MLB Prop Bets: Miami Marlins vs Washington Nationals (August 21, 2026)
The Washington Nationals (61-68) face the Miami Marlins (64-64) at LoanDepot Park on Friday at 7:10pm (ET). Let's take a look at the MLB Prop Bets for the matchup. Brad Lord is the probable pitcher for the Nationals, while Ryan Gusto is the probable pitcher for the Marlins. The Marlins are favored to win at -149, while the Nationals are at +123. The total runs line is set at 8.0, with OVER at -118 and UNDER at -102.
- The Nationals (-175) have a 75-54 Run Line record this season, while the Marlins (+144) hold a record of 64-64.
- The Nationals have a 67-57-5 O/U record this season (meaning 67 games have gone over the total runs line, 57 have gone under and five have resulted in a push). The Marlins have a 63-63-2 O/U record.
Scoring Insights
- The Nationals are averaging 5.2 runs per game this season (1st in the league). Comparatively, the Marlins are averaging only 4.4 (19th).
- In the field, the Nationals are allowing a whopping 5.1 runs per game this season (28th in the league), while the Marlins are allowing an average of 4.3 runs (T10th).
Let's take a look at how these teams perform in some other key statistical areas.
Batting Insights:
Batting Average
- Looking at their batting averages this season, the Nationals are at .249 (ranking 8th in the Major leagues), while the Marlins are batting .250 (7th).
Home Runs
- In terms of total home runs this season, the Marlins have hit 131 (T23rd in the Major Leagues). Meanwhile, the Nationals have managed 182 (1st).
Runs Batted In
- Finally, looking at their runs batted in, the Nationals have recorded 647 RBIs to rank 1st in the MLB this season. Comparatively, the Marlins have recorded 537 RBIs to rank 19th.
Pitching Insights:
Earned Run Average
- The Marlins have an earned run average of 3.96 this season (9th in the Majors), while The Nationals have an ERA of 4.68 (27th).
Strikeouts
- Turning our attention to total strikeouts, the Nationals have recorded 991 this season, ranking 25th in the MLB. Meanwhile, the Marlins rank 18th for total strikeouts, recording 1056.
Opponent Batting Average
- Opponents are batting an average of only .233 against the Marlins this season (6th in the Major Leagues). Alternatively, the Nationals' opponents are at .258 (27th).
First Innings Moneyline
- Here are their first innings moneyline records in 2026.
| Total | Home | Road | Favorite | Underdog | Neutral | Last 10 | |
|---|---|---|---|---|---|---|---|
| Nationals | 37-27-65 | 21-10-32 | 16-17-33 | 11-4-14 | 26-23-51 | 0-0-0 | 1-2-7 |
| Marlins | 24-24-80 | 12-10-41 | 12-14-39 | 12-7-41 | 12-17-39 | 0-0-0 | 1-1-8 |
Lead After Three Innings
- Here are their records after the first three innings in 2026.
| Total | Home | Road | Favorite | Underdog | Neutral | Last 10 | |
|---|---|---|---|---|---|---|---|
| Nationals | 53-42-34 | 30-17-16 | 23-25-18 | 16-5-8 | 37-37-26 | 0-0-0 | 6-3-1 |
| Marlins | 49-47-32 | 29-17-17 | 20-30-15 | 27-14-19 | 22-33-13 | 0-0-0 | 3-3-4 |
NRFI/YRFI
The NRFI market is paying -125 and the YRFI is paying -105.
- The NRFI is 62-67 in Nationals games this season. The Marlins have a 73-55 NRFI record.
Last Time They Met
The Marlins recorded a 4-1 victory over the Nationals at Nationals Park when these teams last met on June 3. Esteury Ruiz went yard en route to that victory, hitting a home run to go with an RBI. The Marlins have now won five straight against the Nationals.
