Predictions
St. Louis Cardinals vs Washington Nationals Prediction and Picks, September 20, 2026
On September 20, 2026 our model has run Washington Nationals at St. Louis Cardinals and priced every market it can. Our strongest call is St. Louis Cardinals vs Washington Nationals: Over 0.5 totals 1st 1 innings (-135), which we rate LEAN confidence. We walk through all 6 bets we like in this game below. Everything below is our own number against the price the book is offering, written in plain English with how confident we are in words.
Every bet we like in this game
Brady House (WSN) Under 0.5 Singles (-122)
Odds available at DraftKings at time of publishing
St. Louis Cardinals play Washington Nationals in the MLB. The bet we are looking at is Brady House (WSN) Under 0.5 Singles (-122). That is a Singles bet. It was priced at -122 when we wrote this, so a $10 bet returns $18.20 if it lands. Our model rates this one a lean pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
Nasim Nunez Under 0.5 Hits+Runs+RBIs (+118)
Odds available at DraftKings at time of publishing
St. Louis Cardinals play Washington Nationals in the MLB. The bet we are looking at is Nasim Nunez Under 0.5 Hits+Runs+RBIs (+118). That is a Hits+Runs+RBIs bet. It was priced at +118 when we wrote this, so a $10 bet returns $21.80 if it lands. Our model rates this one a lean pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
Quinn Mathews Under 5.5 Strikeouts (-133)
Odds available at FanDuel at time of publishing
St. Louis Cardinals play Washington Nationals in the MLB. The bet we are looking at is Quinn Mathews Under 5.5 Strikeouts (-133). That is a Strikeouts bet. It was priced at -133 when we wrote this, so a $10 bet returns $17.52 if it lands. Our model rates this one a strong pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
St. Louis Cardinals vs Washington Nationals: Over 0.5 totals 1st 1 innings (-135)
Odds correct at time of publishing
St. Louis Cardinals play Washington Nationals in the MLB. The bet we are looking at is St. Louis Cardinals vs Washington Nationals: Over 0.5 totals 1st 1 innings (-135). That is a totals 1st 1 innings bet. It was priced at -135 when we wrote this, so a $10 bet returns $17.41 if it lands. Our model rates this one a strong pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
St. Louis Cardinals vs Washington Nationals: Washington Nationals -0.5 (+154)
Odds correct at time of publishing
St. Louis Cardinals play Washington Nationals in the MLB. The bet we are looking at is St. Louis Cardinals vs Washington Nationals: Washington Nationals -0.5 (+154). That is a alternate spreads 1st 5 innings bet. It was priced at +154 when we wrote this, so a $10 bet returns $25.40 if it lands. Our model rates this one a long shot. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
St. Louis Cardinals vs Washington Nationals: Washington Nationals h2h 1st 5 innings (+120)
Odds correct at time of publishing
St. Louis Cardinals play Washington Nationals in the MLB. The bet we are looking at is St. Louis Cardinals vs Washington Nationals: Washington Nationals h2h 1st 5 innings (+120). That is a h2h 1st 5 innings bet. It was priced at +120 when we wrote this, so a $10 bet returns $22 if it lands. Our model rates this one a long shot. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
That is the whole read. Every bet above is our own number against the price on the board at the time we wrote this, and the price can move before you get on. Bet what you can afford to lose. If betting stops being fun, take a break.
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