MLB First Inning Research Hub
BETAExplore up-to-date stats, trends and insights focused on the first innings of MLB games
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Stats reflect past performance. Not predictions.
Data updated through: July 3, 2025
Team First Inning Statistics
Key:
Better
League Avg
Worse
Darker colors highlight differences vs. league average
Use the scatter plot to visualize offensive and defensive performance
Darker colors indicate greater differences vs. league average.
Team | Games | NRFI | YRFI | TIE | Streak | NRFI % | YRFI % | TIE % | Run Scored % | Run Allowed % |
|---|---|---|---|---|---|---|---|---|---|---|
 | 87 | 38 | 49 | 40 | 2 YRFI | 43.68% | 56.32% | 45.98% | 34.48% | 35.63% |
 | 89 | 48 | 41 | 54 | 1 YRFI | 53.93% | 46.07% | 60.67% | 31.46% | 28.09% |
 | 86 | 40 | 46 | 41 | 2 YRFI | 46.51% | 53.49% | 47.67% | 29.07% | 30.23% |
 | 86 | 47 | 39 | 50 | 4 NRFI | 54.65% | 45.35% | 58.14% | 24.42% | 33.72% |
 | 88 | 37 | 51 | 41 | 1 NRFI | 42.05% | 57.95% | 46.59% | 34.09% | 36.36% |
 | 87 | 45 | 42 | 47 | 4 NRFI | 51.72% | 48.28% | 54.02% | 29.89% | 29.89% |
 | 87 | 38 | 49 | 43 | 4 YRFI | 43.68% | 56.32% | 49.43% | 31.03% | 37.93% |
 | 87 | 44 | 43 | 46 | 1 NRFI | 50.57% | 49.43% | 52.87% | 31.03% | 27.59% |
 | 85 | 53 | 32 | 56 | 3 NRFI | 62.35% | 37.65% | 65.88% | 21.18% | 25.88% |
 | 87 | 38 | 49 | 42 | 3 YRFI | 43.68% | 56.32% | 48.28% | 25.29% | 47.13% |
 | 88 | 47 | 41 | 48 | 4 YRFI | 53.41% | 46.59% | 54.55% | 31.82% | 22.73% |
 | 87 | 52 | 35 | 54 | 3 YRFI | 59.77% | 40.23% | 62.07% | 21.84% | 22.99% |
 | 88 | 55 | 33 | 56 | 1 NRFI | 62.50% | 37.50% | 63.64% | 29.55% | 12.50% |
League AverageAverage | 87 | 44 | 43 | 47 | - | 51.07% | 48.93% | 54.29% | 29.10% | 29.10% |
 | 86 | 39 | 47 | 45 | 2 YRFI | 45.35% | 54.65% | 52.33% | 34.88% | 34.88% |
 | 88 | 38 | 50 | 43 | 4 YRFI | 43.18% | 56.82% | 48.86% | 35.23% | 39.77% |
 | 85 | 43 | 42 | 46 | 2 YRFI | 50.59% | 49.41% | 54.12% | 27.06% | 34.12% |
 | 87 | 48 | 39 | 49 | 2 NRFI | 55.17% | 44.83% | 56.32% | 24.14% | 27.59% |
 | 87 | 40 | 47 | 43 | 2 YRFI | 45.98% | 54.02% | 49.43% | 29.89% | 32.18% |
 | 88 | 53 | 35 | 53 | 2 NRFI | 60.23% | 39.77% | 60.23% | 26.14% | 20.45% |
 | 87 | 42 | 45 | 45 | 3 YRFI | 48.28% | 51.72% | 51.72% | 35.63% | 22.99% |
 | 87 | 47 | 40 | 50 | 4 NRFI | 54.02% | 45.98% | 57.47% | 33.33% | 21.84% |
 | 88 | 51 | 37 | 55 | 2 NRFI | 57.95% | 42.05% | 62.50% | 27.27% | 22.73% |
 | 86 | 49 | 37 | 50 | 4 NRFI | 56.98% | 43.02% | 58.14% | 29.07% | 22.09% |
 | 88 | 42 | 46 | 44 | 2 YRFI | 47.73% | 52.27% | 50.00% | 27.27% | 30.68% |
 | 87 | 41 | 46 | 46 | 1 NRFI | 47.13% | 52.87% | 52.87% | 32.18% | 29.89% |
 | 88 | 43 | 45 | 44 | 2 NRFI | 48.86% | 51.14% | 50.00% | 27.27% | 28.41% |
 | 87 | 44 | 43 | 46 | 1 YRFI | 50.57% | 49.43% | 52.87% | 24.14% | 27.59% |
 | 87 | 53 | 34 | 56 | 5 NRFI | 60.92% | 39.08% | 64.37% | 24.14% | 21.84% |
 | 87 | 38 | 49 | 41 | 3 YRFI | 43.68% | 56.32% | 47.13% | 28.74% | 33.33% |
 | 87 | 41 | 46 | 44 | 4 YRFI | 47.13% | 52.87% | 50.57% | 31.03% | 32.18% |
Why First Innings?!
Who doesn’t love a quick first inning prop bet? We noticed how little data was out there to guide smart wagers, so we compiled 20+ seasons of pitch-by-pitch info from the first innings of Major League Baseball games going back to 2005. Curious about how starting pitchers perform in those crucial first at-bats? Our upcoming dashboard will give you everything you need to analyze NRFI and YRFI bets with confidence—from pitcher profiles to ballpark factors and more.
Latest Updates
April 12, 2025
✓
Updated "2024+" column to include 2025 data
March 30, 2025
✓
Updated schedule to refresh 15 mins after final game of day
March 29, 2025
✓
Added basic matchup previews for upcoming games
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Fetching latest probable pitchers every 30 minutes
Features Coming Soon
Upcoming features will include:
- • Even more detailed stats in high demand (e.g., pitches per inning, etc.)
- • Up-to-date NRFI/YRFI standings at the team-level, plus league statistics
- • Pitcher profile pages, advanced ratings, umpire stats, weather, and more