Hi Ben...
1900 US census, Philadelphia City, Pennsylvania
CHURCHILL
John, 47, b Jan 1853, England, parents born England, to USA 1884, is naturalized. Occupation: Wool Scourer. Married 25 years.
Mary J, 47, b Sept 1852, England, parents born England, to USA 1886, is naturalized. Married 25 years. Birthed 12 children, 8 living at time of census.
Thomas W, 23, b July 1876, England. Occupation: wool scourer to USA 1886
Harriet, 20, b August 1879, England. Occupation: curtain spooler, to USA 1886
George, 18, b Nov 1881, England. Occupation: cloth finisher, to USA 1886
Edward, 16, b Aug 1883, England. Occupation: wool piecer, to USA 1886
Susan, 14, b July 1885, England. Occupation: curtain spooler, to USA 1886
Catharine, 12, b Sept 1887, Penn. Occupation: at school
Anna J, 4, b June 1895, Penn.
Lucy 11 months, b Jun 1899, Penn.
Regards
Grub

Unless the family returned to England after John passed on, they should be on later census, but I don't have time at present to look.
One of our other RCers will find them for you, I'm sure.