worst 3rd down conversion percentage in a season by a defense in nfl history

The San Francisco 49ers have the worst third-down percentage by a team in a season, at 24.0 percent in 2005.

TEAM3DWN%SEASON3DWN CONV3DWN ATT4DWN CONV4DWN ATT4DWN%GPWLTTDPTSPPGOPP PTSOPP PPG1DWN
149ers
49ers
24.0
2005
49
204
5
8
62.5
16
4
12
0
23
239
14.9
428
26.8
191
2Cowboys
Cowboys
24.0
2002
50
208
4
12
33.3
16
5
11
0
26
217
13.6
329
20.6
237
3Bills
Bills
25.0
1997
53
212
11
29
37.9
16
6
10
0
26
255
15.9
367
22.9
268
4Bears
Bears
25.1
2004
56
223
6
19
31.6
16
5
11
0
26
231
14.4
331
20.7
230
5Cardinals
Cardinals
25.2
2012
58
230
10
24
41.7
16
5
11
0
25
250
15.6
357
22.3
246
6Bills
Bills
25.8
2009
51
198
7
15
46.7
16
6
10
0
25
258
16.1
326
20.4
233
7Texans
Texans
25.8
2002
59
229
5
14
35.7
16
4
12
0
22
213
13.3
356
22.3
208
8Rams
Rams
25.9
2015
52
201
4
13
30.8
16
7
9
0
31
280
17.5
330
20.6
241
9Jets
Jets
26.0
2023
61
235
17
29
58.6
17
7
10
0
22
268
15.8
355
20.9
260
10Saints
Saints
26.1
1997
54
207
14
22
63.6
16
6
10
0
24
237
14.8
327
20.4
229
11Seahawks
Seahawks
26.6
1992
59
222
5
17
29.4
16
2
14
0
14
140
8.8
312
19.5
208
12Chiefs
Chiefs
27.3
2009
62
227
14
29
48.3
16
4
12
0
31
294
18.4
424
26.5
256
13Browns
Browns
27.6
2000
58
210
6
19
31.6
16
3
13
0
17
161
10.1
419
26.2
176
14Seahawks
Seahawks
27.7
1998
54
195
6
17
35.3
16
8
8
0
45
372
23.3
310
19.4
267
15Giants
Giants
27.7
1996
61
220
9
20
45.0
16
6
10
0
24
242
15.1
297
18.6
248
16Cardinals
Cardinals
27.8
2010
58
209
7
18
38.9
16
5
11
0
31
289
18.1
434
27.1
241
17Rams
Rams
28.1
2011
64
228
8
23
34.8
16
2
14
0
18
193
12.1
407
25.4
267
18Ravens
Ravens
28.4
1999
65
229
3
11
27.3
16
8
8
0
34
324
20.3
277
17.3
259
19Titans
Titans
28.4
2025
33
116
5
14
35.7
9
1
8
0
11
130
14.4
257
28.6
137
20Raiders
Raiders
28.5
2008
61
214
9
21
42.9
16
5
11
0
27
263
16.4
388
24.3
225
21Panthers
Panthers
28.6
2002
64
224
4
12
33.3
16
7
9
0
30
258
16.1
302
18.9
238
22Lions
Lions
28.8
2008
59
205
10
20
50.0
16
0
16
0
29
268
16.8
517
32.3
234
23Bears
Bears
28.8
2005
62
215
7
16
43.8
16
11
5
0
28
260
16.3
202
12.6
233
24Falcons
Falcons
28.9
2000
57
197
6
13
46.2
16
4
12
0
25
252
15.8
413
25.8
256
25Redskins
Redskins
29.1
2019
52
179
6
14
42.9
16
3
13
0
28
266
16.6
435
27.2
248
StatMuse has team, season-level data for third-down percentage going back to the 1991 season.

More 49ers Stats

Team Rankings

PPG

21.6

23rd

OPP PPG

20.9

10th

RUSH YDS/G

97.1

26th

PASS YDS/G

268.7

2nd

2025 Division Standings
TEAMWLTPCT
Rams Rams
6
2
0
.750
Seahawks Seahawks
6
2
0
.750
49ers 49ers
6
3
0
.667
Cardinals Cardinals
3
5
0
.375
Schedule
DATEMATCHUPTIME (ET)
Sun
11/9
LAR LAR
@
SF SF
4:25 PM
Sun
11/16
SF SF
@
ARI ARI
4:05 PM
Mon
11/24
CAR CAR
@
SF SF
8:15 PM
Sun
11/30
SF SF
@
CLE CLE
1:00 PM
Sun
12/14
TEN TEN
@
SF SF
4:25 PM
Last Game
SF 49ers

6 - 3 - 0

34

Final

24

NYG Giants

2 - 7 - 0

Sun 2 Nov 2025

NFL 2025 Leaders

NFL 2025 Rankings

NFL Fantasy 2025

NFL 2025 Betting

NFL 2025 Division Standings

AFC EastWLTPCT
Patriots Patriots
7
2
0
.778
Bills Bills
6
2
0
.750
AFC NorthWLTPCT
Steelers Steelers
5
3
0
.625
Ravens Ravens
3
5
0
.375
AFC SouthWLTPCT
Colts Colts
7
2
0
.778
Jaguars Jaguars
5
3
0
.625
AFC WestWLTPCT
Broncos Broncos
7
2
0
.778
Chargers Chargers
6
3
0
.667
NFC EastWLTPCT
Eagles Eagles
6
2
0
.750
Cowboys Cowboys
3
5
1
.389
NFC NorthWLTPCT
Packers Packers
5
2
1
.688
Lions Lions
5
3
0
.625
NFC SouthWLTPCT
Buccaneers Buccaneers
6
2
0
.750
Panthers Panthers
5
4
0
.556
NFC WestWLTPCT
Seahawks Seahawks
6
2
0
.750
Rams Rams
6
2
0
.750

NFL 2025 Scores & Schedule

Scores

DATEMATCHUPSCORE
Wed
9/3
DAL DAL
@
PHI PHI
20-24
Thu
9/4
KC KC
@
LAC LAC
21-27
Sat
9/6
PIT PIT
@
NYJ NYJ
34-32
Sat
9/6
TB TB
@
ATL ATL
23-20
Sat
9/6
LV LV
@
NE NE
20-13

Schedule

DATEMATCHUPTIME (ET)
Thu
11/6
LV LV
@
DEN DEN
8:15 PM
Sun
11/9
ATL ATL
@
IND IND
9:30 AM
Sun
11/9
NE NE
@
TB TB
1:00 PM
Sun
11/9
NYG NYG
@
CHI CHI
1:00 PM
Sun
11/9
NO NO
@
CAR CAR
1:00 PM