According to latest Census Bureau estimates, Boston has lost 24,926 residents (early 4% of its population) since 2020

 

From Retiring Guy's postcard collection

Two of Massachusetts' 10 largest cities, Cambridge and Quincy, made minor gains.

Source: U.S. Census Bureau

Boston Globe, 3/30/2023

Statewide, the population fell last year by about 8,000 residents, from an estimated 6.989 million to 6.981 million.

Other states' top 10.

Illinois.  (6/27/2023)

Iowa.  (6/27/2023)

Montana.  (6/27/2023)

Ohio.  (6/27/2023)

Wisconsin.  (6/27/2023)