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Massachusetts Interscholastic Athletic Association

Abbreviation	MIAA
Formation	1978
Purpose	Athletic / Educational
Location	Franklin, Massachusetts
Region served	Massachusetts
Membership	374 public and private high schools
Website	miaa.net

The Massachusetts Interscholastic Athletic Association (MIAA) is an organization that sponsors activities in thirty-three sports, comprising 374 public and private high schools in the U.S. state of Massachusetts.^[1] The MIAA is a member of the National Federation of State High School Associations (NFHS), which writes the rules for most U.S. high school sports and activities. The MIAA was founded in 1978, and was preceded by both the Massachusetts Secondary School Principals Association (MSSPA) (1942–1978) and the Massachusetts Interscholastic Athletic Council (MIAC) (1950–1978).

MIAA Sports

Sports and Seasons

Girls wrestling gained MIAA status in 2011.^[2] Rugby became the MIAA's 35th sport in 2016, following a 2015 MIAC vote that passed by a wide majority.^[3]

Districts & Leagues

The leagues in the MIAA are separated into nine districts (numbered 1-9).^[4]

District 1

• Berkshire County League
• Pioneer Valley Interscholastic Athletic Conference

District 2

• Central Massachusetts Conference
• Colonial Athletic Conference
• Dual Valley Conference
• Inter High League
• South Worcester County League

District 3

• Midland Wachusett League
• Worcester County Athletic Conference

District 4

• Dual County League
• Merrimack Valley Conference
• Middlesex League

District 5

• Cape Ann League
• Commonwealth Athletic Conference
• Greater Boston League
• Northeastern Conference

District 6

• Boston City League
• Catholic Central League
• Catholic Conference

District 7

• Bay State Conference
• Hockomock League
• Tri-Valley League

District 8

• Mayflower Athletic Conference
• South Coast Conference
• Southeast Conference

District 9

• Cape and Islands League
• Patriot League
• South Shore League

State Champions

Most State Championships

Baseball

The MIAA Baseball State Champions are listed below.^[5]