Jon Alston
Height6'0"
Weight235 lb
BornJun 4, 1983
Age43
CollegeStanfordSee College Stats
Rookie yr2006
Draft2006 · Rd 3, Pick 77 · LA
A linebacker who contributed in a defined role. Their developmental reflects a career built on specific contributions rather than volume.
Career Value · VORP
VORP 0 · #4409 · Role PlayerWorth 0 points of value above a freely-available replacement linebacker — top 96% of all 4,642 ranked at the position. 0 of 3 seasons cleared the replacement bar, by +0 on average.See board →
Seasons above replacement
3 replaced
Beat replacement (adds to VORP) Below it — adds 0, never a debit
47
Replacement
the KC-H bar
→
0
Seasons over
cleared the bar
×
+0
Avg surplus
peak +0
0 seasons × ~0 surplus ≈ VORP 0
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 | Rushing | Advanced (EPA) | |||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb | Pass EPA | Rush EPA | Rec EPA | Pass AirYd | Rec AirYd | |||||
| 2006 | — | — | 3 | — | 1 | 1 | — | — | — | 0.0 | 0.0 | 0 | 0 | 0 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2007 | — | LV | 4 | — | 3 | 2 | 1 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 1 | — | 0 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2008 | — | LV | 6 | — | 15 | 11 | 4 | 1 | 0 | 0.0 | 1.0 | 0 | 1 | 0 | — | 0 | 0 | 1 | 22 | 0 | 22.0 | 0.0 | 1 | 100.0 | 0 | — | — | — | — | — |
| 2008 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3.3 | — | 0 | 0 |
| 2009 | — | LV | 6 | — | 16 | 9 | 7 | 2 | 0 | 0.0 | 2.0 | 0 | 0 | 0 | — | 0 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 19 | — | 35 | 23 | 12 | 3 | 0 | 0.0 | 3.0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 22 | 0 | 22.0 | 0.0 | 1 | 100.0 | 0 | — | 3.3 | — | 0 | 0 | |
Career EPA3.3·3 rushing·3.3/season
Rushing
Defense
Advanced (EPA)
| Season | Age | Team | G | GS | Pass EPA | Rush EPA | Rec EPA | Pass AirYd | Rec AirYd |
|---|---|---|---|---|---|---|---|---|---|
| 2008 | 25 | — | — | — | — | 3.3 | — | 0 | 0 |
| Career | — | — | — | 0 | 0 |
KV-H Anatomy
KV-H 21 · Depth / RotationalA depth / rotational career by KV-H: a remarkably steady profile that scores 21 of 100, era-normalized against tackles/g peers across 3 scored seasons, with a short career trimming the score.
25
Sustained
career value
×.6
24
Peak
best 3 seasons
×.4
×0.86
Longevity
career length
Blend 24.6 × longevity 0.86 = KV-H 21· confidence 67%
What builds the career mark of 25
On-field 20.2
On-field production Staying available
Season-by-season quality (era-relative tackles/g)
2007bestavg 242009
All-Time Standing
how this career measures against the all-time greats at the position5
Depth
of 100
Reached 0% of the all-time Rushing Yards leader — a rotational/depth all-time profile at the position.
0% of the all-time Rushing Yards leader0
0 categories ≥25% of the all-time leader0
3.3 EPA/season over 1 season51
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: 92%.
Career Aging Trajectory
vs. position group average · KV-H basisAmber = this player (normalized to own peak). Indigo = average linebackers aging curve. Group peak age: 25. Source: StatVault KV-H era (1999+).
Combine · 2006
Percentiles compare each raw measurement against position peers, the full combine pool, and the same draft class where enough samples exist.
4.50s
40-Yard
Elite · 94th pct
Pos 94thAll 77thClass Pos 93thClass All 73th
40"
Vertical
Elite · 95th pct
Pos 95thAll 95thClass Pos 83thClass All 90th
132"
Broad Jump
Elite · 99th pct
Pos 99thAll 98thClass Pos 97thClass All 98th
30 reps
Bench
Elite · 96th pct
Pos 96thAll 92thClass Pos 91thClass All 89th
6.90s
3-Cone
Strong · 85th pct
Pos 85thAll 81thClass Pos 85thClass All 79th
4.13s
Shuttle
Strong · 84th pct
Pos 84thAll 84thClass Pos 62thClass All 78th
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Stanford), 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
Sebastian JanikowskiK3yShane LechlerP3yGerard WarrenDT3yTommy KellyDE3yNnamdi AsomughaCB3yMichael HuffFS3yKirk MorrisonLB3yStanford RouttCB3yThomas HowardLB3yJustin FargasRB3yJay RichardsonLB3yJohnnie Lee HigginsWR3ySam WilliamsOLB3yHiram EugeneDB3yJaMarcus RussellQB3yRicky BrownLB3yDarren McFaddenRB2yTyvon BranchS2yDerrick BurgessDE2yJustin GriffithRB2yMichael BushRB2yTerdell SandsDT2yRonald CurryWR2yTrevor ScottDE2y
2006 Draft Class· this player went #77
Similar Players
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Movementderived from season history
- 2009final season
Last recorded season with LV
- 2007team change
Joined LV (from LA)
- 2006draft
Drafted by LA — Round 3, Pick 77
Athletic & Unique Profile
verified measurements and curated source-tagged facts6'0" / 235 lb
Frame
223 lb at 4.50s
Size-speed
40" vert / 132" broad
Explosion
30 reps
Bench power
Injury History
1 career game missed (Out)From nflverse weekly injury reports · coverage begins 2009.
| Season | Team | Games Out | Designations |
|---|---|---|---|
| 2009 | OAK | 1 | W12Out· Illness |
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 3-season peers. See all →
21
peak 24
Season Report Cards· KV-H era-normalized per season
F2007
F2008
D2009
Availability
Career durability — games played vs. scheduled, across 4 seasons.
30%
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 |
|---|---|---|---|---|
| 2007 | 3 | 0.8 | 0-3 | 0 |
| 2008 | 15 | 2.5 | 23+8 | 1.3 |
| 2009 | 16 | 2.7 | 30+14 | 1.8 |
Data: nflverse:players, nflverse:player_stats, nflverse:player_stats_def, nflverse:combine, nflverse:draft_picks, nflverse:advanced-epa (CC-BY 4.0), nflverse:injuries, wikipedia:season-stats (CC-BY-SA, facts-only), espn.com:stats-api (facts-only reference), nfl.com:official-stats (games-played, facts-only reference) · multi-source verified via the StatVault Oracle · updated 6/18/2026
Career Value · VORP
0 career value over replacement — #4409 all-time of 4,642. 0/season above a replacement-level LB.
Draft OutcomeBust ↓
Pick #77 (Rd 3) · LA · 2006 · -19 vs expected KV-H
21actual
40 expected · Δ−19
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