Argentina 2025 Midterm Elections: Javier Milei Secures Legislative Victory
The 2025 Argentine midterm elections have concluded, marking a significant political shift as President Javier Milei and his libertarian coalition emerge strengthened. The results indicate a strong public mandate for Milei's economic and political overhaul, providing his administration with critical legislative support in both the lower and upper houses of Congress.
The election process saw the implementation of a single paper ballot, a move approved by the Chamber of Deputies specifically for these midterms to streamline the voting process. Early reports indicated a steady turnout, with approximately 23% of the electorate having cast their votes by noon on election day.
Key Facts
- La Libertad Avanza won 64 seats in the Chamber of Deputies, a gain of 54 seats.
- President Milei's coalition secured 13 seats in the Senate, adding 13 new seats to their total.
- The total voter turnout for the Chamber of Deputies was 24,531,299 votes.
- The total voter turnout for the Senate was 5,565,659 votes.
- Homeland Force remained a significant opposition presence, securing 30 seats in the lower house and 5 in the Senate.
Chamber of Deputies Results
The Chamber of Deputies, the lower house of the Argentine Congress, saw a dramatic realignment. Out of the 257 total seats, 127 were up for election. La Libertad Avanza dominated the results, capturing 40.66% of the vote and securing 64 seats.
While the libertarian coalition surged, other parties experienced varying degrees of decline. Homeland Force secured 33.70% of the vote, resulting in 47 seats, though this represented a slight decrease of one seat. Smaller parties, including the Radical Civic Union and the Socialist Party, saw further reductions in their legislative influence.
Lower House Seat Distribution
| Party | Vote Percentage | Seats Won | Seat Change |
|---|---|---|---|
| La Libertad Avanza | 40.66% | 64 | +54 |
| Homeland Force | 33.70% | 47 | -1 |
| Radical Civic Union | 7.73% | 8 | -16 |
| Other Parties | 17.91% | 8 | -18 |
Senate Election Outcomes
In the Senate, the upper house, 24 of the 72 total seats were contested. La Libertad Avanza achieved a decisive victory here as well, winning 42.01% of the vote and securing 13 seats—all of which were gains for the party.
Homeland Force followed with 36.28% of the vote, securing 9 seats, which marked a loss of 6 seats compared to previous terms. The distribution of Senate seats is heavily influenced by provincial representation, with Buenos Aires and the City of Buenos Aires holding the largest stakes.
Provincial Senate Stakes
The election involved several key provinces. Buenos Aires had the highest number of seats at stake (35), followed by the City of Buenos Aires (5) and Córdoba (9). Other participating provinces included Entre Ríos, La Pampa, La Rioja, Neuquén, Río Negro, San Juan, Santa Fe, Santiago del Estero, and Tierra del Fuego.
Re-election Trends and Party Shifts
The 2025 cycle was characterized by a high number of incumbents choosing not to seek re-election. In the province of Buenos Aires, a significant portion of the Union for the Homeland and PRO representatives opted out of the race. Conversely, several candidates from La Libertad Avanza and the Federal Encounter actively sought to maintain their positions.
The data reveals a fragmented opposition, with various smaller entities like the Libertarian Party and the Workers' Party failing to secure significant seat gains despite maintaining small pockets of voter support.
Frequently Asked Questions
Who won the most seats in the 2025 Argentine midterms?
La Libertad Avanza, the party of President Javier Milei, won the most seats, securing 64 in the Chamber of Deputies and 13 in the Senate.
How many seats were contested in the Chamber of Deputies?
Out of the 257 total seats in the Chamber of Deputies, 127 seats were up for election in 2025.
What was the total voter turnout for the lower house?
The total number of votes cast for the Chamber of Deputies was 24,531,299.
Which province had the most Senate seats at stake?
Buenos Aires had the highest number of Senate seats at stake, with 35 seats being contested.
Did Homeland Force gain or lose influence?
Homeland Force saw a slight decrease in the Chamber of Deputies (losing 1 seat) and a more significant decrease in the Senate (losing 6 seats).