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MLB Prop Bets: Washington Nationals vs New York Mets (May 20, 2026)

The New York Mets (21-27) face the Washington Nationals (24-25) at Nationals Park on Wednesday at 6:45pm (ET). Let's take a look at the MLB Prop Bets for the matchup. Zack Littell is the probable pitcher for the Nationals, while the Mets' probable pitcher remains unclear. The Mets are favored to win at -126, while the Nationals are at +104. The total runs line is set at 9.5, with OVER at -110 and UNDER at -110.

  • The Mets (+123) have a 19-29 Run Line record this season, while the Nationals (-149) hold a record of 29-20.
  • The Mets have a 20-25-3 O/U record this season (meaning 20 games have gone over the total runs line, 25 have gone under and three have resulted in a push). The Nationals have a 31-16-2 O/U record.

Scoring Insights

  • The Mets are averaging 4.1 runs per game this season (T23rd in the league). Comparatively, the Nationals are averaging +1.4 more at 5.5 runs (1st).
  • In the field, the Mets are allowing 4.3 runs per game this season (11th in the league), while the Nationals are allowing an average of 5.9 runs (30th).

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 Mets are at .232 (ranking 24th in the Major leagues), while the Nationals are batting .245 (11th).

Home Runs

  • In terms of total home runs this season, the Nationals have hit 59 (8th in the Major Leagues). Meanwhile, the Mets have managed 43 (T23rd).

Runs Batted In

  • Finally, looking at their runs batted in, the Mets have recorded 188 RBIs to rank 24th in the MLB this season. Comparatively, the Nationals have recorded 253 RBIs to rank T1st.

Pitching Insights:

Earned Run Average

  • The Nationals have an earned run average of 5.06 this season (29th in the Majors), while The Mets have an ERA of 3.82 (10th).

Strikeouts

  • Turning our attention to total strikeouts, the Mets have recorded 455 this season, ranking 3rd in the MLB. Meanwhile, the Nationals rank 21st for total strikeouts, recording 384.

Opponent Batting Average

  • Opponents are batting an average of .260 against the Nationals this season (27th in the Major Leagues). Comparatively, the Mets' opponents are at .233 (9th).

First Innings Moneyline

  • Here are their first innings moneyline records in 2026.
    Total Home Road Favorite Underdog Neutral Last 10
    Mets 10-11-27 7-5-12 3-6-15 10-8-18 0-3-9 0-0-0 1-2-7
    Nationals 15-11-23 8-6-10 7-5-13 0-1-2 15-10-21 0-0-0 1-3-6

Lead After Three Innings

  • Here are their records after the first three innings in 2026.
    Total Home Road Favorite Underdog Neutral Last 10
    Mets 14-22-12 9-11-4 5-11-8 11-16-9 3-6-3 0-0-0 1-8-1
    Nationals 17-21-11 9-10-5 8-11-6 1-0-2 16-21-9 0-0-0 5-4-1

NRFI/YRFI

  • The NRFI is 25-23 in Mets games this season. The Nationals have a 23-26 NRFI record.

Last Time They Met

The Nationals recorded a 9-6 victory over the Mets at Nationals Park yesterday. Bo Bichette was crushing the ball in that matchup, hitting 2 home runs and recording 4 RBIs.