About ATP Tour 250
The ATP Tour 250 tournaments are the lowest tier of annual men's tennis tournaments on the main ATP Tour, after the four Grand Slam tournaments, ATP Finals, ATP Tour Masters 1000 tournaments, and ATP Tour 500 tournaments.
The ATP Tour 250 tournaments are the lowest tier of annual men's tennis tournaments on the main ATP Tour, after the four Grand Slam tournaments, ATP Finals, ATP Tour Masters 1000 tournaments, and ATP Tour 500 tournaments.