Initial records do not list Isaac (jr) as a son of Isaac (Sr) but he shows up in 1850 census.  In 1860 census, James (6) is listed as living with Isaac (Sr). Could this be the son of Isaac junior who dies before the 1860 census?

Documents

Family Tree

Family Photo Pages

Isaac Marriott is listed on the New York Passenger and Immigration Lists (1820-1850), Arrival date: 26 June 1840 at age 43. Port: New York aboard the North America. Family ID = 30018592. Microfilm roll 42, Microfilm serial # M237.

North America Passenger List

 

 

Susannah Marriott was still listed in Leicestershire, England in the 1841 England census.  
In 1843, Isaac Marriott bought 160 acres of land in Shawneetown, Edwards County, Illinois.  
In 1848, Isaac Marriott bought an additional 40 acres of land that adjoined the previous property. He followed that with the purchase of 44.65 acres, then once again, purchasing an additional 80 acres.  
1850 Census shows Isaac (53) and Susanah (54) living in Edwards County, Illinois along with children Isaac (25), Thomas (19), and Hannah (14). William and Hannah Crackle live nearby.  
1860 Census shows Isaac (63) and Susannah (64) living in Edwards County (Grayville) Illinois. With them is 6 year old James Marriott.