Mets vs Nationals Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 20

Odds updated as of 6:13 p.m.

The Wednesday slate in MLB includes a matchup between the New York Mets and the Washington Nationals.

Here's everything you need to know before checking out today's MLB odds and spreads on FanDuel Sportsbook.

Mets vs Nationals Game Info

• New York Mets (67-58) vs. Washington Nationals (50-75)
• Date: Wednesday, August 20, 2025
• Time: 6:45 p.m. ET
• Venue: Nationals Park -- Washington, District of Columbia
• Coverage: MASN and SNY

Mets vs Nationals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: NYM: (-172) | WSH: (+144)
• Spread: NYM: -1.5 (-104) | WSH: +1.5 (-115)
• Total: 9 -- Over: (-110) | Under: (-110)

Mets vs Nationals Probable Starting Pitchers

Probable Pitchers: Kodai Senga (Mets) - 7-4, 2.35 ERA vs Brad Lord (Nationals) - 3-6, 3.26 ERA

The probable starters are Kodai Senga (7-4) for the Mets and Brad Lord (3-6) for the Nationals. Senga's team is 12-7-0 against the spread this season in his starts. Senga's team has been victorious in 72.2% of the games he's started as the moneyline favorite with a record of 13-5. The Nationals have gone 6-4-0 ATS in Lord's 10 starts that had a set spread. The Nationals have been the moneyline underdog in eight of Lord's starts this season, and they went 6-2 in those matchups.

Mets vs Nationals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mets win (58.7%)

Mets vs Nationals Moneyline

• Looking at the moneyline for Nationals-Mets, Washington is the underdog at +144, and New York is -172 playing on the road.

Mets vs Nationals Spread

• The Nationals are hosting the Mets, and are +1.5 on the runline. The Nationals are -104 to cover the spread, and the Mets are -115.

Mets vs Nationals Over/Under

• The over/under for Mets-Nationals on Aug. 20 is 9. The over is -110, and the under is -110.

Bet on New York Mets vs. Washington Nationals on FanDuel today!

Mets vs Nationals Betting Trends

• The Mets have been victorious in 51, or 61.4%, of the 83 contests they have been chosen as favorites in this season.
• New York has a record of 23-8 in contests when sportsbooks favor them by -172 or more on the moneyline.
• The Mets and their opponents have gone over the total this season in 52 of their 118 opportunities.
• The Mets are 56-62-0 against the spread in their 118 games that had a posted line this season.
• The Nationals have won 44 of the 100 games they were listed as the moneyline underdog this season (44%).
• When playing as a moneyline underdog with odds of +144 or longer, Washington has a record of 17-22 (43.6%).
• The Nationals have had an over/under set by bookmakers 119 times, and have combined with opponents to go over the total in 65 of those games (65-49-5).
• The Nationals have covered 49.6% of their games this season, going 59-60-0 against the spread.

Mets Player Leaders

• Juan Soto has 110 hits this season and a team-best OBP of .386. He has a .251 batting average and a slugging percentage of .500.
• Among qualifying hitters in baseball, he is 100th in batting average, eighth in on-base percentage, and 20th in slugging.
• Francisco Lindor has an OPS of .780, fueled by an OBP of .326 and a team-best slugging percentage of .454 this season. He's batting .258.
• His batting average is 84th among qualified players, his on-base percentage 85th, and his slugging percentage 60th.
• Lindor has picked up a hit in seven straight games. During his last 10 games he is hitting .357 with four doubles, three home runs, four walks and seven RBIs.
• Pete Alonso leads New York in total hits (125) this season, and 60 of those have gone for extra bases.
• Brandon Nimmo has 20 home runs, 68 RBI and a batting average of .255 this season.
• Nimmo heads into this game on a seven-game hitting streak. During his last 10 games he is batting .263 with two doubles, a home run, six walks and five RBIs.

Nationals Player Leaders

• C.J. Abrams has put up a team-best .458 slugging percentage. He's batting .267 with an on-base percentage of .329.
• He is 52nd in batting average, 77th in on-base percentage and 56th in slugging percentage among all qualifying hitters in the majors.
• James Wood's 119 hits, .353 OBP and .475 slugging percentage all lead his team. He has a batting average of .256.
• He is currently 87th in batting average, 38th in on-base percentage and 39th in slugging percentage among all qualified hitters.
• Luis Garcia is hitting .263 with 24 doubles, a triple, nine home runs and 23 walks.
• Josh Bell has 12 doubles, a triple, 15 home runs and 48 walks while hitting .228.

Mets vs Nationals Head to Head

• 8/19/2025: 8-1 NYM (Favorite: Mets, Spread: -1.5, Total: 9, Favorite Moneyline: -205, Underdog Moneyline: +172)
• 6/12/2025: 4-3 NYM (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -215, Underdog Moneyline: +180)
• 6/11/2025: 5-0 NYM (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -275, Underdog Moneyline: +225)
• 6/10/2025: 5-4 NYM (Favorite: Mets, Spread: -1.5, Total: 7.5, Favorite Moneyline: -146, Underdog Moneyline: +124)
• 4/28/2025: 19-5 NYM (Favorite: Mets, Spread: -1.5, Total: 9.5, Favorite Moneyline: -176, Underdog Moneyline: +148)
• 4/27/2025: 8-7 WSH (Favorite: Mets, Spread: -1.5, Total: 8.5, Favorite Moneyline: -148, Underdog Moneyline: +126)
• 4/25/2025: 5-4 WSH (Favorite: Mets, Spread: -1.5, Total: 9.5, Favorite Moneyline: -186, Underdog Moneyline: +156)
• 9/18/2024: 10-0 NYM (Favorite: Mets, Spread: -1.5, Total: 7, Favorite Moneyline: -166, Underdog Moneyline: +140)
• 9/17/2024: 10-1 NYM (Favorite: Mets, Spread: -1.5, Total: 7.5, Favorite Moneyline: -172, Underdog Moneyline: +144)
• 9/16/2024: 2-1 NYM (Favorite: Mets, Spread: -1.5, Total: 7.5, Favorite Moneyline: -196, Underdog Moneyline: +164)

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