Marlins vs Nationals Prediction, Odds, Moneyline, Spread & Over/Under for Sept. 3

Odds updated as of 12:12 p.m.

Wednesday's slate in the MLB includes a matchup between the Miami Marlins and the Washington Nationals.

We've got you covered, in terms of the most important info about this game before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Marlins vs Nationals Game Info

• Miami Marlins (65-74) vs. Washington Nationals (55-83)
• Date: Wednesday, September 3, 2025
• Time: 1:05 p.m. ET
• Venue: Nationals Park -- Washington, District of Columbia
• Coverage: MASN and FDSFL

Marlins vs Nationals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: MIA: (-144) | WSH: (+122)
• Spread: MIA: -1.5 (+114) | WSH: +1.5 (-137)
• Total: 9 -- Over: (-108) | Under: (-112)

Marlins vs Nationals Probable Starting Pitchers

Probable Pitchers: Eury Pérez (Marlins) - 6-4, 4.04 ERA vs Mitchell Parker (Nationals) - 7-15, 5.94 ERA

This contest's pitching matchup is set, as the Marlins will send Eury Perez (6-4) to the mound, while Mitchell Parker (7-15) will take the ball for the Nationals. Pérez's team is 8-5-0 against the spread this season in his starts. Perez's team has won 25% of his starts when they are favored on the moneyline (1-3). The Nationals are 10-14-0 against the spread when Parker starts. The Nationals are 9-12 in Parker's 21 starts this season that they were the underdog on the moneyline.

Marlins vs Nationals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Marlins win (58.5%)

Marlins vs Nationals Moneyline

• Looking at the moneyline for Nationals-Marlins, Washington is the underdog at +122, and Miami is -144 playing on the road.

Marlins vs Nationals Spread

• The Marlins are favored by 1.5 runs on the road versus the Nationals. The Marlins are +114 to cover the spread, while the Nationals are -137.

Marlins vs Nationals Over/Under

• A total of 9 runs has been set for the Marlins-Nationals contest on Sept. 3, with the over available at -108 and the under at -112.

Bet on Miami Marlins vs. Washington Nationals on FanDuel today!

Marlins vs Nationals Betting Trends

• The Marlins have come away with eight wins in the 20 contests they have been listed as the favorites in this season.
• Miami has not won this season when listed as a favorite of -144 or better on the moneyline.
• The Marlins and their opponents have hit the over in 65 of their 135 games with a total set by oddsmakers this season.
• The Marlins are 78-57-0 against the spread in their 135 games with a line set by sportsbooks this season.
• The Nationals have won 42.3% of the games this season they were the underdog on the moneyline (47-64).
• Washington has a record of 28-48 when playing as a moneyline underdog with odds of +122 or longer (36.8%).
• The Nationals have played in 132 games with a set over/under, and have combined with opponents to go over the total 69 times (69-56-7).
• The Nationals have a 65-67-0 record ATS this season (covering 49.2% of the time).

Marlins Player Leaders

• Otto Lopez is batting .245 with 18 doubles, 12 home runs and 44 walks. He has an on-base percentage of .315 and a slugging percentage of .364.
• Among qualifying hitters in MLB, he is 110th in batting average, 109th in on-base percentage, and 140th in slugging.
• Xavier Edwards leads Miami in slugging percentage (.354) thanks to 27 extra-base hits. He's batting .282 with an on-base percentage of .339.
• Among qualified batters, his batting average places him 23rd, his on-base percentage 57th, and his slugging percentage 146th.
• Agustin Ramirez has collected 103 base hits, an OBP of .288 and a slugging percentage of .423 this season.
• Eric Wagaman has been key for Miami with 99 hits, an OBP of .289 plus a slugging percentage of .371.

Nationals Player Leaders

• C.J. Abrams is batting .265 with 29 doubles, five triples, 17 home runs and 34 walks. He's slugging .447 with an on-base percentage of .328.
• Including all qualifying hitters in MLB, he ranks 57th in batting average, 81st in on-base percentage and 67th in slugging percentage.
• James Wood has racked up 133 hits with a .355 OBP while slugging .476. Those stats all lead his team. He also has a batting average of .258.
• Including all qualifying players, he is 83rd in batting average, 31st in on-base percentage and 37th in slugging percentage.
• Luis Garcia is batting .260 with 26 doubles, a triple, 11 home runs and 23 walks.
• Josh Bell has 12 doubles, a triple, 16 home runs and 52 walks while hitting .226.

Marlins vs Nationals Head to Head

• 9/2/2025: 5-2 WSH (Favorite: Nationals, Spread: -1.5, Total: 9, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 9/1/2025: 2-0 WSH (Favorite: Nationals, Spread: -1.5, Total: 9, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 6/15/2025: 3-1 MIA (Favorite: Nationals, Spread: -1.5, Total: 7.5, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 6/14/2025: 4-3 MIA (Favorite: Nationals, Spread: -1.5, Total: 9, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 6/13/2025: 11-9 MIA (Favorite: Nationals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 4/13/2025: 11-4 MIA (Favorite: Nationals, Spread: -1.5, Total: 8, Favorite Moneyline: -148, Underdog Moneyline: +126)
• 4/12/2025: 7-6 MIA (Favorite: Marlins, Spread: -1.5, Total: 7.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 4/11/2025: 7-4 WSH (Favorite: Nationals, Spread: -1.5, Total: 8, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 9/15/2024: 4-3 WSH (Favorite: Nationals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -168, Underdog Moneyline: +142)
• 9/14/2024: 4-1 WSH (Favorite: Nationals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -142, Underdog Moneyline: +120)

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