Here is a report of the death from the Hartford Courant:
https://www.newspapers.com/clip/108257476/
and a report of his funeral:
https://www.newspapers.com/clip/108257606/
Not sure if it is the same man, but ancestry.com has the marriage record for Norwich, Connecticut, which has a marriage for Michael Carroll, age 23, who married Margaret McVeigh, both born in Norwich. The marriage took place on March 22, 1895.
https://www.ancestry.com/discoveryui-content/view/14678:61367
That fits the couple in the 1930 Census pretty well.
And this family would be a pretty good fit for him:
https://www.familysearch.org/ark:/61903/1:1:MFZM-JRP
Thank you Roger this will help get him connected