1910 U.S. Census, Bronx, New York, New York
Enumeration District 1421, Sheet 19B
232 Willis Avenue, Family 307
Merritt, John P., head, male, white, 29, married, married for 7 years, born in New York, both parents born in New York, speaks English, hardware salesman, wage worker, not out of work, 0 weeks out of work, can read and write, speaks English, rents home
Merritt, Florence G., wife, female, white, 29, married, married for 7 years, born in New York, both parents born in New York, speaks English, no occupation, can read and write
Merritt, Harry E., son, male, white, 6, single, born in New York, both parents born in New York, no occupation, attends school

1915 New York State Census, Village of Freeport, Town of Hempstead, Nassau County
Page 14
40 E. Seaman Ave
Moore, Annie, head, white, female, 58, born in England, 44 years in the United States, citizen, engaged in housework
Merritt, John P., son-in-law, white, male, 34, born in the U.S., 34 years in the United States, citizen, salesman
Merritt, Florence G., daughter, white, female, 34, born in the U.S., 34 years in the United States, citizen, engaged in housework
Merritt, Harry E., grandson, white, male, 11, born in the U.S., 11 years in the United States, citizen, at school
Merritt, Anna E or C, granddaughter, female, white, 3, born in the U.S., 3 years in the United States, citizen, no occupation

1920 U.S. Census, Bronx, New York, New York
Enumeration District 360, Sheet 195B
2236 Light Street, Dwelling 125, Family 166
Merritt, John P., head, rents, male, white, 39, married, can read and write, born in New York, father born in Georgia, mother born in Canada and spoke English, speaks English, steamfitter at shipyards, wage worker
Merritt, Florence G., wife, female, white, 39, married, can read and write, born in New York, father born in England and spoke English, mother born in New York, speaks English, no occupation
Merritt, Harry E., son, male, white, 15, single, attended school (although may be crossed out), can read and write, born in New York, father born in New York, mother born in U.S. (written later), speaks English, wire bender for supply house, wage worker
Merritt, Susanna, daughter, female, white, 8, single, attended school, can read and write, born in New York, father born in New York, mother born in U.S. (written later)