Usage Score
20.5
Player Dossier
2019-2022Iowa State
Jirehl Brock
RB • 6'0" • 220 lbs • Quincy, IL, USA
Balanced backfield optionSteady chain mover
Jirehl Brock leans balanced backfield option traits and 47.7 efficiency.
Efficiency
47.7
Consistency
49.3
Season Value
54.2
Career Arc
Value trend by season
Best season by value score: 2022 Regular Season · Iowa State
1920212122
Snapshot
- Career Teams
- 1
- Seasons Tracked
- 5
- Program Path
- Iowa State
- Peak Game
- Peak game by takeover score: Unknown
Scouting Read
Best season and peak-game context are pinned here so the rest of the page can stay analytical without losing the headline story.
Jirehl Brock, RB. Best season Best season by value score: 2022 Regular Season · Iowa State. Jirehl Brock leans balanced backfield option traits and 47.7 efficiency.
Player insights
Lead takeaway
Best season by value score: 2022 Regular Season
Iowa State paired 558 primary output with 47.7 efficiency.
Supporting note
2022 Regular Season role shape
backfield-heavy usage with 47.7 efficiency.
Supporting note
Career value is trending up
2022 Regular Season improved on the prior stop by season value score.
Supporting note
Peak game by takeover score: Unknown
Game with 117 yards from scrimmage and efficient touch value. It landed in the 90th percentile of the selected season.
Analysis workspace
Season Workbench
Filter the strongest season sample, inspect game-level shape, and then drop into the full log without losing the story of the year.
Season Explorer
Understand the selected season before dropping into the full game log.
2022 Regular Season · Iowa State
Games
10
Scrimmage Yards / G
55.8
Efficiency
47.7
Usage
20.5
Consistency
49.3
Best Game by takeover score
Oklahoma State
Hover a point or expand a game row to keep the active game context visible here.
Game-by-Game Trend
12345678910
Chronological game order.
Game by game trend chart. Unknown: 117. Iowa: 118. Ohio: 98. Baylor: 90. Kansas: 8. Kansas State: 33. Texas: 7. Oklahoma: 51. West Virginia: 19. Oklahoma State: 17
Volume vs Efficiency
Low volume / high quality
High volume / high quality
Low volume / lower quality
High volume / lower quality
Volume on the x-axis, quality on the y-axis.
Volume versus efficiency scatter chart. Unknown: 17 by 69.3. Iowa: 32 by 38.5. Ohio: 11 by 87.1. Baylor: 17 by 54.6. Kansas: 1 by 83.3. Kansas State: 15 by 25. Texas: 3 by 22.2. Oklahoma: 14 by 27.7. West Virginia: 5 by 36.1. Oklahoma State: 5 by 32.9
Split Comparison
Wins78.3 · n=3 · +44.0 vs Losses
Losses34.3 · n=6 · -44.0 vs Wins
First Half86.2 · n=5 · +60.8 vs Second Half
Second Half25.4 · n=5 · -60.8 vs First Half
Game Log
Dense stat lines with inline explanations and season-linked highlights.
10 games
Featured metric
Scrimmage Yards
Top game by takeover score
Unknown
Best efficiency game
87.1 vs Ohio
| Result | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Sat 11/12 | @ Oklahoma State | L 14-20 | 4 | 12 | 3 | 1 | 1 | 5 | 3.4 |
| Sat 11/5 | vs West Virginia | W 31-14 | 4 | 13 | 3.30 | 0 | 1 | 6 | 3.8 |
| Sat 10/29 | vs Oklahoma | L 13-27 | 11 | 22 | 2 | 0 | 3 | 29 | 3.6 |
| Sat 10/15 | @ Texas | L 21-24 | 2 | 4 | 2 | 0 | 1 | 3 | 2.3 |
| Sat 10/8 | vs Kansas State | L 9-10 | 13 | 33 | 2.50 | 0 | 2 | 0 | 2.2 |
| Sat 10/1 | @ Kansas | L 11-14 | 1 | 8 | 8 | 0 | — | — | 8 |
| Sat 9/24 | vs Baylor2+ TD | L 24-31 | 14 | 73 | 5.20 | 1 | 3 | 17 | 5.3 |
| Sat 9/17 | vs Ohio | W 43-10 | 7 | 76 | 10.90 | 0 | 4 | 22 | 8.9 |
| Sat 9/10 | @ Iowa100 rush yards | W 10-7 | 27 | 100 | 3.70 | 0 | 5 | 18 | 3.7 |
| Sat 9/3 | vs Unknown100 rush yards | — | 16 | 104 | 6.50 | 1 | 1 | 13 | 6.9 |
Career Arc
Track team changes, role shifts, and season-to-season movement.
- 1
Iowa State
2019-2022
Opening stop
Season Progression
20192020202120212022
| Season | Team | Primary | Efficiency | Usage | Delta |
|---|---|---|---|---|---|
| 2019 Regular Season | Iowa State | 48 | 52.1 | 7.8 | — |
| 2020 Regular Season | Iowa State | 78 | 43 | 6.7 | 30 |
| 2021 Postseason | Iowa State | 217 | 49.1 | 6.7 | 139 |
| 2021 Regular Season | Iowa State | 217 | 49.1 | 6.7 | 0 |
| 2022 Regular Season | Iowa State | 558 | 47.7 | 20.5 | 341 |
Signature Performances
Top Games
#1 Featured game
Unknown
Game with 117 yards from scrimmage and efficient touch value.
117
Primary metric
117 scrimmage yards and 27.9 usage.
#2
UL Monroe
40
Primary metric
Win with 40 yards from scrimmage and efficient touch value.
40 scrimmage yards and 8.5 usage.
#3
Ohio
98
Primary metric
Win with 98 yards from scrimmage and efficient touch value.
98 scrimmage yards and 17.2 usage.
#4
Iowa
118
Primary metric
Win driven by a workhorse rushing load.
118 scrimmage yards and 48.5 usage.
#5
Clemson
63
Primary metric
Loss with 63 yards from scrimmage and efficient touch value.
63 scrimmage yards and 38.6 usage.
Top Seasons
#1 Season by value score
2022 Regular Season · Iowa State
558 primary output · 47.7 efficiency · 20.5 usage
54.2
#2
2019 Regular Season · Iowa State
32.4
48 primary · 52.1 efficiency · 7.8 usage
#3
2021 Postseason · Iowa State
31.3
217 primary · 49.1 efficiency · 6.7 usage
Milestones
2
100+ rush yards
0
150+ scrimmage yards
1
2+ TD games
Bio, Recruit, and Data Context
Recruit Profile
4★
Class 2019 · Rating 0.9085
Quincy · Quincy, IL
- Committed To
- Iowa State
- Commit Date
- Jan 1, 2019
Career Facts
1
Career teams
5
Seasons tracked
901
Career Scrimmage Yards
Data Context
Coverage spans 5 tracked seasons, 29 games, and base opponent context only. Derived metrics fall back to raw production when share or rating context is missing.