National Association of Professional Baseball Players
Founded: 1871

Folded: 1875

23 Total Franchises
2 Franchise Name Changes


National Association Franchise History
National Association Champions
1 Boston Red Stockings (1871-1875)
2 Chicago White Stockings (1871; 1874-1875)
3 Cleveland Forest City (1871-1872)
4 Fort Wayne Kekiongas (1871)
5 New York Mutuals (1871-1875)
6 Philadelphia Athletics (1871-1875)
7 Rockford Forest City (1871)
8 Troy Haymakers (1871-1872)
9 Washington Olympics (1871-1872)
10 Brooklyn Atlantics (1872-1875)
11 Brooklyn Eckfords (1872)
12 Baltimore Lord Baltimores (1872-1874)
13 Middletown Mansfields (1872)
14 Washington Nationals (1872-1873; 1875)
15 Baltimore Marylands (1873)
16 Philadelphia White Stockings (1873)
          Philadelphia Pearls (1874)
          Philadelphia Phillies (1875)
17 Elizabeth Resolutes (1873)
18 Hartford Dark Blues (1874-1875)
19 Philadelphia Centenials (1875)
20 New Haven Elm Citys (1875)
21 St. Louis Brown Stockings (1875)
22 St. Louis Red Stockings (1875)
23 Keokuk Westerns (1875)

1876 - Boston Red Stockings, Chicago White 
Stockings, New York Mutuals, Hartford Dark Blues, 
and St. Louis Brown Stockings all joined the newly 
founded National League.

Champion
Runner-Up
1871
Philadelphia Athletics
Chicago White Stockings
1872
Boston Red Stockings
Philadelphia Athletics
1873
Boston Red Stockings
Philadelphia White Stockings
1874
Boston Red Stockings
New York Mutuals
1875
Boston Red Stockings
Philadelphia Athletics

National Association Championships by Franchise

4
Boston Red Stockings
1872
1873
1874
1875
1
Philadelphia Athletics
1871
 Major League Sports Almanac