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MLB Prop Bets: Houston Astros vs Boston Red Sox (March 31, 2026)

The Boston Red Sox (1-3) face the Houston Astros (3-2) at Daikin Park on Tuesday at 8:10pm (ET). Let's take a look at the MLB Prop Bets for the matchup. Brayan Bello is the probable pitcher for the Red Sox, while Hunter Brown is the probable pitcher for the Astros. The Astros are favored to win at -149, while the Red Sox are at +123. The total runs line is set at 7.5, with OVER at -115 and UNDER at -105.

  • The Red Sox (-175) have an 86-83 Run Line record since the beginning of last season, while the Astros (+144) hold a record of 83-84 across the same span.
  • The Red Sox have a 78-87-4 O/U record since the beginning of last season (meaning 78 games have gone over the total runs line, 87 have gone under and four have resulted in a push). The Astros have a 75-84-8 O/U record.

Scoring Insights

  • The Red Sox have scored 4.8 runs per game since the beginning of last season (7th in the league). Comparatively, the Astros have averaged 4.3 over the same span (19th).
  • In the field, the Red Sox have allowed 4.2 runs per game since the beginning of last season (12th in the league), while the Astros have allowed an average of 4.1 runs over that span (9th).

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 since the beginning of last season, the Red Sox are at .254 (ranking 4th in the Major leagues), while the Astros are batting .250 (11th).

Home Runs

  • In terms of total home runs since the beginning of last season, the Astros have hit 187 (16th in the Major Leagues). Meanwhile, the Red Sox have managed 189 (15th).

Runs Batted In

  • Finally, looking at their runs batted in, the Red Sox have recorded 758 RBIs to rank 9th in the MLB since the beginning of last season. Comparatively, the Astros have recorded 680 RBIs to rank 18th.

Pitching Insights:

Earned Run Average

  • The Astros have an earned run average of 3.90 since the beginning of last season (14th in the Majors), while The Red Sox have an ERA of 3.71 (4th).

Strikeouts

  • Turning our attention to total strikeouts, the Red Sox have recorded 1400 since the beginning of last season, ranking 16th in the MLB. Meanwhile, the Astros rank 1st for total strikeouts, recording 1562.

Opponent Batting Average

  • Opponents are batting an average of .232 against the Astros since the beginning of last season (6th in the Major Leagues). Comparatively, the Red Sox's opponents are at .243 (16th).

First Innings Moneyline

  • Here are their first innings moneyline records since the beginning of last season.
    Total Home Road Favorite Underdog Neutral
    Red Sox 42-44-83 21-18-42 21-26-41 28-24-56 14-20-27 0-0-0
    Astros 33-36-98 17-20-49 16-16-49 17-21-69 16-15-29 0-0-0

Lead After Three Innings

The Red Sox are +124 to lead after three innings, while the Astros are -160.

  • Here are their records after the first three innings since the beginning of last season.
    Total Home Road Favorite Underdog Neutral
    Red Sox 65-61-43 37-23-21 28-38-22 48-33-27 17-28-16 0-0-0
    Astros 60-63-44 31-38-17 29-25-27 37-41-29 23-22-15 0-0-0

NRFI/YRFI

The NRFI market is paying -140 and the YRFI is paying +110.

  • The NRFI is 79-90 in Red Sox games since the beginning of last season. The Astros have a 92-75 NRFI record.

Last Time They Met

The Astros recorded an 8-1 victory over the Red Sox at Daikin Park yesterday. Jose Altuve dominated at the plate in that matchup, notching 2 home runs, 2 singles and 2 RBIs.