I think even Wikipedia has a current list for 2017 estimates, released May of 2018. I hate linking to Wikipedia, because IF an article there is correct, it in turn cites a real source. https://factfinder.census.gov/faces/tableservices/jsf/pages/productview.xhtml?src=bkmk
^^ Annual Estimates of the Resident Population for Incorporated Places of 50,000 or More, Ranked by July 1, 2017 Population: April 1, 2010 to July 1, 2017
Source: U.S. Census Bureau, Population Division
Release Date: May 2018