RefMetrics Baseball

MLB Umpire Profiles

Break down one MLB umpire at a time with assignment counts, home plate scoring context, pace, attendance, and recent appearances.

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Umpire Profile

Search through all logged MLB umpires and inspect where they work most often and what their home plate games look like.

Selected Umpire
Cory Blaser

Current profile selection.

Total Games
1,460

Assignments captured in the available MLB data.

Home Plate
359

Plate assignments across all tracked seasons.

Seasons
12

Distinct MLB seasons with at least one assignment.

Base Positions
1101

Combined first, second, and third base assignments.

Avg HP Runs
8.58

Average combined runs in this umpire’s plate games.

Avg HP Duration
175 min

Average game length when working the plate.

Avg HP Attendance
25,212

Average attendance in this umpire’s plate games.

Recent Assignments

Most recent MLB assignments for Cory Blaser, including position and total runs.

Date Matchup Position Venue Status Total Runs
2026-04-26 Boston Red Sox at Baltimore Orioles First Base Oriole Park at Camden Yards Final 8.0
2026-04-25 Boston Red Sox at Baltimore Orioles Second Base Oriole Park at Camden Yards Final 18.0
2026-04-24 Boston Red Sox at Baltimore Orioles Third Base Oriole Park at Camden Yards Final 13.0
2026-04-23 Chicago White Sox at Arizona Diamondbacks Home Plate Chase Field Final 5.0
2026-04-22 Chicago White Sox at Arizona Diamondbacks First Base Chase Field Final 18.0
2026-04-21 Chicago White Sox at Arizona Diamondbacks Second Base Chase Field Final 16.0
2026-04-20 Los Angeles Dodgers at Colorado Rockies Second Base Coors Field Final 15.0
2026-04-19 Milwaukee Brewers at Miami Marlins First Base loanDepot park Final 8.0
2026-04-18 Milwaukee Brewers at Miami Marlins Second Base loanDepot park Final 7.0
2026-04-17 Milwaukee Brewers at Miami Marlins Third Base loanDepot park Final 12.0
2026-04-16 Kansas City Royals at Detroit Tigers Second Base Comerica Park Final 19.0
2026-04-15 Kansas City Royals at Detroit Tigers Third Base Comerica Park Final 3.0
2026-04-14 Kansas City Royals at Detroit Tigers Home Plate Comerica Park Final 3.0
2026-04-05 Philadelphia Phillies at Colorado Rockies First Base Coors Field Final 5.0
2026-04-04 Philadelphia Phillies at Colorado Rockies Second Base Coors Field Final 3.0