Zach VanValkenburg
Role Player
Height6'4"
Weight259 lb
BornFeb 17, 1998
Age28
CollegeIowaSee College Stats
ConferenceBig Ten
Rookie yr2022
A linebacker who contributed in a defined role. Their developmental reflects a career built on specific contributions rather than volume.
Combined Season Grid
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping.
3 grids split in one view
| Season | Age | Team | G | GS | Defense | Snap Counts | Advanced Defense & Coverage (2018+) | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | Off | Off% | Def | Def% | ST | ST% | Tgt | Cmp | Cmp% | RateAll | ADOT | Prss | Hrry | QBKD | Bltz | MissTkl | Miss% | |||||
| 2023 | — | LA | 5 | — | 7 | 2 | 5 | 1 | 2 | 1.0 | 4.0 | 0 | 0 | 0 | — | 0 | 0 | — | 0.0% | 97 | 16.3% | 56 | 31.4% | 2 | 1 | 0.5 | 66.7 | 3.5 | 2 | 0 | 1 | 3 | 1 | 0.1 |
| Career | — | 5 | — | 7 | 2 | 5 | 1 | 2 | 1.0 | 4.0 | 0 | 0 | 0 | — | 0 | 0 | — | 0.0% | 97 | 16.3% | 56 | 31.4% | 2 | 1 | — | — | — | 2 | 0 | 1 | 3 | 1 | — | |
Defense
| Season | Age | Team | G | GS | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 25 | LA | 5 | 0* | 7 | 2 | 5 | 1 | 2 | 1.0 | 4.0 | 0 | 0 | 0 | — | 0 | 0 | 1.9 |
| Career | 5 | 7 | 2 | 5 | 1 | 2 | — | — | 0 | 0 | 0 | — | 0 | 0 | 1.9 |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
Snap Counts
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
Advanced Defense & Coverage (2018+)
| Season | Age | Team | G | GS | Tgt | Cmp | Cmp% | RateAll | ADOT | Prss | Hrry | QBKD | Bltz | MissTkl | Miss% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 25 | LA | 9 | 0* | 2 | 1 | 0.5 | 66.7 | 3.5 | 2 | 0 | 1 | 3 | 1 | 0.1 |
| Career | 9 | 2 | 1 | — | — | — | 2 | 0 | 1 | 3 | 1 | — |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
KV-H Anatomy
KV-H 17 · Depth / RotationalA depth / rotational career by KV-H: a remarkably steady profile that scores 17 of 100, era-normalized against tackles/g peers across 1 scored season, with a short career trimming the score.
23
Sustained
career value
×.6
23
Peak
best 3 seasons
×.4
×0.72
Longevity
career length
Blend 23 × longevity 0.72 = KV-H 17· confidence 63%
What builds the career mark of 23
On-field 19.3
On-field production Staying available
Season-by-season quality (era-relative tackles/g)
2023bestavg 232023
All-Time Standing
how this career measures against the all-time greats at the position1
Depth
of 100
Reached 1% of the all-time Sacks leader — a rotational/depth all-time profile at the position.
1% of the all-time Sacks leader1
0 categories ≥25% of the all-time leader0
A 0–100 scale where 100 = matched the all-time leaderat this position. Built only from visible encyclopedia data — career production vs. the all-time leader, plus efficiency (EPA) and comparable-player confidence — so it's a transparent context score, not a subjective rating. Tiers: Elite ≥ 85 · Strong ≥ 65 · Solid ≥ 45 · Depth < 45. Comparable-player confidence: 95%.
Per-Snap Impact
Linebackers · proprietary · 2012+—
below snap floor
Disruption/1004.124Snap share16.3%Def snaps97Emerging
Production per snap — the box score normalized by opportunity. SIS is z-scored within linebackers, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Iowa), but no parsed college box-score table is present in this profile artifact. The section stays here so every profile has a consistent college-stats landing point without fabricating unavailable rows.
Reference Graph
Career teammates and draft class, derived from year-by-year rosters — every name is linked.
Top Teammates
Matthew StaffordQB1yAaron DonaldDL1yRob HavensteinOT1yDemarcus RobinsonWR1yTyler HigbeeTE1yCooper KuppWR1yJonah WilliamsDE1yColeman SheltonC1yCarson WentzQB1yTroy ReederLB1yJohn JohnsonDB1yCarson TinkerLS1yAhkello WitherspoonCB1yRoyce FreemanRB1yKevin DotsonG1yErnest JonesLB1yChristian RozeboomLB1yBen SkowronekWR1yJoe NoteboomOT1yMichael HoechtLB1yTutu AtwellWR1yJordan FullerSAF1yBrett MaherK1yCobie DurantCB1y
Similar Players
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Movementderived from season history
- 2023signing
Entered the NFL with LA
- 2023final season
Last recorded season with LA
Athletic & Unique Profile
verified measurements and curated source-tagged facts6'4" / 259 lb
Frame
Knox
StatVault's proprietary player intelligence, informed by full career data. How Knox works →
Historical Knox · KV-H
Era-normalized career quality — z-scored against 1-season peers. See all →
17
peak 23
Availability
Career durability — games played vs. scheduled, across 1 season.
53%
Era Translator
Tackles translated to the 2025NFL — each season's standing among its own-era peers, projected onto 2025's scoring environment. Modern-era (1999+) coverage.
| Season | Actual Tackles | Tackles/G | → 2025 Tackles | → 2025 /G |
|---|---|---|---|---|
| 2023 | 7 | 1.4 | 24+17 | 1.4 |
Data: nflverse:players, nflverse:player_stats_def, nflverse:snap_counts, espn.com:stats-api (facts-only reference) · multi-source verified via the StatVault Oracle · updated 6/18/2026
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