Regular Season

Year
GP
Attendance
Average
1970-71
39
379,121
9,721
1971-72
39
497,622
15,324
1972-73
39
609,570
15.632
1973-74
39
611,052
16,668
1974-75
40
626.720
15,668
1975-76
40
657,320
16,433
1976-77
40
657,320
16,433
1977-78
40
657,320
16,433
1978-79
40
657,320
16,433
1979-80
40
657,320
16,433
1980-91
40
656,307
16,408
1981-82
40
619,400
15,585
1982-83
40
515,766
12,894
1983-84
40
566,562
14,164
1984-85
40
613,441
15,336
1985-86
40
587,635
14,691
1986-87
40
527,241
13,181
1987-88
40
571,088
14,277
1988-89
40
572,648
14,316
1989-90
40
634,692
15,867
1990-91
40
626,171
15,654
1991-92
40
615,668
15,392
1992-93*
42
614,227
15,032
1993-94#
42
602,779
14,593
1994-95
24
361,537
15,064
1995-96
41
563,271
13,738
1996-97
41
693,379
16,912
1997-98
41
641,034
15,635
1998-99
41
737,275
17,982
1999-00
41
736,174
17,955
2000-01
41
731,438
17,840
2001-02
41
705,468
17,207
2002-03
41
564,827
13,776
2003-04†
41
626,843
15,289
2005-06†
41
690,474
16,841
2006-07
41
766,290
18,690
2007-08‡
41
765,817
18,678
2008-09
41
759,798
18,532
2009-10
41
759,695
18,529
2010-11
41
756,568
18,453
2011-12§
41
747,485
18,557
2012-13
24
455,281
18,970
2013-14
41
761,595
18,575
2014-15
41
761,604
18,576
2015-16
41
761,923
18,583
2016-17
41
762,281
18,592
2017-18**
41
761,104
18,564
2018-19
41
732,394
17,863
2019-20***
35
599,326
17,124
2020-21||
28
N/A
N/A
2021-22¶
41
409,908
9,998
2022-23
41
638,254
15,567
2023-24
41
655,203
15,981

KeyBank Center increased capacity from 18,595 to 18,690 to start the 1999-00 season due to reconfiguration of the arena's handicapped seating and from 18,690 to 19,070 to start the 2012-13 season.

٭ - One game played at Copps Coliseum, Hamilton, ON (17,098).

# - One game played at ARCO Arena, Sacramento, CA (10,117).

† - One game played at Blue Cross Arena, Rochester, NY (11,200).

‡ - One game played at Ralph Wilson Stadium, Orchard Park, NY (71,217).

§ - One game played at Hartwall Arena, Helsinki, Finland (13,349).

٭٭ - One game played at Citi Field, Queens, NY (41,821).

٭٭٭ - One game played at Ericsson Globe, Stockholm, Sweden (13,230).

|| - Most of the 2020-21 season was played with no fans in attendance due to the COVID-19 pandemic. A limited number of games were played with some fans in the building but there were no official attendance numbers for those games.

¶ - One game played at Tim Hortons Field in Hamilton, ON (26,119).

Longest sellout streak including playoffs: 359 -- (October 15, 1972 to November 12, 1980)

Playoff Attendance

Year
GP
Attendance
Average
1970-71
0
0
0
1971-72
0
0
0
1972-73
3
47,004
15,668
1973-74
0
0
0
1974-75
9
142,767
15,863
1975-76
5
82,165
16,433
1976-77
3
49,299
16,533
1977-78
4
65,732
16,433
1978-79
2
32,866
16,433
1979-80
7
115,031
16,433
1980-81
5
70,386
14,077
1981-82
2
30,043
15,022
1982-83
4
65,732
16,533
1983-84
2
32,866
16,533
1984-85
2
30,828
15,414
1985-86
0
0
0
1986-87
0
0
0
1987-88
3
49,299
16,433
1988-89
2
32,866
16,433
1989-90
3
49,076
16,359
1990-91
3
45,010
15,003
1991-92
3
44,069
14,690
1992-93
4
65,300
16,325
1993-94
3
46,889
15,630
1994-95
2
29,486
14,743
1995-96
0
0
0
1996-97
7
130,165
18,595
1997-98
7
130,165
18,595
1998-99
10
185,950
18,595
1999-00
2
37,380
18,690
2000-01
7
130,276
18,611
2001-02
0
0
0
2002-03
0
0
0
2003-04
0
0
0
2005-06
8
149,520
18,690
2006-07
9
168,210
18,690
2007-08
0
0
0
2008-09
0
0
0
2009-10
3
56,070
18,690
2010-11
3
56,070
18,690
2011-12
0
0
0
2012-13
0
0
0
2013-14
0
0
0
2014-15
0
0
0
2015-16
0
0
0
2016-17
0
0
0
2017-18
0
0
0
2018-19
0
0
0
2019-20
0
0
0
2020-21
0
0
0
2021-22
0
0
0
2022-23
0
0
0
2023-24
0
0
0