Alton may refer to:
Alton (given name)
Alton (surname)
The Alton family, telepathic nobility in Marion Zimmer Bradley's Darkover novels
Alton National Park, in Queensland
Alton, Ontario
Alton, Nova Scotia
North Alton, Nova Scotia
South Alton, Nova Scotia
New Zealand
Alton, New Zealand, in Taranaki
Alton, Derbyshire, England
Alton, Hampshire, England
Alton College, Hampshire, England
Alton, Leicestershire, England
Alton, Staffordshire, England
Alton Castle, presently a Catholic youth retreat centre
Alton Towers, theme park
Alton, Wiltshire, England
Alton Estate, Roehampton, Greater London, England
Alton Water, a manmade reservoir in Suffolk
Alton, Alabama, an unincorporated community
Alton, California
Alton, Florida
Alton, Illinois
Alton National Cemetery
Alton, Indiana
Alton, Iowa
Alton, Kansas
Alton, Kentucky
Alton, Maine
Alton Township, Waseca County, Minnesota
Alton, Missouri
Alton, New Hampshire
Alton, Rhode Island
Alton, Texas
Alton, Utah
Alton, Virginia
Alton, West Virginia
First Battle of Alton, 1001
Treaty of Alton, signed in 1101 by Henry I of England and his older brother Robert, Duke of Normandy
Battle of Alton, fought in 1643 during the English Civil War
Alton Railroad, a railroad linking Chicago, St. Louis, and Kansas City, Missouri
Alton Line, a railway line in southeast England
Alton station (Illinois), an Amtrak station in Alton, Illinois
Alton railway station, in Alton, Hampshire, England
Alton Towers railway station, in Alton, Staffordshire, England
Alton Junction, a railroad junction in Chicago, Illinois
Alton Junction, Utah, a highway junction in Utah
Alton Steel, a steel manufacturer based in Alton, Illinois
