MLB First Inning Research Hub
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Stats reflect past performance. Not predictions.
Data last updated: May 19, 2025, 10:00 AM
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 % |
|---|---|---|---|---|---|---|---|---|---|---|
 | 47 | 21 | 26 | 22 | 2 YRFI | 44.68% | 55.32% | 46.81% | 36.17% | 34.04% |
 | 47 | 26 | 21 | 31 | 1 YRFI | 55.32% | 44.68% | 65.96% | 29.79% | 31.91% |
 | 47 | 21 | 26 | 22 | 2 YRFI | 44.68% | 55.32% | 46.81% | 27.66% | 31.91% |
 | 45 | 20 | 25 | 21 | 2 YRFI | 44.44% | 55.56% | 46.67% | 26.67% | 42.22% |
 | 48 | 22 | 26 | 25 | 2 YRFI | 45.83% | 54.17% | 52.08% | 31.25% | 37.50% |
 | 47 | 28 | 19 | 28 | 3 YRFI | 59.57% | 40.43% | 59.57% | 23.40% | 25.53% |
 | 47 | 20 | 27 | 23 | 4 YRFI | 42.55% | 57.45% | 48.94% | 38.30% | 36.17% |
 | 48 | 26 | 22 | 27 | 3 NRFI | 54.17% | 45.83% | 56.25% | 29.17% | 25.00% |
 | 46 | 29 | 17 | 31 | 4 NRFI | 63.04% | 36.96% | 67.39% | 23.91% | 28.26% |
 | 46 | 22 | 24 | 25 | 2 YRFI | 47.83% | 52.17% | 54.35% | 21.74% | 45.65% |
 | 47 | 25 | 22 | 25 | 1 YRFI | 53.19% | 46.81% | 53.19% | 31.91% | 23.40% |
 | 46 | 29 | 17 | 29 | 1 NRFI | 63.04% | 36.96% | 63.04% | 15.22% | 26.09% |
 | 48 | 34 | 14 | 34 | 9 NRFI | 70.83% | 29.17% | 70.83% | 25.00% | 6.25% |
League AverageAverage | 47 | 24 | 23 | 25 | - | 51.50% | 48.50% | 54.65% | 29.04% | 29.04% |
 | 45 | 17 | 28 | 22 | 5 YRFI | 37.78% | 62.22% | 48.89% | 40.00% | 37.78% |
 | 47 | 20 | 27 | 21 | 5 YRFI | 42.55% | 57.45% | 44.68% | 40.43% | 38.30% |
 | 45 | 24 | 21 | 25 | 2 NRFI | 53.33% | 46.67% | 55.56% | 24.44% | 33.33% |
 | 47 | 24 | 23 | 25 | 1 NRFI | 51.06% | 48.94% | 53.19% | 21.28% | 34.04% |
 | 47 | 19 | 28 | 20 | 1 NRFI | 40.43% | 59.57% | 42.55% | 34.04% | 29.79% |
 | 47 | 30 | 17 | 30 | 1 YRFI | 63.83% | 36.17% | 63.83% | 23.40% | 14.89% |
 | 46 | 24 | 22 | 24 | 1 YRFI | 52.17% | 47.83% | 52.17% | 36.96% | 15.22% |
 | 46 | 26 | 20 | 27 | 1 NRFI | 56.52% | 43.48% | 58.70% | 34.78% | 17.39% |
 | 47 | 28 | 19 | 28 | 1 NRFI | 59.57% | 40.43% | 59.57% | 25.53% | 19.15% |
 | 45 | 23 | 22 | 23 | 1 YRFI | 51.11% | 48.89% | 51.11% | 37.78% | 22.22% |
 | 47 | 24 | 23 | 26 | 1 YRFI | 51.06% | 48.94% | 55.32% | 27.66% | 31.91% |
 | 45 | 18 | 27 | 22 | 1 YRFI | 40.00% | 60.00% | 48.89% | 35.56% | 35.56% |
 | 47 | 25 | 22 | 26 | 4 NRFI | 53.19% | 46.81% | 55.32% | 25.53% | 25.53% |
 | 46 | 22 | 24 | 23 | 2 NRFI | 47.83% | 52.17% | 50.00% | 21.74% | 32.61% |
 | 48 | 27 | 21 | 28 | 1 NRFI | 56.25% | 43.75% | 58.33% | 27.08% | 25.00% |
 | 46 | 22 | 24 | 25 | 1 YRFI | 47.83% | 52.17% | 54.35% | 23.91% | 36.96% |
 | 48 | 24 | 24 | 26 | 2 YRFI | 50.00% | 50.00% | 54.17% | 31.25% | 29.17% |
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