1837Government
== History ==
Established in 1837, Ballwin was named for John Ball, who settled at the town site in 1804.
1846Government
The church was founded in 1846 by Brother H.
1866History
A post office called Ballwin has been in operation since 1866.
1870Architecture
The original church was built in 1870, and traditional Methodist services are still conducted each Sunday inside.
2000History
=== 2000 census ===
As of the census of 2000, 31,283 people, 11,797 households, and 8,942 families were living in the city.
2007History
The median income for a household in the city was $66,458 and for a family was $77,021 (these figures had risen to $76,931 and $94,989, respectively, as of a 2007 estimate).
2010History
=== 2010 census ===
As of the 2010 census, 30,404 people, 11,874 households, and 8,631 families resided in the city.
2020History
== Demographics ==
=== 2020 census ===
As of the 2020 Census, 31,103 people and 11,922 households were living in the city.