Brock Purdy is a career quality starter β a quarterback whose body of work places Purdy in the top quarter of all players at the position historically. The Knox model values sustained contribution over flash, and Purdy's career arc reflects exactly that kind of reliable professional-grade performance.
Postseason all-time ranks
A top 20% all-time quarterback who consistently made an impact across multiple seasons. Above-average snap-level impact reinforces the playmaking ability.
Worth 90 points of value above a freely-available replacement quarterback β top 28% of all 4,642 ranked at the position. 3 of 4 seasons cleared the replacement bar, by +30 on average.See board β
Seasons above replacement
3 seasons Γ ~30 surplus β VORP 90
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at onceβno tab hopping.
| Season | Age | Team | G | GS | Passing | Rushing | Defense | Snap Counts | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | Off | Off% | Def | Def% | ST | ST% | |||||
| 2022 | β | SF | 9 | β | 114 | 170 | 67.1% | 1,374 | 13 | 4 | 7.6 | 2.4 | 8.1 | 8.6 | 3.3 | 107.3 | 11 | 22 | 13 | 1 | 0.6 | 4.5 | 5 | 22.7 | 0 | β | β | β | β | β | β | β | β | β | β | β | β | β | 380 | 64.6% | β | 0.0% | β | 0.0% |
| 2023 | β | SF | 16 | β | 308 | 444 | 69.4% | 4,280 | 31 | 11 | 7.0 | 2.5 | 9.6 | 9.9 | 2.8 | 113.0 | 28 | 39 | 144 | 2 | 3.7 | 5.1 | 15 | 38.5 | 0 | β | β | β | β | β | β | β | β | β | β | β | β | β | 936 | 93.4% | β | 0.0% | β | 0.0% |
| 2023 | β | BAL | 2 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | 2 | 2 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | β | 0 | 0 | β | β | β | β | β | β |
| 2024 | β | SF | 15 | β | 300 | 455 | 65.9% | 3,864 | 20 | 12 | 4.4 | 2.6 | 8.5 | 8.2 | 1.7 | 96.1 | 31 | 66 | 323 | 5 | 4.9 | 7.6 | 33 | 50.0 | 0 | β | β | β | β | β | β | β | β | β | β | β | β | β | 944 | 98.9% | β | 0.0% | β | 0.0% |
| 2024 | β | MIN | 1 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | 1 | 1 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | β | 0 | 0 | β | β | β | β | β | β |
| 2025 | β | SF | 9 | β | 197 | 284 | 69.4% | 2,167 | 20 | 10 | 7.0 | 3.5 | 7.6 | 7.5 | 2.0 | 100.5 | 11 | 33 | 147 | 3 | 4.5 | 9.1 | 16 | 48.5 | 0 | β | β | β | β | β | β | β | β | β | β | β | β | β | 576 | 97.8% | β | 0.0% | β | 0.0% |
| Career | β | 52 | β | 919 | 1,353 | 67.9% | 11,685 | 84 | 37 | 6.2 | 2.7 | 8.6 | 8.6 | 2.3 | 104.0 | 81 | 160 | 627 | 11 | 3.9 | 6.9 | 69 | 43.1 | 0 | 3 | 3 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | β | 0 | 0 | 2,836 | 88.7% | β | 0.0% | β | 0.0% | |
| Season | Age | Team | G | GS | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 23 | SF | 9 | 6* | 114 | 170 | 67.1% | 1,374 | 13 | 4 | 7.6 | 2.4 | 8.1 | 8.6 | 3.3 | 107.3 | 11 | 6.9 |
| 2023 | 24 | SF | 16 | 15* | 308 | 444 | 69.4% | 4,280 | 31 | 11 | 7.0 | 2.5 | 9.6 | 9.9 | 2.8 | 113.0 | 28 | 15.5 |
| 2024 | 25 | SF | 15 | 15* | 300 | 455 | 65.9% | 3,864 | 20 | 12 | 4.4 | 2.6 | 8.5 | 8.2 | 1.7 | 96.1 | 31 | 12.5 |
| 2025 | 26 | SF | 9 | 9* | 197 | 284 | 69.4% | 2,167 | 20 | 10 | 7.0 | 3.5 | 7.6 | 7.5 | 2.0 | 100.5 | 11 | 7.6 |
| Career | 49 | 45* | 919 | 1,353 | 67.9% | 11,685 | 84 | 37 | 6.2 | 2.7 | 8.6 | β | β | 104.0 | 81 | 42.5 |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
| Season | Age | Team | G | GS | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 23 | SF | 9 | 6* | 22 | 13 | 1 | 0.6 | 4.5 | 5 | 22.7 | 0 |
