Since 1952, Naperville Little League has been committed to the goal of providing an outlet of healthful baseball activity and training under good leadership in an atmosphere of wholesome community participation. The programs we offer are dedicated to helping 1st graders to 8th graders become good and decent citizens. These programs strive to inspire children with an awareness and fondness of community. Naperville Little League provides every child the chance to be a team member and develop both skills on and off the field of play. Our boundaries encompass all the schools in districts 203 and 204, including children in Naperville and parts of Bolingbrook, Lisle and Aurora.
Eligibility
Naperville Little League is open to boys and girls in 1st through 8th grade for each particular school year.
Which League Am I?
Naperville Little League is divided into three leagues, arranged by elementary school borders, which feed into District 203 and District 204. The name of our three leagues are the Continental League, the National League and the Republic League. The elementary school boundary in which your player resides or attends school determines which league your child will play. We strive to make teams according to schools they attend. Click here to determine your child’s league.
Eligibility
Naperville Little League is open to boys and girls in 1st through 8th grade for each particular school year.
Which League Am I?
Naperville Little League is divided into three leagues, arranged by elementary school borders, which feed into District 203 and District 204. The name of our three leagues are the Continental League, the National League and the Republic League. The elementary school boundary in which your player resides or attends school determines which league your child will play. We strive to make teams according to schools they attend. Click here to determine your child’s league.
Spring Divisions of Play
Sandlot Baseball - 5/6 year olds. This division will introduce our youngest players to the game of baseball in the form of coach pitch wiffle ball. The season will run from early June through mid July. Games will be played on Saturdays, for a total of 6 games. Managers will practice once during the week at a day and time of their discretion. Scores and standings are not kept. Managers are allowed to submit rosters at this age level. Click here for further details on this new offering.
Rookies A Division (RA) – 1st graders. This division will introduce our youngest players to Naperville Little League Baseball. Teams formed exclusively of 1st graders will play the entire season using a pitching machine. The season will run from about late April through mid June. All regular season play will be finished by mid June (dependent on weather). Scores and standings are not kept. Approximately 12-14 games will be played. One game will be played during the week and one game will be played on Saturday. Managers are allowed to submit rosters at this age level.
Rookies AA Division (RAA) – 2nd graders. This division consists of our 2nd graders. Teams will play the first half of the season using a pitching machine, and the balance of the games with kid pitch. The season will run from late April through mid June. All regular season play will be finished by mid June (dependent on weather). Scores and standings are not kept. Approximately 12 -14 games will be played. One game will be played during the week and one game will be played on Saturday. Managers are allowed to submit rosters at this age level.
Supreme A Division (SA) - 3rd graders and 4th graders This division consists of our 3rd graders and 4th graders who do not desire to play or were not drafted to a Supreme AA team. Play with friends, neighbors and classmates in a more recreational or continued developmental setting. The regular season will run from about late April through late June. Approximately 12-14 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Scores and standings are kept and certain teams will advance to playoffs to compete for City Champion.
Supreme AA Division (SAA) - 9/10 years old. This division is for 9 and 10 year old players who want to play games at a higher skill level. Players must be considered little league age 9 or 10 years of age to play in this league. Click here to view the 2025 little league age chart. Players will tryout (tryouts for the 2025 spring season were held in July 2024) for this division. Players in this league are expected to participate in most if not all practices and games. Off season training does occur in this division. The regular season will run from early April through late June. Approximately 18-20 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Some games will be played at 8:00 pm on lighted fields during the week. Scores and standings are kept and teams will advance to compete for City Champion.
Majors A Division (MA) - 5th graders and 6th graders. This division consists of our 5th graders and 6th graders who do not desire to play or were not drafted to a Majors AA team. Play with friends, neighbors and classmates in a more recreational or continued developmental setting. The regular season will run from late April through late June. Approximately 12-14 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Some games will be played at 8:00 pm on lighted fields during the week. Scores and standings are kept and certain teams will advance to playoffs to compete for City Champion.
Majors AA Division (MAA) - 11/12 years old. This division is for 11 and 12 year old players who want to play games at a higher skill level. Players must be considered little league age 11 or 12 years of age to play in this league. Click here to view the 2025 little league age chart. Players will tryout (tryouts for the 2025 spring season were held in July 2024) for this division. Players in this league are expected to participate in most if not all practices and games. Off season training does occur in this division. The regular season will run from early April through late June. Approximately 18-20 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Some games will be played at 8:00 pm on lighted fields during the week. Scores and standings are kept and teams will advance to compete for City Champion.
Junior Division (Juniors) - 7th graders and 8th graders. This division consists of our 7th graders and 8th graders. Play with friends, neighbors and classmates in a more recreational or continued developmental setting. The regular season will run from late April through late June. Approximately 12-14 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Some games will be played at 8:00 pm on lighted fields during the week. Scores and standings are kept and certain teams will advance to playoffs to compete for City Champion.
Additional Offerings
Naperville Baseball Club. This club is for our 9, 10, 11, and 12 year old players who participate in our 2025 spring season and wish to play additional baseball on Sundays (during our spring season). Teams will play against other teams from surrounding towns. Please click here for additional information on Naperville Baseball Club.
Fall Ball. Our 2025 Fall Ball season will follow the 2025-2026 school year in order to allow our newest members (first graders) to play in our league. We balance teams. Teams play approximately 8-10 games. Season runs from after Labor day – mid October. More details will be offered when registration opens in July.
