Justin March
Role Player
Height6'0"
Weight222 lb
BornJul 5, 1993
Age33
CollegeAkronSee College Stats
ConferenceMid-American
Rookie yr2015
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% | |||||
| 2016 | — | KC | 5 | — | 18 | 11 | 7 | 1 | 0 | 0.0 | 1.0 | 0 | 2 | 0 | — | 0 | 0 | — | 0.0% | 160 | 48.0% | 24 | 16.4% | — | — | — | — | — | — | — | — | — | — | — |
| 2017 | — | DAL | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.0% | — | 0.0% | 89 | 33.5% | — | — | — | — | — | — | — | — | — | — | — |
| 2018 | — | DAL | 1 | — | 1 | 0 | 1 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 | — | 0.0% | 8 | 6.0% | 190 | 46.0% | 0 | 0 | — | — | — | 0 | 0 | 0 | 1 | 0 | 0.0 |
| 2019 | — | DAL | 1 | — | 6 | 5 | 1 | 0 | 0 | 0.0 | 0.0 | 0 | 1 | 0 | — | 0 | 0 | — | 0.0% | 44 | 12.0% | 274 | 61.4% | 11 | 7 | 0.6 | 82.8 | 3.0 | 0 | 0 | 0 | 1 | 2 | 0.1 |
| 2020 | — | DAL | 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.0% | — | 0.0% | 211 | 63.8% | — | — | — | — | — | — | — | — | — | — | — |
| 2021 | — | SF | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.0% | — | 0.0% | 27 | 49.0% | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 31 | — | 25 | 16 | 9 | 1 | 0 | 0.0 | 1.0 | 0 | 3 | 0 | — | 0 | 0 | — | 0.0% | 212 | 22.0% | 815 | 45.0% | 11 | 7 | — | — | — | 0 | 0 | 0 | 2 | 2 | — | |
Defense
| Season | Age | Team | G | GS | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | 23 | KC | 5 | 0* | 18 | 11 | 7 | 1 | 0 | 0.0 | 1.0 | 0 | 2 | 0 | — | 0 | 0 | 2.2 |
| 2018 | 25 | DAL | 1 | 0* | 1 | 0 | 1 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2019 | 26 | DAL | 1 | 0* | 6 | 5 | 1 | 0 | 0 | 0.0 | 0.0 | 0 | 1 | 0 | — | 0 | 0 | — |
| Career | 7 | 25 | 16 | 9 | 1 | 0 | — | — | 0 | 3 | 0 | — | 0 | 0 | 2.2 |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
Snap Counts
| Season | Age | Team | G | GS | Off | Off% | Def | Def% | ST | ST% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | 23 | KC | 5 | 0* | — | 0.0% | 160 | 48.0% | 24 | 16.4% |
| 2017 | 24 | DAL | 10 | — | — | 0.0% | — | 0.0% | 89 | 33.5% |
| 2018 | 25 | DAL | 16 | 0* | — | 0.0% | 8 | 6.0% | 190 | 46.0% |
| 2019 | 26 | DAL | 16 | 0* | — | 0.0% | 44 | 12.0% | 274 | 61.4% |
| 2020 | 27 | DAL | 12 | — | — | 0.0% | — | 0.0% | 211 | 63.8% |
| 2021 | 28 | SF | 2 | — | — | 0.0% | — | 0.0% | 27 | 49.0% |
| Career | 61 | — | — | 212 | — | 815 | — |
* 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% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 25 | DAL | 16 | 0* | 0 | 0 | — | — | — | 0 | 0 | 0 | 1 | 0 | 0.0 |
| 2019 | 26 | DAL | 16 | 0* | 11 | 7 | 0.6 | 82.8 | 3.0 | 0 | 0 | 0 | 1 | 2 | 0.1 |
| Career | 32 | 11 | 7 | — | — | — | 0 | 0 | 0 | 2 | 2 | — |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
KV-H Anatomy
KV-H 19 · Depth / RotationalA depth / rotational career by KV-H: a remarkably steady profile that scores 19 of 100, era-normalized against tackles/g peers across 1 scored season, with a short career trimming the score.
27
Sustained
career value
×.6
27
Peak
best 3 seasons
×.4
×0.72
Longevity
career length
Blend 27 × longevity 0.72 = KV-H 19· confidence 63%
What builds the career mark of 27
On-field 23.1
On-field production Staying available
Season-by-season quality (era-relative tackles/g)
2016bestavg 272016
Per-Snap Impact
Linebackers · proprietary · 2012+—
below snap floor
Disruption/1001.887Snap share22%Def snaps212Emerging
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 (Akron), 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
Zack MartinG4yDeMarcus LawrenceLB4yTyron SmithOT4yDak PrescottQB4yEzekiel ElliottRB4yXavier WoodsFS4yL.P. LaDouceurLS4yJourdan LewisCB4ySean LeeOLB4yChidobe AwuzieCB4yJoe LooneyC4yTyrone CrawfordDT4yJaylon SmithMLB4yChris JonesP4yBlake JarwinTE4yAmari CooperWR3yMaliek CollinsDT3yDalton SchultzTE3yDorance ArmstrongDE3yC.J. GoodwinCB3yByron JonesCB3yJeff HeathS3yConnor WilliamsC3yLa'el CollinsOT3y
Similar Players
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Movementderived from season history
- 2021team change
Joined SF (from DAL)
- 2021final season
Last recorded season with SF
- 2017team change
Joined DAL (from KC)
- 2016signing
Entered the NFL with KC
Athletic & Unique Profile
verified measurements and curated source-tagged facts6'0" / 222 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 →
19
peak 27
Availability
Career durability — games played vs. scheduled, across 6 seasons.
69%
20162021
2016 · backup · 5/16 G
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 |
|---|---|---|---|---|
| 2016 | 18 | 3.6 | 48+30 | 2.8 |
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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