| 2023 | 24 | SF | 16 | 15* | 39 | 144 | 2 | 3.7 | 5.1 | 15 | 38.5 | 0 |
| 2024 | 25 | SF | 15 | 15* | 66 | 323 | 5 | 4.9 | 7.6 | 33 | 50.0 | 0 |
| 2025 | 26 | SF | 9 | 9* | 33 | 147 | 3 | 4.5 | 9.1 | 16 | 48.5 | 0 |
| Career | 49 | 45* | 160 | 627 | 11 | 3.9 | β | 69 | β | 0 |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
| Season | Age | Team | G | GS | Off | Off% | Def | Def% | ST | ST% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 23 | SF | 9 | 6* | 380 | 64.6% | β | 0.0% | β | 0.0% |
| 2023 | 24 | SF | 16 | 15* | 936 | 93.4% | β | 0.0% | β | 0.0% |
| 2024 | 25 | SF | 15 | 15* | 944 | 98.9% | β | 0.0% | β | 0.0% |
| 2025 | 26 | SF | 9 | 9* | 576 | 97.8% | β | 0.0% | β | 0.0% |
| Career | 49 | 45* | 2,836 | β | β | β | β | β |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
| Season | Age | Team | G | GS | Pass EPA | Rush EPA | Rec EPA | Pass AirYd | Rec AirYd |
|---|---|---|---|---|---|---|---|---|---|
| 2022 | 23 | β | β | 6* | 36.5 | -10.5 | β | 1,117 | 0 |
| 2023 | 24 | β | β | 15* | 143.8 | 11.4 | β | 3,636 | 0 |
| 2024 | 25 | β | β | 15* | 78.7 | 19.2 | β | 3,904 | 0 |
| Career | 36* | β | β | β | 8,657 | 0 |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
| Season | Age | Team | G | GS | OnTgt% | Bad% | Prss | Prss% | Hrry | Hits | Bltz | PktTime | Throwaway | Batted | Scrm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 23 | SF | β | 6* | 77.0 | 12.1 | 31 | 16.6 | 5 | 15 | 54 | 2.3 | 5 | 7 | β |
| 2023 | 24 | SF | β | 15* | 75.5 | 16.3 | 98 | 20.1 | 28 | 42 | 142 | 2.6 | 12 | 13 | β |
| 2024 | 25 | SF | β | 15* | 78.4 | 14.1 | 101 | 19.1 | 32 | 38 | 142 | 2.5 | 10 | 10 | 44 |
| 2025 | 26 | SF | β | 9* | 82.2 | 12.3 | 66 | 21.1 | 27 | 28 | 59 | 2.7 | 15 | 4 | 18 |
| Career | 45* | β | β | 296 | β | 92 | 123 | 397 | β | 42 | 34 | 62 |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
| Season | Age | Team | G | GS | YBC | YBC/Att | YAC | YAC/Att | BrkTkl | Att/Br | 1D |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 23 | SF | 9 | 6* | 6 | 0.3 | 7 | 0.3 | 0 | β | 5 |
| 2023 | 24 | SF | 16 | 15* | 108 | 2.8 | 36 | 0.9 | 2 | 19.5 | 15 |
| 2024 | 25 | SF | 15 | 15* | 259 | 3.9 | 64 | 1.0 | 2 | 33.0 | 33 |
| 2025 | 26 | SF | 9 | 9* | 126 | 3.8 | 21 | 0.6 | 0 | β | 16 |
| Career | 49 | 45* | 499 | β | 128 | β | 4 | β | 69 |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
A strong starter career by KV-H: a well-rounded profile that scores 58 of 100, era-normalized against pass yds/g peers across 4 scored seasons, with a short career trimming the score.
Blend 63 Γ longevity 0.93 = KV-H 58Β· confidence 100%
Season-by-season quality (era-relative pass yds/g)
Ranked #328 of 600 by seasons where high individual production happened on low-win teams. Score aggregates only tracked StatVault categories.
Reached 13% of the all-time Passing Yards leader β a rotational/depth all-time profile at the position.
A 0β100 scale where 100 = matched the all-time leaderat this position. Built only from visible encyclopedia data β career production vs. the all-time leader, plus efficiency (EPA) and comparable-player confidence β so it's a transparent context score, not a subjective rating. Tiers: Elite β₯ 85 Β· Strong β₯ 65 Β· Solid β₯ 45 Β· Depth < 45. Comparable-player confidence: 88%.
Production per snap β the box score normalized by opportunity. SIS is z-scored within quarterbacks, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).
