24.
On 4/24/96 the Twins beat Detroit 24 to 11.
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In the 2011 MLB season, the team that scored 13 or more runs in a game the most was the Boston Red Sox who did it 12 times. They scored 18 runs twice, 16 runs once, 15 runs twice, 14 runs 5 times, and 13 runs twice. The teams that scored exactly 13 runs in a game the most were the Texas Rangers and Toronto Blue Jays who each did it 4 times.
At the start of the 2008 season, the Rays team record for most runs scored in a game is 19 against the Yankees in 2006 and the Blue Jays in 2004. The Rays record for most runs scored in an inning is 11 against the Mariners in 2000.
Willie Mays scored the most runs before an all star game with a total of 24 runs. Willie Mays played baseball for New York Giants and the New York Mets.
The Tigers have scored 21 runs in a game on four occasions, against Cleveland in 1901, Athletics in 1908, Browns in 1920, and White Sox in 1936.
In 2010, the Minnesota Twins scored 781 runs.
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7
The most runs scored in a single game by a single player since 1950 was 7 done by Boston's Spike Owen in 1986.
The highest number of runs have been scored by Sachin tendulkar from India in both formats(ODI and Test) of the game.
I know Mike Schmidt alone had 4 home runs in one game
The most runs the Mets have scored in one game is 23 in a game against the Cubs on August 16, 1987.
In the 2011 MLB season, the team that scored 13 or more runs in a game the most was the Boston Red Sox who did it 12 times. They scored 18 runs twice, 16 runs once, 15 runs twice, 14 runs 5 times, and 13 runs twice. The teams that scored exactly 13 runs in a game the most were the Texas Rangers and Toronto Blue Jays who each did it 4 times.
At the start of the 2008 season, the Rays team record for most runs scored in a game is 19 against the Yankees in 2006 and the Blue Jays in 2004. The Rays record for most runs scored in an inning is 11 against the Mariners in 2000.
The most runs scored by the Padres in a single game was 20 against the Expos in May, 2001 and against the Marlins in July, 1996. http://sandiego.padres.mlb.com/sd/history/single_game_records.jsp
Willie Mays scored the most runs before an all star game with a total of 24 runs. Willie Mays played baseball for New York Giants and the New York Mets.
They scored 8 in the 2nd inning of some game. My source doesn't give the date, but that is the most they've scored in an inning this year.