 1 vote in 1,000.
According to a 2001 study of state and federal elections in the United States between 1898 and 1992, "one of every 100,000 votes cast in U.S. elections, and one of every 15,000 votes cast in state elections, "mattered" in the sense that they were cast for a candidate that officially tied or won by one vote."
While not an...
Garth Cummings
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