Trendline Labs
MLBHead-to-HeadAll-Time

Boston Red Sox vs Kansas City Royals · All-Time

Last updated: April 15, 2026

45 meetings tracked · closing-line graded

Across 45 all-time head-to-head meetings, Boston Red Sox lead 31-14. Games have averaged 10.4 combined points.

RECORD

31-14

MEETINGS

45

ATS

13-13

O / U

15-9

Key Insights

  • Boston Red Sox lead 31-14 across 45 tracked meetings.
  • Games have averaged 10.4 combined points.
  • Strong Over trend: 15-9 O/U.

Year-by-Year Record

SeasonGamesBoston Red SoxKansas City RoyalsATSO / UAvg Total
20256424-24-28.2
20246423-33-29.7
20237524-33-39.7
20227342-55-210.9
202175210.6
201965110.0
201865113.8

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Frequently Asked Questions

What is the Boston Red Sox vs Kansas City Royals record all-time?

Across 45 all-time meetings, the Boston Red Sox lead the series 31-14.

What is the ATS trend in Boston Red Sox vs Kansas City Royals games?

ATS: Boston Red Sox are 13-13 vs the spread in these matchups. Kansas City Royals are 13-13.

Do Boston Red Sox vs Kansas City Royals games go over or under?

Over/under: games between Boston Red Sox and Kansas City Royals have gone over 15 times and under 9 times, with an average combined score of 10.4.

When did Boston Red Sox and Kansas City Royals last play?

See Last Meetings section for detailed score, spread, and total data from the most recent Boston Red Sox vs Kansas City Royals games.

Where can I see the 5-year Boston Red Sox vs Kansas City Royals history?

A 5-year head-to-head page tracks every Boston Red Sox vs Kansas City Royals meeting from the last five full seasons. Link at the bottom of this page.

Data coverage: Trendline's head-to-head records include closing-line-graded games from 20182025. Older meetings aren't in this dataset yet.

Head-to-head data derived from closing-line game records. Stats update nightly from graded game results.

For informational and entertainment purposes only. Not betting advice. Please gamble responsibly.

Optimus

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