Player Career
Career story, signature performances, transfer context, and season arc are grouped for biography-style searches.
Player Story
J.R. Singleton built his college career from 2020 through 2024 as a defensive lineman from Gurnee, IL wearing No. 58, spending time with Iowa State. The clearest part of J.R. Singleton's career was his defensive production: 74 tackles, 10.5 tackles for loss, 7.5 sacks, and 1 pass defended across 36 career games in the available record. That gives J.R. Singleton's career enough real context without stretching the story beyond the available production.
Track team changes, role shifts, and season-to-season movement.
Iowa State
2020-2024
Opening stop
Season Value Progression
| Season | Team | Primary | Efficiency | Usage | Delta |
|---|---|---|---|---|---|
| 2020 Regular Season | Iowa State | 0 | — | — | — |
| 2021 Postseason | Iowa State | 2 | 9.4 | 2.3 | 2 |
| 2021 Regular Season | Iowa State | 2 | 9.4 | 2.3 | 0 |
| 2022 Regular Season | Iowa State | 0 | 9.4 | 2 | -2 |
| 2023 Postseason | Iowa State | 15 | 18.6 | 6.2 | 15 |
| 2023 Regular Season | Iowa State | 15 | 18.6 | 6.2 | 0 |
| 2024 Postseason | Iowa State | 17 | 25.3 | 9.4 | 2 |
| 2024 Regular Season | Iowa State | 17 | 25.3 | 9.4 | 0 |
#1 Featured game
vs North Dakota
Week 1 · W 21-3
Win with 4 impact plays across the defensive snap sheet.
4
Havoc Plays
84.2 takeover
4 disruption/tackle impact with 84.2 takeover score.
#2
vs Oklahoma State
Week 4 · W 34-27 · Conference game
4
Havoc Plays
82.8 takeover
Win with 4 impact plays across the defensive snap sheet.
4 disruption/tackle impact with 82.8 takeover score.
#3
vs Texas Tech
Week 10 · L 22-23 · Conference game
3
Havoc Plays
72.5 takeover
Loss with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 72.5 takeover score.
#4
@ Baylor
Week 9 · W 30-18 · Conference game
3
Havoc Plays
68.6 takeover
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 68.6 takeover score.
#5
@ Iowa
Week 2 · W 20-19
2
Havoc Plays
62.2 takeover
Win with 2 impact plays across the defensive snap sheet.
2 disruption/tackle impact with 62.2 takeover score.
#1 Season by Season Value
2024 Postseason · Iowa State
17 primary output · 25.3 efficiency · 9.4 usage
64.5
#2
2024 Regular Season · Iowa State
64.5
17 primary · 25.3 efficiency · 9.4 usage
#3
2023 Postseason · Iowa State
52.1
15 primary · 18.6 efficiency · 6.2 usage
5
Impact games
10
Splash games
0
10+ tackle games
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