Quintin Demps is a career quality starter — a defensive back whose body of work places Demps in the top quarter of all players at the position historically. The Knox model values sustained contribution over flash, and Demps's career arc reflects exactly that kind of reliable professional-grade performance.

SCHI#21RSR

Quintin Demps

Top 13% all-time defensive backsElite Playmaker📈 Late Developer · 2016 Team Carrier · #522

Height5'11"

Weight216 lb

BornJun 29, 1985

Age41

CollegeTexas-El Paso See College Stats

Rookie yr2008

Draft2008 · Rd 4, Pick 117 · PHI

Archetype Intelligence

Elite PlaymakerExplore archetypes →

A top 20% all-time defensive back who consistently made an impact across multiple seasons. Average per-snap value reinforces the playmaking ability.

Career Value · VORP

VORP 113 · #950 · High-Value

Worth 113 points of value above a freely-available replacement safety — top 21% of all 4,642 ranked at the position. 5 of 8 seasons cleared the replacement bar, by +22.6 on average.See board →

Seasons above replacement

5 cleared

3 replaced

Beat replacement (adds to VORP) Below it — adds 0, never a debit

Replacement

the KC-H bar

→

Seasons over

cleared the bar

+22.6

Avg surplus

peak +39

5 seasons × ~22.6 surplus ≈ VORP 113

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 (EPA)
Season	Age	Team	G	GS	Tkl	Solo	Ast	TFL	QBHits	Sk	Dis	Int	PD	FF	FR	TD	Sfty	Off	Off%	Def	Def%	ST	ST%	Pass EPA	Rush EPA	Rec EPA	Pass AirYd	Rec AirYd
2008	—	PHI	6	—	5	5	0	1	1	1.0	3.0	0	1	0	—	0	0	—	—	—	—	—	—	—	—	—	—	—
2008	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0	0
2009	—	PHI	5	—	7	7	0	0	0	0.0	0.0	1	3	0	—	0	0	—	—	—	—	—	—	—	—	—	—	—
2011	—	HOU	8	—	20	16	4	0	1	0.0	1.0	2	4	0	—	0	0	—	—	—	—	—	—	—	—	—	—	—
2012	—	HOU	12	—	27	21	6	2	0	0.0	2.0	0	5	0	1	0	0	—	—	—	—	—	—	—	—	—	—	—
2013	—	KC	14	—	32	22	10	0	0	0.0	0.0	4	9	0	—	0	0	—	0.0%	638	56.9%	262	54.8%	—	—	—	—	—
2013	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0	0
2014	—	NYG	13	—	52	36	16	1	0	0.0	1.0	4	7	1	—	0	0	—	0.0%	628	67.6%	199	42.1%	—	—	—	—	—
2015	—	HOU	13	—	58	32	26	1	1	0.5	2.5	1	6	1	2	1	0	—	0.0%	763	85.3%	67	16.8%	—	—	—	—	—
2016	—	HOU	13	—	53	36	17	1	1	0.0	2.0	6	9	1	—	0	0	—	0.0%	693	86.1%	—	0.0%	—	—	—	—	—
2017	—	CHI	3	—	10	9	1	0	0	0.0	0.0	0	0	0	—	0	0	—	0.0%	177	91.0%	—	0.0%	—	—	—	—	—
Career		—	87	—	264	184	80	6	4	1.5	11.5	18	44	3	3	1	0	—	0.0%	2,899	77.4%	528	37.9%	—	—	—	0	0

