Compare countries in the Americas

How do the countries in the Americas rank on each measure?

As of 4 November 2026, we rank 5 countries in the Americas on turnout, the largest party's share of the vote and its share of the seats.

A rank here is a place among the 5 countries of the Americas with a result in our data, not among all countries.

Turnout

The ballots cast, blank and invalid ones included, as a share of the registered voters. 3 of 5 countries have a figure.

Rank	Country	Election	Turnout, %
1	Uruguay	2024 general election	89.6
2	Brazil	2022 general election	79.2
3	Argentina	2023 general election	75.7

Vote share

The largest party's share of the valid votes. The largest party is the one with the most seats where the chamber's seats are in our data, else the one with the most votes, and parties that stand together, such as CDU and CSU, count as one. 5 of 5 countries have a figure.

Rank	Country	Election	Largest party	Vote share, %
1	United States	2024 House of Representatives election	Republican Party	49.8
2	Uruguay	2024 general election	Broad Front	46.1
3	Argentina	2023 general election	Unión por la Patria	33.5
4	Canada	2021 federal election	Liberal Party of Canada	32.7
5	Brazil	2022 general election	Liberal Party	16.6

Seat share

The largest party's share of the chamber's seats, for the countries whose result counts the whole chamber. 2 of 5 countries have a figure.

Rank	Country	Election	Largest party	Seats	Seat share, %
1	United States	2024 House of Representatives election	Republican Party	220 of 435	50.6
2	Canada	2021 federal election	Liberal Party of Canada	160 of 338	47.3

Each country is shown at its latest national parliament election in our data, so the dates differ. A rank is a place on one measure, not a verdict on an election.