1833History
government to persuade the Native Americans to move from the area, in 1833 they agreed under coercion to vacate their land for a nominal payment.
1837Architecture
Many of the workers turned to farming when the economic panic of 1837 halted canal construction; agriculture became the major occupation with produce sold in nearby Chicago.
1840Architecture
In order to transport agricultural products into the city of Chicago, construction of a plank road from Chicago began in 1840.
1851History
The path traversed the nine-mile (14 km) swamp between Chicago and the area that later became Westmont; it reached Naperville by 1851.
1858Government
The plank road soon became inadequate; in 1858, local incorporated towns and villages petitioned the Chicago, Burlington and Quincy Railroad to build a branch line from Aurora t...
1864Infrastructure
The railroad line was approved, with the first train in 1864.
1921Government
In the early 1900s, plats for the Village of Westmont were laid out and roads were dedicated; incorporation was decided by a vote of 41–28 in 1921.
1974Education
Westmont High School opened in 1974, and Westmont Public Library in 1993.
1983Military
Ty Warner, industrialist and inventor of Beanie Babies
Muddy Waters, Chicago blues musician; lived in Westmont before his 1983 death.
2020History
== Demographics ==
As of the 2020 census there were 24,429 people, 10,485 households, and 6,175 families residing in the village.