Miscellaneous Information
Sandlot Baseball - 5/6 year olds. This division will introduce our youngest players to the game of baseball in the form of coach pitch wiffle ball. The season will run from early June through mid July. Games will be played on Saturdays, for a total of 6 games. Managers will practice once during the week at a day and time of their discretion. Scores and standings are not kept. Managers are allowed to submit rosters at this age level. Click here for further details on this new offering.
Rookies A Division (RA) – 1st graders. This division will introduce our youngest players to Naperville Little League Baseball. Teams formed exclusively of 1st graders will play the entire season using a pitching machine. The season will run from about late April through mid June. All regular season play will be finished by mid June (dependent on weather). Scores and standings are not kept. Approximately 12-14 games will be played. One game will be played during the week and one game will be played on Saturday. Managers are allowed to submit rosters at this age level.
Rookies AA Division (RAA) – 2nd graders. This division consists of our 2nd graders. Teams will play the first half of the season using a pitching machine, and the balance of the games with kid pitch. The season will run from late April through mid June. All regular season play will be finished by mid June (dependent on weather). Scores and standings are not kept. Approximately 12 -14 games will be played. One game will be played during the week and one game will be played on Saturday. Managers are allowed to submit rosters at this age level.
Supreme A Division (SA) - 3rd graders and 4th graders This division consists of our 3rd graders and 4th graders who do not desire to play or were not drafted to a Supreme AA team. Play with friends, neighbors and classmates in a more recreational or continued developmental setting. The regular season will run from about late April through late June. Approximately 12-14 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Scores and standings are kept and certain teams will advance to playoffs to compete for City Champion.
Supreme AA Division (SAA) - 9/10 years old. This division is for 9 and 10 year old players who want to play games at a higher skill level. Players must be considered little league age 9 or 10 years of age to play in this league. Click here to view the 2025 little league age chart. Players will tryout (tryouts for the 2025 spring season were held in July 2024) for this division. Players in this league are expected to participate in most if not all practices and games. Off season training does occur in this division. The regular season will run from early April through late June. Approximately 18-20 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Some games will be played at 8:00 pm on lighted fields during the week. Scores and standings are kept and teams will advance to compete for City Champion.
Majors A Division (MA) - 5th graders and 6th graders. This division consists of our 5th graders and 6th graders who do not desire to play or were not drafted to a Majors AA team. Play with friends, neighbors and classmates in a more recreational or continued developmental setting. The regular season will run from late April through late June. Approximately 12-14 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Some games will be played at 8:00 pm on lighted fields during the week. Scores and standings are kept and certain teams will advance to playoffs to compete for City Champion.
Majors AA Division (MAA) - 11/12 years old. This division is for 11 and 12 year old players who want to play games at a higher skill level. Players must be considered little league age 11 or 12 years of age to play in this league. Click here to view the 2025 little league age chart. Players will tryout (tryouts for the 2025 spring season were held in July 2024) for this division. Players in this league are expected to participate in most if not all practices and games. Off season training does occur in this division. The regular season will run from early April through late June. Approximately 18-20 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Some games will be played at 8:00 pm on lighted fields during the week. Scores and standings are kept and teams will advance to compete for City Champion.
Junior Division (Juniors) - 7th graders and 8th graders. This division consists of our 7th graders and 8th graders. Play with friends, neighbors and classmates in a more recreational or continued developmental setting. The regular season will run from late April through late June. Approximately 12-14 games will be played in the regular season. One game will be played during the week and one game will be played on Saturday. Some games will be played at 8:00 pm on lighted fields during the week. Scores and standings are kept and certain teams will advance to playoffs to compete for City Champion.
Additional Offerings
Naperville Baseball Club. This club is for our 9, 10, 11, and 12 year old players who participate in our 2025 spring season and wish to play additional baseball on Sundays (during our spring season). Teams will play against other teams from surrounding towns. Please click here for additional information on Naperville Baseball Club.
Fall Ball. Our 2025 Fall Ball season will follow the 2025-2026 school year in order to allow our newest members (first graders) to play in our league. We balance teams. Teams play approximately 8-10 games. Season runs from after Labor day – mid October. More details will be offered when registration opens in July.
Miscellaneous Information
- Members In Good Standing (MIGS): All those who volunteer with Naperville Little League Baseball (NLLB) must submit to yearly background checks. Managers (runs the team), Coaches (assist managers), parents, etc., click here to become a NLLB MIGS.
- Board of Directors: Board members are elected by NLLB MIGS in October each year. Board members serve for a one year team starting in November. For names and contact information of our NLLB BOD, click here.
- Scholarship Opportunities: Naperville Little League will not turn away any child due to the inability of the parents to pay a fee. As such, NLLB offers need based scholarships. We may ask that in lieu of a fee, a parent may be asked to contribute volunteer time. For more information, contact us at email@NLLB.org.
- Sponsors: Naperville Little League is a 501(c)(3) non-profit organization and donations are tax deductible. Click here to see our sponsorship opportunities.
- Umpires: Naperville Little League provides umpires for games at all levels of play. Younger and new umpires officiate the Rookies A and Rookies AA games, while more experienced umpires officiated the Supreme and Majors games. Naperville Little League compensates our umpires on a per game basis. For more information, click here.
