[2][3] Its stated mission statement is "creating a more just and equal Chicago, combating all forms of discrimination, and advancing public policies that offer genuine opportunity to all Chicagoans, especially those who have been left out of our society’s prosperity.

[14] Two of the 10 members lost re-election in 2019, but with ten newly elected aldermen joining the caucus, membership increased to 18 at the start of the 2019–23 term.

[18][19] The following table lists aldermen who are affiliated with the Progressive Reform Caucus, as of the 2023–27 term, according to news media reporting.

[27][28] Furthermore, they proposed a moratorium on the Chicago Police Department budget, a moratorium on privatization of city services, an end to Tax increment financing subsidies in wealthy neighborhoods, and increased spending on affordable housing, mental health, early childhood education, and a youth jobs program.

[32] During the George Floyd protests in late May and early June 2020, the Progressive Caucus renewed calls for the city to negotiate a new contract with the Chicago Police Department that would include systematic reforms, and introduced a resolution to that effect.