Amber = this player (normalized to own peak). Indigo = average QBs aging curve. Group peak age: 29. Source: StatVault KV-H era (1999+).
Percentiles compare each raw measurement against position peers, the full combine pool, and the same draft class where enough samples exist.
| Season | School | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | Iowa State | β | 220 | β | 2,250 | 16 | 7 | 7.3 | 3.2 | 10.2 | 10.3 | 2.3 | 169.9 | β |
| 2019 | Iowa State | β | 475 | β | 3,982 | 27 | 9 | 5.7 | 1.9 | 8.4 | 8.7 | 3.0 | 151.1 | β |
| 2020 | Iowa State | β | 365 | β | 2,750 | 19 | 9 | 5.2 | 2.5 | 7.5 | 7.5 | 2.1 | 142.1 | β |
| 2021 | Iowa State | β | 407 | β | 3,188 | 19 | 8 | 4.7 | 2.0 | 7.8 | 7.9 | 2.4 | 149.0 | β |
| Career | 0 | 1,467 | 0.0% | 12,170 | 81 | 33 | 5.5 | 2.2 | 8.3 | 8.4 | 2.5 | 70.7 | 0 |
| Season | School | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb |
|---|---|---|---|---|---|---|---|---|---|
| 2018 | Iowa State | 100 | 308 | 5 | 3.1 | 5.0 | β | β | β |
| 2019 | Iowa State | 93 | 249 | 8 | 2.7 | 8.6 | β | β | β |
| 2020 | Iowa State | 87 | 382 | 5 | 4.4 | 5.7 | β | β | β |
| 2021 | Iowa State | 85 | 238 | 1 | 2.8 | 1.2 | β | β | β |
| Career | 365 | 1,177 | 19 | 3.2 | 5.2 | β | β | β |
Career teammates and draft class, derived from year-by-year rosters β every name is linked.
Brock inherited the San Francisco 49ers QB room from Jimmy Garoppolo (2017β2022), and holds it as the most recent the corpus records.
Statistical + physical similarity across every player in the database, position-relevant (0β100%).
Last recorded season with SF
Drafted by SF β Round 7, Pick 262
From nflverse weekly injury reports Β· coverage begins 2009.
| Season | Team | Games Out | Designations |
|---|---|---|---|
| 2024 | SF | 2 | W12OutΒ· Right ShoulderW13QuestionableΒ· Right ShoulderW18OutΒ· Right Elbow |
| 2023 | SF | 0 | W8QuestionableΒ· Concussion |
| 2022 | SF | 0 | W15QuestionableΒ· Oblique / Rib |
StatVault's proprietary player intelligence, informed by full career data. How Knox works β
Era-normalized career quality β z-scored against 4-season peers. See all β
Career durability β games played vs. scheduled, across 4 seasons.
Pass Yds translated to the 2025NFL β each season's standing among its own-era peers, projected onto 2025's scoring environment. Modern-era (1999+) coverage.
| Season | Actual Pass Yds | Pass Yds/G | β 2025 Pass Yds | β 2025 /G |
|---|---|---|---|---|
| 2022 | 1,374 | 152.7 | 2,636+1,262 | 155.1 |
| 2023 | 4,280 | 267.5 | 4,463+183 | 262.5 |
| 2024 | 3,864 | 257.6 | 4,328+464 | 254.6 |
| 2025 | 2,167 | 240.8 | 4,093+1,926 | 240.8 |
Data: nflverse:players, nflverse:player_stats, nflverse:player_stats_def, nflverse:snap_counts, nflverse:combine, nflverse:draft_picks, nflverse:advanced-epa (CC-BY 4.0), nflverse:injuries, wikipedia:college-stats (CC-BY-SA, facts-only) Β· multi-source verified via the StatVault Oracle Β· updated 6/18/2026
Career Value Β· VORP
90 career value over replacement β #1277 all-time of 4,642. 22.5/season above a replacement-level QB.
Career Profile
Pick #262 (Rd 7) Β· SF Β· 2022 Β· +50 vs expected KV-H
Fan Rating
Rate Brock Purdy β All-Time
Explore More
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Composite score across availability, IR frequency, and injury severity. See all β
The room is reconstructed from arrival order among durable members (β₯4 seasons with the club) at the playerβs position group β a lineage by arrival, not a week-by-week depth chart. Distinct from the league-wide positional GOAT torch.
Deshaun Watson
QB
87% match
2022 Draft ClassmatesFull class β
Gave the San Francisco 49ers an entire corpus-attributed career β 4 seasons (2022β2025), one crest. The rarest loyalty in the sport.