Arms Proliferation

Ten years ago, the Cuban Missile threw almost every 100‑mph pitch of the postseason. This October, 30 pitchers have lit up three digits on radar guns.

Fastballs at 100+ mph
1 in 10
2016: 1 in 29
Pitchers who hit 100+ mph
30
2016: 4
Share of pitchers who hit 98+ mph
51%
2016: 18%

2026 numbers are through Oct. 24.

No Longer a One-Man Show

In 2016, Aroldis Chapman threw 174 of the 181 pitches at 100 mph or faster (96%). This October, led by Jacob Misiorowski, 30 different pitchers have combined to throw 558 pitches at 100+.

Pitches at 100+ mph by pitcher

Average Fastball Velo, Year By Year

In 2007, only 13% of postseason fastballs reached 96 mph. This October, the average fastball is 96.1.

Average postseason fastball (mph)

In 2007, 3 of 5,555 postseason fastballs reached 100 mph. In 2016, 1 in 29 did. This October, 1 in 10 has.

Share of postseason fastballs at 100+ mph

The charts on this page count only fastballs. Fastballs were 66% of postseason pitches in 2007 and 51% in 2026.

97 mph used to be elite

This October, a larger share of fastballs has reached 100 mph than reached 97 mph in 2007. 72% have reached 95. In 2007, 21% did.

Share of postseason fastballs at or above each speed

Half of this October’s pitchers hit 98

This October, 23% of the pitchers used have thrown at least one fastball at 100 mph. 51% have reached 98, and 89% have reached 95. In 2007, fewer than half reached 95.

Share of postseason pitchers with at least one fastball at each speed

The 2026 leaders

With at least one start remaining, Misiorowski’s 142 is the second-highest total for one postseason in the pitch-tracking era. Only Chapman’s 174 in 2016 is higher. In 13 of the 19 postseasons from 2007 to 2025, all pitchers together threw fewer than 142.

Most pitches at 100+ mph, 2026 postseason

    See the numbers for every season

    Fastballs at or above each speed

    Pitchers with at least one fastball at or above each speed