Grafton Little League utilizes multiple fields:
- Little League fields #1 & #2 are located along 9th Avenue, northeast of John Long Middle School.
- Little League fields #3 & #4 are located along 5th Avenue, west of John Long Middle School.
- The Varsity field is located along 9th Avenue, north of Little League field #2.
- The JV field is located at Grafton High School.
- T-Ball games are played on four grass fields on the west side of John Long Middle School.
- There are two fields at the GLL Complex located at the corners of River Bend and Lakefield roads in the Town of Grafton.
- The St. Joseph field is located on 17th Avenue, east of St. Joseph Church.
- Centennial Park is located at 1370 17th Avenue.
- Baseball Seniors, Juniors, Majors and the Softball teams will also play in other communities.