F i l t e r   &   S o r t 
1870-1870 1 1
Left the National Association to become one of 8 founding clubs of the National League in 1876.
Baseball's first openly all-professional team. Due to their success and continental scope of their tours, the Red Stockings established styles in team uniforms and nicknames that have some currency today.
1857-1870 14 1
An average amateur team in the 1850s, after professionalism entered the sport by the 1870 season, Union refused to enter the new National Association of Professional Base Ball Players.
Rose to the upper echelon of Midwestern teams. Despite its desire to play against the best teams, Cream City remained proudly amateur when the NABBP first permitted openly pro clubs for 1869.
1861-1870 10
Formed in November to rival the Potomac Club in 1859; both teams consisted mostly of government clerks. The two teams practiced in the backyard of the White House
The Riversides Club of Portsmouth in the NABBP were one of the earliest known baseball teams. Based in Portsmouth, Ohio, their earliest known game was played in August 1867. The Riversides played in...
1867-1870 4
The Tri-Mountain Club of Boston in the NABBP were one of the earliest known baseball teams. Based in Boston, their earliest known game was played in 1857. Another club has recently organized in Bost...
1857-1870 14 8
Team disbanded after the National Association folded following the 1875 season.
1868-1870 3
After 2 years in the National Association, the franchise folded following the 1872 season.
1857-1870 14 2
After its only year in the National Association, the franchise folded following the 1872 season.
1868-1870 3
Franchise folded after playing 6 games in the National Assocation during 1873.
1858-1870 13 2
Left the National Association to become one of 8 founding clubs of the National League in 1876. Folded after being expelled for failing to complete its final road trip of the 1876 season.
1867-1870 4
In their second season in the National Association, the franchise folded after playing 9 games in 1874.
1861-1870 10
Left the National Association to become one of 8 founding clubs of the National League in 1876. Folded after being expelled for failing to complete final road trip of the 1876 season.
1868-1870 3
After its only year in the National Association, the franchise folded following the 1871 season.
1866-1870 5
After 2 years in the National Association, the franchise folded following the 1872 season.
The Irvington Club of the NABBP were one of the earliest known baseball teams. Based in Irvington, New Jersey, their earliest known game was played on May 31, 1861...
1857-1868 12
The origins of the Eagle Club are rife with contradictions. Although 1854 is the generally accepted date, there are some suggestions that the club may actually have been formed earlier and even hints ...
1867-1868 2
Successful in the mid to late 1860s, but when another local team, the Cincinnati Red Stockings, decided to field an all-professional team in 1869, it spelled the end for the amateur Buckeyes.
1868-1868 1
Champion Club of Jersey City in the NABBP were one of the earliest known baseball teams. Based in Jersey City, New Jersey, their earliest known game was played on May 20, 1860...
1865-1868 4
National Club of Albany in the NABBP were one of the earliest known baseball teams. Based in Albany, New York, their earliest known game was played on May 6, 1864...
1866-1868 3
The Lowell Club of Boston in the NABBP were one of the earliest known baseball teams. Based in Boston, their earliest known game was played on March 18, 1861...
1859-1868 10
The Star Club of Brooklyn in the NABBP were one of the earliest known baseball teams. Based in Brooklyn, New York, their earliest known game was played in 1856...
1867-1868 2
The Excelsior Club of Chicago in the NABBP were one of the earliest known baseball teams. Based in Chicago, their earliest known game was played in 1858. The Chicago Tribune, May 31, 1868, has an ar...
1857-1867 11
Known for originating the "Brooklyn-style" baseball cap, precursor to the modern cap. Were one of the first baseball clubs to undertake a long-distance tour to compete outside their home region.
1860-1867 8
Was part of the NABBP in the 1850s and 1860s and began playing other members of the NABBP in 1860. They played at a field at Ferry Street and Adams Street in the Ironbound.
The Quaker City Club of the NABBP were one of the earliest known baseball teams. Based in Philadelphia, their earliest known game was played in 1867....
1867-1867 1
The Geary Club of the NABBP were one of the earliest known baseball teams. Based in Philadelphia, their earliest known game was played in 1867....
1866-1867 2
The Mohawk Club in the NABBP were one of the earliest known baseball teams. Based in Brooklyn, New York, their earliest known game was played on September 16, 1860...
1857-1866 10
The "Empire", one of the earliest known baseball teams, were a charter member of the NABBP. Based in Manhattan, New York, their earliest known game was played on October 23, 1854...
1857-1866 10
Perhaps the most convoluted of all tales surrounding the beginning of organized baseball may best be exemplified by the Gotham Club of New York, whose own genesis can be linked directly to William Ruf...
1866-1866 1
The "Americus" of the NABBP were one of the earliest known baseball teams. Based in Newark, New Jersey, their earliest known game was played on September 2, 1865...
1864-1866 3
The "Active" of the NABBP were one of the earliest known baseball teams. Based in Newark, New Jersey, their earliest known game was played on October 3, 1863...
1860-1866 7
The Enterprise Club of Brooklyn in the NABBP were one of the earliest known baseball teams. Based in Brooklyn, New York, their earliest known game was played on June 28, 1856...
1866-1866 1
The Camden Town Ball Club in the NABBP were one of the earliest known baseball teams. Based in Camden, New Jersey, their earliest known game was played in 1857...
The first organized baseball team, founded by Alexander Cartwright in 1845. Played under a set of rules known as "The Knickerbocker Rules", historically similar to the game today.
1857-1862 6
The "Harlem" of the NABBP were one of the earliest known baseball teams. Based in Manhattan, New York, their earliest known game was played on March 1856...
1857-1862 6
Also known as the Adriatic Base Ball Club of Newark, was a member of the National Association of Base Ball Players before the American Civil War, joining the NABBP for the 1858 to 1861 seasons.
The "Liberty" of the NABBP were one of the earliest known baseball teams. Based in New Brunswick, New Jersey, their earliest known game was played on March 1, 1857...
1857-1860 4
The "Putnam", one of the earliest known baseball teams, were a charter member of the NABBP. Based in Brooklyn, New York, their earliest known game was played on July 17, 1855...
Detroit of the NABBP were one of the earliest known baseball teams. Based in Detroit, Michigan, their earliest known game was played on April 3, 1865...
1857-1859 3
The "Baltic", one of the earliest known baseball teams, were a charter member of the NABBP. Based in Manhattan, New York, their earliest known game was played on June 1st, 1855...
The "Continental" were a charter member of the NABBP were one of the earliest known baseball teams. Based in Brooklyn, New York, their earliest known game was played in 1855...
1859-1859 1
The "Niagras" of the NABBP were one of the earliest known baseball teams. Based in Buffalo, New York, their earliest known game was played in 1857 The Niagara Club of Buffalo is listed as an NABBP m...
1858-1859 2
The Oriental Club of Brooklyn in the NABBP were one of the earliest known baseball teams. Based in Brooklyn, New York, their earliest known game was played in 1858...
1858-1859 2
The Pastime Club of Brooklyn in the NABBP were one of the earliest known baseball teams. Based in Brooklyn, New York, their earliest known game was played on May 29, 1859...
1857-1858 2
The "Nassau" of the NABBP were one of the earliest known baseball teams. Based in Brooklyn, New York, their earliest known game was played on May 29, 1859...
1858-1858 1
The Osceola Club of Brooklyn in the NABBP were one of the earliest known baseball teams. Based in Brooklyn, New York, their earliest known game was played on July 17, 1859...
1858-1858 1
The franchise folded and player contracts were purchased by the American Association Brooklyn franchise at the end of the 1887.