49ers single season most sacks by a player from 2010 to 2019

Between the 2010 and 2019 seasons, Aldon Smith had the most sacks for the 49ers in a season, with 19.5 sacks in 2012.

Interpreted as:
49ers single season most defensive sacks by a player from 2010 to 2019
NAMESCKSEASONTMGPTKLASTCOMBSCKYINTINT YDSINT TDFFFRFR TD
1Aldon Smith
A. Smith
19.5
2012
SF SF
16
50
16
66
144.5
1
6
0
3
0
0
2Aldon Smith
A. Smith
14.0
2011
SF SF
16
31
6
37
104.5
0
0
0
2
1
0
3DeForest Buckner
D. Buckner
12.0
2018
SF SF
16
44
23
67
71
0
0
0
0
1
0
4Arik Armstead
A. Armstead
10.0
2019
SF SF
16
32
22
54
73
0
0
0
2
1
0
5Nick Bosa
N. Bosa
9.0
2019
SF SF
16
32
15
47
77
1
46
0
1
2
0
6Ahmad Brooks
A. Brooks
8.5
2013
SF SF
16
52
8
60
72.5
1
22
0
1
1
0
7Aldon Smith
A. Smith
8.5
2013
SF SF
11
29
5
34
48.5
0
0
0
0
0
0
8Justin Smith
J. Smith
8.5
2010
SF SF
16
57
13
70
51.5
0
0
0
1
0
0
9DeForest Buckner
D. Buckner
7.5
2019
SF SF
16
34
28
62
47
0
0
0
2
4
1
10Justin Smith
J. Smith
7.5
2011
SF SF
16
45
13
58
44
0
0
0
3
1
0
11Ahmad Brooks
A. Brooks
7.0
2011
SF SF
16
35
15
50
44
0
0
0
1
0
0
12Dee Ford
D. Ford
6.5
2019
SF SF
11
10
4
14
48
0
0
0
2
0
0
13Elvis Dumervil
E. Dumervil
6.5
2017
SF SF
16
9
4
13
46.5
0
0
0
0
0
0
14Ahmad Brooks
A. Brooks
6.5
2015
SF SF
14
28
14
42
36.5
0
0
0
0
1
0
15Aaron Lynch
A. Lynch
6.5
2015
SF SF
14
30
8
38
50.5
0
0
0
0
0
0
16Justin Smith
J. Smith
6.5
2013
SF SF
16
32
17
49
45.5
0
0
0
1
0
0
17Ahmad Brooks
A. Brooks
6.5
2012
SF SF
16
36
12
48
49.5
1
50
1
2
0
0
18Ahmad Brooks
A. Brooks
6.0
2016
SF SF
16
41
12
53
36
0
0
0
1
0
0
19DeForest Buckner
D. Buckner
6.0
2016
SF SF
15
43
30
73
26
0
0
0
0
2
0
20Ahmad Brooks
A. Brooks
6.0
2014
SF SF
13
25
5
30
21
0
0
0
1
1
0
21Aaron Lynch
A. Lynch
6.0
2014
SF SF
16
17
6
23
39
0
0
0
0
0
0
22Patrick Willis
P. Willis
6.0
2010
SF SF
15
101
27
128
46
0
0
0
2
0
0
23Cassius Marsh
C. Marsh
5.5
2018
SF SF
16
27
11
38
27
0
0
0
0
1
0
24Ronald Blair
R. Blair
5.5
2018
SF SF
16
24
12
36
43
0
0
0
0
0
0
25Ray McDonald
R. McDonald
5.5
2011
SF SF
15
29
10
39
35.5
0
0
0
2
1
0
StatMuse has season-level data for sacks going back to the 1982 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