Defense

Season	Age	Team	G	GS	Tkl	Solo	Ast	TFL	QBHits	Sk	Dis	Int	PD	FF	FR	TD	VAL
2008	23	PHI	6	—	5	5	0	1	1	1.0	3.0	0	1	0	—	0	1.6
2009	24	PHI	5	—	7	7	0	0	0	0.0	0.0	1	3	0	—	0	2.5
2011	26	HOU	8	—	20	16	4	0	1	0.0	1.0	2	4	0	—	0	4.2
2012	27	HOU	12	—	27	21	6	2	0	0.0	2.0	0	5	0	1	0	4.2
2013	28	KC	14	9*	32	22	10	0	0	0.0	0.0	4	9	0	—	0	8.2
2014	29	NYG	13	11*	52	36	16	1	0	0.0	1.0	4	7	1	—	0	9.2
2015	30	HOU	13	12*	58	32	26	1	1	0.5	2.5	1	6	1	2	1	8
2016	31	HOU	13	11*	53	36	17	1	1	0.0	2.0	6	9	1	—	0	11.6
2017	32	CHI	3	—	10	9	1	0	0	0.0	0.0	0	0	0	—	0	—
Career			87	43*	264	184	80	6	4	—	—	18	44	3	3	1	49.5

* 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%
2013	28	KC	16	9*	—	0.0%	638	56.9%	262	54.8%
2014	29	NYG	16	11*	—	0.0%	628	67.6%	199	42.1%
2015	30	HOU	14	12*	—	0.0%	763	85.3%	67	16.8%
2016	31	HOU	13	11*	—	0.0%	693	86.1%	—	0.0%
2017	32	CHI	3	—	—	0.0%	177	91.0%	—	0.0%
Career			62	43*	—	—	2,899	—	528	—

* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)

Advanced (EPA)

Season	Age	Team	G	GS	Pass EPA	Rush EPA	Rec EPA
2008	23	—	—	—	—	—	—
2013	28	—	—	9*	—	—	—
Career				9*	—	—	—

* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)

KV-H Anatomy

KV-H 68 · Strong Starter

A strong starter career by KV-H: a peak-driven profile that scores 68 of 100, era-normalized against int/g peers across 8 scored seasons.

Sustained

career value

×.6

Peak

best 3 seasons

×.4

×1

Longevity

career length

Blend 68.2 × longevity 1 = KV-H 68· confidence 92%

What builds the career mark of 61

On-field 46.9

Availability 14.1

On-field production Staying available

Season-by-season quality (era-relative int/g)

2008bestavg 57elite 702016

Team Carrier Evidence

Ranked #522 of 600 by seasons where high individual production happened on low-win teams. Score aggregates only tracked StatVault categories.

Full board

Total Score

1 qualifying season

2014 NYG·6 team wins#19

Interceptions · 4 · score 7

All-Time Standing

how this career measures against the all-time greats at the position

Depth

of 100

Reached 8% of the all-time Interceptions leader — a rotational/depth all-time profile at the position.

8% of the all-time Interceptions leader8

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: 88%.

Per-Snap Impact

Defensive Backs · proprietary · 2012+

Above average

SIS

Disruption / 100 snaps:1.88See leaderboard →

Disruption/1001.88Snap share77.4%Def snaps2,899VolatileCV 0.56

Production per snap — the box score normalized by opportunity. SIS is z-scored within defensive backs, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).

Career Aging Trajectory

vs. position group average · KV-H basis

Amber = this player (normalized to own peak). Indigo = average defensive backs aging curve. Group peak age: 21. Source: StatVault KV-H era (1999+).

Combine · 2008

Percentiles compare each raw measurement against position peers, the full combine pool, and the same draft class where enough samples exist.

DB · 2008 class

4.39s

40-Yard

Strong · 86th pct

Pos 86thAll 94thClass Pos 71thClass All 92th

31.5"

Vertical

Low · 5th pct

Pos 5thAll 31thClass Pos 21thClass All 59th

110"

Broad Jump

Low · 1th pct

Pos 1thAll 25thClass Pos 5thClass All 27th

16 reps

Bench

Above avg · 55th pct

Pos 55thAll 22thClass Pos 37thClass All 16th

Postseason Career

6 playoff games

Defense

Tkl14Solo9Ast5TFL1Dis1.0

College Stats

Texas-El PasoCollege listed; stat table pending import

College stats are not imported for this profile yet.

StatVault has the verified college attribution (Texas-El Paso), 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.

