RefMetrics

MLB Umpire Statistics

Season-by-season MLB umpire coverage from 2015 through 2026.

Track plate assignments, season volume, run environment, game pace, and attendance with the same high-level view used across the basketball pages.

Games
33,493
31,920 completed
Crew Coverage
99.6%
Full four-umpire crews listed
Umpires
371
Unique officials tracked
Seasons
12
2015 to 2026
2026 Games
2,916
1,343 completed this season
Avg Runs
9.3
Combined runs per completed 2026 game
Avg Duration
162 min
Typical game pace this season
Avg Attendance
20,878
Completed-game attendance in 2026

Season Volume and Completed Games

Track every MLB season in the dataset, compare total schedule volume against completed games, and see how much of the calendar is available for umpire analysis.

Average Runs by Season

League scoring trends across the seasons currently tracked in the MLB dataset.

Average Home Runs by Season

How the home run environment has moved season to season across completed MLB games.

Home Plate Workload Leaders

The umpires with the most plate assignments in 2026.

Attendance Leaders by Venue

Current-season venues with the strongest average attendance among parks with at least three completed games.

High-Run Home Plate Umpires

All-time leaders in average combined runs, minimum 40 plate games.

# Umpire Games Avg Runs Avg Min
1 Dale Scott 65 10.7 195
2 James Jean 66 10.3 163
3 Jose Navas 53 10.1 180
4 Tom Woodring 129 10.1 183
5 Mark Wegner 348 9.9 181
6 Adrian Johnson 369 9.8 179
7 Derek Thomas 109 9.8 160
8 Alfonso Márquez 386 9.7 180

Fastest Average Games

All-time pace leaders at home plate, minimum 40 games.

# Umpire Games Avg Min Avg Runs
1 Edwin Jimenez 97 155 8.8
2 Emil Jimenez 121 158 8.8
3 David Arrieta 41 158 8.1
4 Derek Thomas 109 160 9.8
5 Tom Hanahan 109 161 9.4
6 Austin Jones 71 161 8.6
7 Jonathan Parra 54 161 8.6
8 Brian Walsh 113 161 9.7

Venue Demand Snapshot

Attendance adds useful context to the MLB environment, especially when comparing venues across the current season.

# Venue Games Avg Attendance
1 UNIQLO Field at Dodger Stadium 31 49,202
2 Petco Park 32 41,557
3 Rogers Centre 30 40,491
4 Yankee Stadium 26 40,435
5 Citizens Bank Park 30 38,839
6 Oracle Park 30 36,722
7 Citi Field 27 36,265
8 Angel Stadium 29 34,986