1900 U.S. Census, Baltimore City, Maryland
5th Ward, Enumeration District 66
502 S. Wolfe Street
House 50, Family 56
Schneider, Chas, head, white, male, born 4 August 1863, 37, married for 17 years, born in Maryland, both parents born in Germany, occupation appears to say letter carrier but has been overwritten, can read and write, speaks English, home ownership has been overwritten and is illegible
Schneider, Barbara, wife, white, female, born 29 September 1865, 34, married for 17 years, mother of six children of whom six survive, born in Maryland, both parents born in Germany, can read and write, speaks English
Schneider, Katie, daughter, white, female, born 13 November 1883, 16, single, born in Maryland, both parents born in Maryland, can read and write, speaks English
Schneider, Fred. J., son, white, male, born 31 August 1886, 14, single, born in Maryland, both parents born in Maryland, at school, can read and write, speaks English
Schneider, Chas J. Jr., son, white, male, born 10 November 1888, 11, single, born in Maryland, both parents born in Maryland, at school, can read and write, speaks English
Schneider, Eddy, son, white, male, born 3 May 1893, 7, single, born in Maryland, both parents born in Maryland, at school, can read and write, speaks English
Schneider, Harry, son, white, male, born 26 February 1895, 5, single, born in Maryland, both parents born in Maryland, speaks English
Schneider, Elmer, son, white, male, born 8 June 1897, 3, single, born in Maryland, both parents born in Maryland, speaks English

1910 U.S. Census, Baltimore City, Maryland:
6th Ward, E.D. 69, Sheet 7A
Enumerated on 26 April 1910
441 N. Lakewood Avenue
Dwelling 137, Household 140
Schneider, Charles J., head, male, white, age 47, married for 26 years, born in Maryland, both parents born in Germany and spoke German, speaks English, occupation letter carrier for post office, wage worker, not out of work, not unemployed in 1909, can read and write, owns home free of mortgage
Schneider, Barbara, wife, female, white, age 44, married for 26, years, mother of 6 children, all of whom are living, born in Maryland, both parents born in Germany and spoke German, no occupation, can read and write
Schneider, Fred. J., son, male, white, age 23, single, born in Maryland, both parents born in Maryland, speaks English, salesman for millinery, wage worker, not out of work, not unemployed in 1909, can read and write
Schneider, Chas. J., son, male, white, age 21, single, born in Maryland, both parents born in Maryland, speaks English, salesman in dry goods, wage worker, not out of work, not unemployed in 1909, can read and write
Schneider, Edward P.[?], son, male, white, age 17, single, born in Maryland, both parents born in Maryland, speaks English, salesman for millinery, wage worker, not out of work, not unemployed in 1909, can read and write
Schneider, Henry C.[?], son, male, white, age 15, single, born in Maryland, both parents born in Maryland, no occupation, can read and write, in school
Schneider, Elmer P.[?], son, male, white, page 13, single, born in Maryland, both parents born in Maryland, no occupation, can read and write, in school

[Note: in 1910, Catherine Schneider Thomas (sister of Charles J. Schneider) and her family lived across the street at 442 N. Lakewood Avenue.]