Washington Nationals defeat St. Louis Cardinals 9-1: Recap & Betting Results

Fri, Sep 18, 2026 · MLB · Washington Nationals 9, St. Louis Cardinals 1

The Washington Nationals beat the St. Louis Cardinals 9-1 on Friday, September 18, 2026, at Busch Stadium. The Washington Nationals covered the run line as 1.5-run favorites. The game went over the closing total of 7.5, with 10 runs combined. AiQ's player props in this game went 52-47.

Washington Nationals vs. St. Louis Cardinals final score and game recap

The Washington Nationals scored 4 runs in the third inning, the most by either team in an inning. They led 8-0 after five innings. The rest of the way was even at 1-1.

The leading performers, from the box score:

Who covered the spread in Washington Nationals vs. St. Louis Cardinals?

The Washington Nationals covered the run line as 1.5-run favorites, winning by 8 runs.

Did Washington Nationals vs. St. Louis Cardinals go over or under the total?

The game went over: 10 runs combined against a closing total of 7.5, over by 2.5.

How did AiQ's Washington Nationals vs. St. Louis Cardinals predictions do?

AiQ's player props in this game went 52-47.

Washington Nationals vs. St. Louis Cardinals player prop results

AiQ's player prop picks went 52-47 in this game.

Washington Nationals vs. St. Louis Cardinals game prop results: first five innings and team totals

AiQ does not pick game props. This is how the sportsbook markets settled.

Washington Nationals vs. St. Louis Cardinals odds: sportsbook value and line movement

Shortly before the start, the consensus moneyline had the Washington Nationals at -112 and the St. Louis Cardinals at -106. With the bookmaker's margin removed, that made the Washington Nationals a 51% favorite. The Washington Nationals won as the favorite at -112: $89.29 profit on a $100 bet.

This result left the Washington Nationals 72-82 in the 2026 regular season (37-41 at home, 35-41 away or at neutral sites). Against the run line, they covered in 85 of 153 games with a closing line on file. Their games went over the closing total 80 times and under 65 times, with 8 pushes.

This result left the St. Louis Cardinals 75-79 in the 2026 regular season (37-42 at home, 38-37 away or at neutral sites). Against the run line, they covered in 83 of 153 games with a closing line on file. Their games went over the closing total 71 times and under 74 times, with 8 pushes. That made it three straight losses for the St. Louis Cardinals.

What's next for Washington Nationals and St. Louis Cardinals?

Next for the Washington Nationals: at the St. Louis Cardinals on Saturday, September 19, 2026. Next for the St. Louis Cardinals: the Washington Nationals at home on Saturday, September 19, 2026.