r/mlb is a subreddit with 3.1M members. The community frequently discusses mlb, yankees, injuries, players, and umpires, and the most common flair used is :video: | highlight, :message: | discussion, :image: | image, :message: | opinion, and :video: | video.
Subreddit for Major League Baseball. Reddit’s #1 MLB Discussion Community. From discussions, news, analysis, and highlights from all thirty teams.
Popular Topics in r/mlb
#1
Mlb
132 posts
#2
Yankees
14 posts
#3
Injuries
11 posts
#4
Players
10 posts
#5
Umpires
9 posts
#6
Angels
8 posts
#7
Phillies
8 posts
#8
Dodgers
7 posts
#9
Ohtani
6 posts
#10
Astros
6 posts
Flair Used in r/mlb
#1
:Video: | Highlight
: "FERNANDO TATIS JR. HOMERS ON THE FIRST PITCH!"
35 posts
#2
:Message: | Discussion
: "Explain Streakiness in Baseball"
11 posts
#3
:Image: | Image
: "Really?! Come on MLB Network.."
5 posts
#4
:Message: | Opinion
: "New postseason format proposal"
4 posts
#5
:Video: | Video
: "Bryce Harper gets caught heading home on a ball back to the pitcher."
4 posts
#6
:Message: | Analysis
: "Kyle Schwarber has hit his 24th career postseason home run, the 3rd-most in MLB history."
2 posts
#7
:Message: | History
: "On This Day in Baseball History - September 30"
2 posts
#8
:News: | News
: "Liam Hendriks announced on his Instagram that he's retiring after 14 seasons in MLB."
2 posts
#9
:Image: | Original Content
: "Sean Burke on his success in 2026 and the rise of sports in Chicago"
1 post
#10
:Calendar: | Daily Thread
: "[Dugout Thread] | 2026 MLB Postseason"
1 post
Member Growth in r/mlb
Yearly
+79k members(2.6%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/mlb, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: September 30, 2026