In the 1900 census for New Sweden there are 10 Upplings there, including yours.

1900 United States Federal Census > Maine > Aroostook > New Sweden > District 35
UPPLING, John, b. Dec 1868, 31, married 7 years, b. Sweden, parents born Sweden, emigrated 1871, naturalized, laborer in mill
Josephine, b. June 1871, 28, married 7 years, 3 born/3 living, born Canada (FR), parents born Canada (FR), emigrated 1885
Herbert, b. Jan ? 1895, 5, born ---------skey
Rupert, b. Dec 1899, ?age, born Maine
Mildred, b. Feb 1900, ?/12, born Maine

In 1910 the family moved:
1910 United States Federal Census > Indiana > Floyd > New Albany Twp > District 68

John is now a farmer and added information about children includes:
Herbert J., 13, b. Kentucky
Rupert F., 12, b. ME
Mildred H. E. (?), 10, b. ME
Byron H., 7, b. ME
Gustav, 4, b. ME
George, 1, b. ME

1920 United States Federal Census > Indiana > Floyd > New Albany > District 63
Now Josephine is a widow, age 48. With her are:
Herbert, 24, mail carrier
Rupert F., 22, labor
Katherine, daughter-in-law, 19
Mildred, 17
Bayron, 17
Gustave, 15
George, 11

Since John emigrated in 1871 he should be in the 1880 census. Here's a possible:
1880 United States Federal Census > Illinois > Cook > Chicago > District 179

UPLING, John, 26, boarder, machinist, b. Sweden

In 1881 your Josephine would have been with her parents in Canada. here's a possible:

Julian MARQUIS W Male French 52 Q <Quebec> Cultivateur Catholique
Telbrinie MARQUIS Female French 15 Q <Quebec> Catholique
Isa... MARQUIS Male French 17 Q <Quebec> Domestique Catholique
Rosalie MARQUIS Female French 13 Q <Quebec> Catholique
Medina MARQUIS Female French 9 Q <Quebec> Catholique
Nazaire MARQUIS Male French 3 Q <Quebec> Catholique
Josephine MARQUIS Female French 11 Q <Quebec> Catholique

Census Place Ste-Prudentienne, Shefford, Quebec
Family History Library Film 1375837
NA Film Number C-13201
District 59
Sub-district M
Page Number 65
Household Number 317


Regards,
Sharyn