The Frontier League is a professional baseball league in North America composed of 18 teams – 15 in the United States and 3 in Canada. The FL is one of the four independent baseball leagues that is considered to be an MLB Partner League, and the level of play is comparable to the High-A level. The league is headquartered in Sauget, Illinois.
The River City Rascals were a professional baseball team based in O'Fallon, Missouri, in the United States. The Rascals were a member of the West Division of the Frontier League, which is not affiliated with Major League Baseball. From the 1999 season to 2019, the Rascals played their home games at CarShield Field.
The Rockford Aviators were a professional baseball team based in Rockford, Illinois that played in the independent Frontier League. Rockford previously had a team in the Frontier League called the RiverHawks (2002-2009). There was no Rockford team in the Frontier League in 2010 as the team played in the independent Northern League. A separate RiverHawks franchise then returned to the Frontier League in 2011 and changed the team name to the Aviators in 2013. The RiverHawks began play at Marinelli Field. In 2006, Rockford moved to RiverHawks Stadium, now known as Rivets Stadium, located in Loves Park, Illinois.
Chase Field, formerly Bank One Ballpark, is a retractable-roof stadium in downtown Phoenix, Arizona. It is the ballpark of Major League Baseball's Arizona Diamondbacks. It opened in 1998, the year the Diamondbacks debuted as an expansion team. Chase Field was the first stadium built in the United States with a retractable roof over a natural grass playing surface, although it has used artificial turf since 2019.
Taylor Field, known in its latter years as Mosaic Stadium at Taylor Field for sponsorship reasons, was an open-air stadium located in Regina, Saskatchewan. It was the home field of the Canadian Football League's Saskatchewan Roughriders from 1936 until 2016, although a playing field existed at the site as early as 1910 and the team began playing there as early as 1921. Originally designed primarily to house baseball the stadium was converted to a football-only facility in 1966.
The Windy City ThunderBolts are a professional baseball team based in the Chicago suburb of Crestwood, Illinois, in the United States. The ThunderBolts are a member of the Frontier League (FL), as a member of the West Division in the Midwest Conference. Since 1999, the ThunderBolts have played their home games at Ozinga Field. Formerly known as the Cook County Cheetahs, in 2004 they received a new ownership group, name and mascot. The Cheetah/ThunderBolts franchise has existed since 1995.
A thunderbolt is a symbolic representation of lightning when accompanied by a loud thunderclap.
NBT Bank Stadium is a publicly owned, 10,815-seat, minor league baseball stadium in Syracuse, New York. It is the home stadium for the Syracuse Mets Triple-A baseball team of the International League. The stadium, owned and at times operated by Onondaga County, opened on April 10, 1997, replacing the aging MacArthur Stadium which had served as home to Syracuse's professional baseball teams since 1934 and which was demolished in 1997.
Innovative Field is a baseball stadium at One Morrie Silver Way in downtown Rochester, New York. It has been the home of the Rochester Red Wings of the International League since 1997. The park opened in 1996, replacing Silver Stadium in northern Rochester, which had been home to professional baseball in Rochester since 1929. Although the stadium was built for baseball, Innovative Field has had several tenants in numerous sports, including the Rochester Raging Rhinos of the United Soccer Leagues from 1996 to 2005, and the Rochester Rattlers of Major League Lacrosse from 2001 to 2002. The ballpark seats 10,840 spectators for baseball.
PNC Field is a 10,000-seat minor league baseball stadium that is located in Moosic, Pennsylvania, in the Scranton/Wilkes-Barre metropolitan area that was built in 1989 and rebuilt in 2013. The stadium is home to the Scranton/Wilkes-Barre RailRiders, the Triple-A affiliate of the New York Yankees.
The Traverse City Beach Bums were a professional baseball team based in the Traverse City, Michigan suburb of Blair Township from 2006-2018. The Beach Bums played in the independent Frontier League.
Wintrust Field is a stadium in Schaumburg, Illinois, formerly known as Boomers Stadium and Alexian Field. It is now home to the Schaumburg Boomers of the Frontier League which began play in May 2012 and captured the first-ever professional baseball championship for Schaumburg in 2013. It is primarily used for baseball, and was the home field of the Schaumburg Flyers baseball team from 1999 through 2010 before the Boomers resurrected the facility for pro baseball in 2012.
Modern Woodmen Park is a minor league baseball venue located in Davenport, Iowa. It is home to the Quad Cities River Bandits, the Midwest League affiliate of the Kansas City Royals. Since 1987, St. Ambrose University plays all of its home baseball games there as well. Located on the banks of the Mississippi River, in the shadow of the Centennial Bridge, home run balls to right field often land in the river.
A ballpark, or baseball park, is a type of sports venue where baseball is played. The playing field is divided into two field sections called the infield and the outfield. The infield is an area whose dimensions are rigidly defined in part based on the placement of bases, and the outfield is where dimensions can vary widely from ballpark to ballpark. A larger ballpark may also be called a baseball stadium because it shares characteristics of other stadiums.
FNB Field is a baseball park in Harrisburg, Pennsylvania, on City Island in the Susquehanna River. It is the home field of the Harrisburg Senators, the Double-A Eastern League affiliate of the Washington Nationals, and was the home stadium of Penn FC of the USL. The original structure was built in 1987 and it was called Riverside Stadium until 2004. It has a capacity of 6,187. The ballpark received a $45 million renovation that began in 2008.
Lawrence–Dumont Stadium, previously known as Lawrence Stadium, was a baseball stadium in Wichita, Kansas, United States. It was located on the northwest corner of McLean Boulevard and Maple Street, along the west bank of the Arkansas River, in the Delano neighborhood of downtown Wichita. The stadium held 6,400 fans and most recently was the home field of the Wichita Wingnuts independent baseball team from 2008 until 2018, and was home to the annual National Baseball Congress World Series from 1935 until 2018.
Marion Stadium is a stadium in Marion, Illinois, that was completed in 2007. It is primarily used for baseball and was previously the home of the Southern Illinois Miners of the Frontier League from 2007 to 2021 before being purchased by the Thrillville Thrillbillies of the Prospect League in 2023.
League Stadium is a historic baseball stadium in Huntingburg, Indiana, United States, located at 203 South Cherry Street. Originally built in 1894, League Stadium is the currently home of the Dubois County Bombers of the collegiate summer Prospect League. The stadium was formerly the home of the Dubois County Dragons in the independent Heartland {1996-1998} and Frontier Leagues (1999-2002) until the team moved to Kenosha, Wisconsin in 2003. The Southridge Raiders, an Indiana High School Athletic Association 3A baseball team, also uses the stadium as home field.
ISG Field is a stadium in Mankato, Minnesota, United States, with a capacity of 2,200. It is primarily used for baseball, and is the home field of the Mankato Moondogs of the Northwoods League, a collegiate summer baseball league. Bethany Lutheran College, Mankato West High School, Loyola Catholic School, and Mankato Area Youth Baseball Association also use the venue.
Husky Ballpark is a college baseball park in the Northwestern United States, located on the campus of the University of Washington in Seattle. Opened 27 years ago in 1998, it is the home field of the Washington Huskies of the Pac-12 conference. The playing field was renamed for donor Herb Chaffey in May 2009.
