Mets vs. Nationals prediction: Why Mets are favored to win Thursday's MLB matchup [5/21/2026]
Get New York Mets vs Washington Nationals predictions for MLB Thursday.

The Washington Nationals will take on the New York Mets, in what is expected to be a tight MLB game, at Nationals Park on Thursday, commencing at 4:05 PM ET.
The Nationals will send Cade Cavalli (2-2, 4.05 ERA) to the mound, up against David Peterson (2-4, 5.40 ERA) for the Mets.
Based on updated simulations, Dimers' proven MLB model gives the Mets a slight edge with a 51% win probability over the Nationals.
This article offers a closer look at Thursday's Mets vs. Nationals matchup, including best bets and picks.
Mets vs. Nationals prediction: Who will win and cover?
Our famous predictive model currently gives the Mets a 51% chance of defeating the Nationals.
According to our model, the Nationals (+1.5) have a 60% chance of covering the run line, while the over/under total of eight runs has a 53% chance of going over.
Mets vs. Nationals odds [5/21/2026]
We have researched the best MLB odds in America for this game, which are listed here:
| Bet Type | Mets | Nationals |
|---|---|---|
| Run Line | -1.5 (+150) | +1.5 (-179) |
| Moneyline | -110 | -106 |
| Total | o8 (-104) | u8 (-124) |
All odds are correct at the time of publication and are subject to change.
Mets vs. Nationals picks and best bet
After matching our predictions against the best available odds, we can reveal our picks for each of the major markets. Plus, find our best bet for the game below:
| Bet Type | Pick | Bet Now |
|---|---|---|
| Run Line | Mets -1.5 | +150 |
| Moneyline | Mets | -110 |
| Total | Over 8 | -104 |
According to our MLB best bets, the top play to make on this game is Over 8 total runs.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Mets vs. Nationals game-day updates and essential details
Thursday's MLB matchup between the Nationals and Mets at Nationals Park is scheduled to start at 4:05 PM ET.
- Who: New York Mets vs. Washington Nationals
- Date: Thursday, May 21, 2026
- Time: 4:05 PM ET/1:05PM PT
- Venue: Nationals Park
Conclusion
We predict the Mets, with a 51% win probability, will likely beat the Nationals in Thursday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
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