In the 1840 Census, the Thomas Ackerman family either lived with David G. Demarest or very close by as the father-in-law is on the very next line of the census.
More About Thomas L. Ackerman: Burial: Unknown, Cedar Lawn Cem. Paterson, NJ.51 Census 1: 1840, listed at Acquackanonk Twp, Passaic, NJ w/1 male under 5; 1 male 30/under 40; 2 females under 5; 1 female 20/under 30..51 Census 2: 21 Aug 1850, listed at Manchester Twp, Passaic, NJ.51 Occupation: 21 Aug 1850, laborer.51
More About Thomas L. Ackerman and Maria Demerest: Marriage: Paterson, NJ (?).51
Children of Thomas L. Ackerman and Maria Demerest are:
+David Demerest Ackerman, b. 17 Oct 1833, Acquackanonk Twp., Passaic Co., NJ, d. 28 Sep 1905, Paterson, Passaic Co., NJ.