2008 Draft Class· this player went #117

#108Kory LichtensteigerC #109Mike McGlynnOT #111Martin RuckerTE #112Anthony CollinsOT #113Dwight LoweryFS #114Reggie CornerDB #115Dre MooreDT #116Kenny IwebemaDE #118Xavier AdibiLB #119Jack WilliamsCB #120Craig SteltzS #121Red BryantDT #122Tashard ChoiceRB #123Bryan KehlLB #124Justin TryonDB #126Lavelle HawkinsWR

Franchise Succession

the room, before and after

Quintin inherited the Houston Texans DB room from Danieal Manning (2011–2014), and handed it to Johnathan Joseph (2011–2019).

Aaron Glenn 2002–2004Eric Brown 2002–2004Kenny Wright 2002–2004Marcus Coleman 2002–2005Demarcus Faggins 2003–2008Dunta Robinson

Similar Players

Statistical + physical similarity across every player in the database, position-relevant (0–100%).

Movementderived from season history

2017team change
Joined CHI (from HOU)
2017final season
Last recorded season with CHI
2015team change
Joined HOU (from NYG)
2014team change
Joined NYG (from KC)
2013team change
Joined KC (from HOU)
2011team change
Joined HOU (from PHI)
2008draft
Drafted by PHI — Round 4, Pick 117

Athletic & Unique Profile

verified measurements and curated source-tagged facts

5'11" / 216 lb

Frame

206 lb at 4.39s

Size-speed

31.5" vert / 110" broad

Explosion

16 reps

Bench power

Injury History

9 career games missed (Out)

From nflverse weekly injury reports · coverage begins 2009.

Season	Team	Games Out	Designations
2017	CHI	1	W4Out· Forearm
2016	HOU	2	W4Questionable· HamstringW6Out· CalfW7Out· CalfW8Questionable· CalfW19Questionable· Hamstring
2015	HOU	2	W5Out· HamstringW6Out· HamstringW7Questionable· Hamstring
2012	HOU	2	W5Out· Thumb / ForearmW6Out· Thumb / ForearmW7Questionable· Thumb / Forearm
2009	PHI	2	W2Out· HamstringW3Doubtful· HamstringW10Questionable· AnkleW11Out· AnkleW16Questionable· Ankle

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 8-season peers. See all →

peak 79

Season Report Cards· KV-H era-normalized per season

F2008

D2009

B2011

C2012

B+2013

B+2014

C+2015

A2016

Availability

Career durability — games played vs. scheduled, across 9 seasons.

68%

Era Translator

INT 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 INT	INT/G	→ 2025 INT	→ 2025 /G
2008	0	0	0	0
2009	1	0.2	2+1	0.1
2011	2	0.3	3+1	0.2
2012	0	0	0	0
2013	4	0.3	4	0.2
2014	4	0.3	4	0.2
2015	1	0.1	1	0
2016	6	0.5	6	0.3

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 · multi-source verified via the StatVault Oracle · updated 6/18/2026

Career Value · VORP

113 career value over replacement — #950 all-time of 4,642. 14.1/season above a replacement-level S.

Career Profile

1 top-10 seasonstop-10 marks

Draft OutcomeSteal ↑

Pick #117 (Rd 4) · PHI · 2008 · +33.6 vs expected KV-H

68actual

34.4 expected · Δ+33.6

Fan Rating

Rate Quintin Demps — All-Time

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Compare Quintin Demps vs Player Report data error

Quintin Demps

Archetype Intelligence

Career Value · VORP

Combined Season Grid

Defense

Snap Counts

Advanced (EPA)

KV-H Anatomy

Team Carrier Evidence

All-Time Standing

Per-Snap Impact

Career Aging Trajectory

Combine · 2008

Postseason Career

Defense

College Stats

Reference Graph

Top Teammates

2008 Draft Class· this player went #117

Franchise Succession

Similar Players

Movementderived from season history

Athletic & Unique Profile

Injury History

Knox

Era Translator

Career Geography