RefMetrics Baseball

MLB Umpire Profiles

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

Select an umpire to move from high-level leaderboard volume into plate-level game context and betting trends.

Umpire Profile

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

See Alfonso Márquez for example.

Selected Umpire
Mike Muchlinski

Current profile selection.

Assignments
1,337

Across 12 tracked seasons.

Plate Games
334

334 tracked home plate assignments with final scores.

Base Positions
1003

1B 338 • 2B 341 • 3B 324

Avg Plate Total
9.17

Expected total Subscription required on average.

Runs vs Total
Subscription required

Positive means this umpire’s plate games finish above the closing total.

O/U Record
Subscription required

Subscription required

Favorite Cover
Subscription required

Subscription required

Home Win %
52.7%

Share of tracked home plate games won by the home team.

Pace & Crowd
178 min

Avg attendance 28,753 in plate games.

Profile Breakdown

Switch between team-level betting analysis and the full assignment schedule for Mike Muchlinski.

Team Betting Splits

How individual teams perform against the number when Mike Muchlinski is behind the plate.

# Team Games ATS Record Team Cover % Home Cover % Away Cover % O/U Record Over % Avg vs RL Avg vs Total
1 Oakland Athletics Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
2 Seattle Mariners Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
3 Milwaukee Brewers Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
4 Baltimore Orioles Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
5 San Diego Padres Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
6 Texas Rangers Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
7 Houston Astros Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
8 Arizona Diamondbacks Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
9 Chicago White Sox Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
10 San Francisco Giants Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
11 Minnesota Twins Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
12 Miami Marlins Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
13 Cincinnati Reds Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
14 Pittsburgh Pirates Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
15 New York Yankees Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
16 Washington Nationals Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
17 Los Angeles Angels Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
18 Boston Red Sox Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
19 Atlanta Braves Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
20 Los Angeles Dodgers Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
21 St. Louis Cardinals Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
22 Toronto Blue Jays Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
23 New York Mets Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
24 Philadelphia Phillies Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
25 Chicago Cubs Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
26 Tampa Bay Rays Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
27 Detroit Tigers Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
28 Kansas City Royals Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
29 Colorado Rockies Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
30 Cleveland Indians Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
31 Cleveland Guardians Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required
32 Athletics Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required Subscription required

Assignment Schedule

Filter the full MLB assignment history for Mike Muchlinski by season, position, and team.

Scores are shown home-away. Green marks a positive betting result for that column's angle, and red marks a negative one.

Showing 1-25 of 1337 filtered assignments .

Date Home Away Score Favorite RL Home RL O/U Pos Attendance
2026-07-27 SF MIL 3-0
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
First Base 35,107
2026-07-26 STL CIN 3-5
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Second Base 22,852
2026-07-25 STL CIN 7-0
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Third Base 33,975
2026-07-24 STL CIN 2-4
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Home Plate 29,900
2026-07-23 ATL SD 6-5
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
First Base 29,441
2026-07-22 ATL SD 7-6
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Second Base 33,766
2026-07-21 ATL SD 3-8
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Third Base 31,870
2026-07-20 ATL SD 3-2
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Home Plate 31,263
2026-07-12 CWS ATH 9-1
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
First Base 27,175
2026-07-11 CWS ATH 1-0
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Second Base 22,742
2026-07-10 CWS ATH 14-1
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Third Base 37,539
2026-07-09 TB NYY 4-12
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Home Plate 18,255
2026-07-08 TB NYY 3-0
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
First Base 19,373
2026-07-07 TB NYY 6-4
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Second Base 18,115
2026-07-06 TB NYY 1-5
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Third Base 18,129
2026-06-28 NYM PHI 4-5
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Home Plate 38,770
2026-06-27 NYM PHI 6-2
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
First Base 37,338
2026-06-26 NYM PHI 1-2
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Second Base 39,077
2026-06-25 TB KC 13-2
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Third Base 14,276
2026-06-24 TB KC 5-3
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Home Plate 11,857
2026-06-23 TB KC 5-12
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
First Base 11,171
2026-06-22 TB KC 1-2
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Second Base 11,298
2026-06-21 TEX SD 4-3
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Home Plate 36,311
2026-06-20 TEX SD 4-6
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
First Base 35,383
2026-06-18 NYY CWS 1-5
Result Subscription required Line Subscription required
Result Subscription required Line Subscription required
Result Subscription required Total Subscription required
Second Base 44,809
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