On 7 September 1879, James Dwyer and Maggie Kollman were married in Manhattan, New York City, New York. He was male, 22, born in Williamsbridge, Westchester County, New York, single, father Philip Dwyer, mother Mary Thompson. She was female, 18, born in New York City, single, father John Kollman, mother Eliza Mohr. [Marriage Records, New York City, New York, 1829–1938.]

1880 U.S. Census, Yonkers, Westchester County, New York
Enumeration District 137, Sheet 519
Dwelling 339, Family 536
Coleman, John, white, male, 45, married, janitor, born in Germany, both parents born in Germany
Coleman, Eliza, white, female, 50, married, house keeping, born in Ireland, both parents born in Ireland
Coleman, Henrietta, white, female, 13, daughter, single, at school, born in New York, both parents born in Ireland
Coleman, Ida, white, female, 5, daughter, single, at school, born in New York, both parents born in Ireland
Johnson, Maggie, white, female, 18, daughter, married, book keeper, born in New York, both parents born in Ireland
Johnson, James, white, male, 19, married, book keepr, born in New York, both parents born in Ireland
Johnson, Ida, white, female, 3/12, grand daughter, single, born in New York, both parents born in New York

1900 U.S. Census, Queens, New York, New York
Enumeration District 686, Sheet 12A
Fosters Meadow Road
Dwelling 233, Family 271
Johnson, James F., head, white, male, born February 1861, 39, married, married for 21 years, born in New York, both parents born in New York, editor, 0 months not employed, can read and write, speaks English, rents house
Johnson, Margaret A., wife, white, female, born January 1862, 38, married, married for 21 years, mother of 6 children of whom 6 are living, born in New York, father born in Germany, mother born in Ireland, can read and write, speaks English
Johnson, Ida E., daughter, white, female, born March 1880, 20, single, born in New York, both parents born in New York, can read and write, speaks English
Johnson, John M., son, white, male, born July 1881, 18, single, born in New York, both parents born in New York, jockey, 4 months not employed, can read and write, speaks English
Johnson, Maryetta F., daughter, white, female, born May 1883, 17, single, born in New York, both parents born in New York, can read and write, speaks English
Johnson, Hughes W., son, white, male, born June 1893, 6, single, born in New York, both parents born in New York
Johnson, Frances, daughter, white, female, born July 1894, 5, single, born in New York, both parents born in New York
Johnson, William W., son, white, male, born July 1896, 3, single, born in New York, both parents born in New York