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

Odds updated as of 9:13 a.m.

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

Before checking out the MLB betting lines on FanDuel Sportsbook, we've got you covered, in terms of the vital information regarding this matchup.

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: (-138) | WSH: (+118)
• Spread: MIA: -1.5 (+116) | WSH: +1.5 (-140)
• 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

The Marlins will give the ball to Eury Perez (6-4, 4.04 ERA), who is eyeing win No. 7 on the season, and the Nationals will counter with Mitchell Parker (7-15, 5.94 ERA). Perez and his team have a record of 8-5-0 against the spread when he starts. Perez's team has a record of 1-3 this season when he starts and they are the favorite on the moneyline. The Nationals are 10-14-0 against the spread when Parker starts. The Nationals have a 9-12 record in Parker's 21 starts this season when they were the moneyline underdog.

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

• The moneyline numbers for Marlins vs. Nationals reveal Miami as the favorite (-138) and Washington as the underdog (+118) despite being the home team.

Marlins vs Nationals Spread

• The Nationals are hosting the Marlins, and are +1.5 on the runline. The Nationals are +116 to cover the spread, and the Marlins are -140.

Marlins vs Nationals Over/Under

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

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Marlins vs Nationals Betting Trends

• The Marlins have been favorites in 20 games this season and have come away with the win eight times (40%) in those contests.
• This season Miami has been victorious one time in nine chances when named as a favorite of at least -138 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.
• In 135 games with a line this season, the Marlins have a mark of 78-57-0 against the spread.
• The Nationals have won 42.3% of the games this season they were the moneyline underdog (47-64).
• Washington has a 35-52 record (winning 40.2% of its games) when playing as a moneyline underdog of +118 or longer.
• The Nationals have had an over/under set by oddsmakers 132 times, and have combined with opponents to go over the total in 69 of those games (69-56-7).
• The Nationals have a 65-67-0 record against the spread this season (covering 49.2% of the time).

Marlins Player Leaders

• Otto Lopez has 18 doubles, 12 home runs and 44 walks while hitting .245. He has an on-base percentage of .315 and a slugging percentage of .364.
• Among all qualifying hitters, he is 110th in batting average, his on-base percentage ranks 109th, and he is 140th in slugging.
• Xavier Edwards has hit two homers this season while driving in 34 runs. He's batting .282 this season and slugging .354 with an on-base percentage of .339.
• Among qualified hitters, he ranks 23rd in batting average, 57th in on-base percentage and 146th in slugging percentage.
• Agustin Ramirez has 103 hits this season and has a slash line of .229/.288/.423.
• Eric Wagaman has nine home runs, 45 RBI and a batting average of .237 this season.

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 qualified hitters, he ranks 57th in batting average, while his on-base percentage is 81st and he is 67th in slugging.
• James Wood has racked up 133 hits with a .355 OBP while slugging .476. Those stats are all team-highs. He also has a batting average of .258.
• Including all qualified hitters, his batting average puts him 83rd, his on-base percentage ranks 31st, and he is 37th in slugging.
• Luis Garcia is hitting .260 with 26 doubles, a triple, 11 home runs and 23 walks.
• Josh Bell is hitting .226 with 12 doubles, a triple, 16 home runs and 52 walks.

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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