Extract from the 1850 Census:
Name: John B Church
Age in 1850: 26
Estimated birth year: 1824
Birthplace: Massachusetts
Race: white
Gender: male
Relation to head-of-house: son
Home in 1850: Hubbardston, Worcester, Massachusetts
Father's birthplace: not listed
Mother's birthplace: Massachusetts
Occupation: currier
Siblings living at home: Adelphia (age 24), Asa H (22), and Eunice A (18)
Census place: Hubbardston, Worcester, Massachusetts; Roll M432_342; Page: 368A; Image: 535
Date: 11 Sep 1850

Extract from the 1860 Census:
Name: John B Church
Age in 1860: 37
Estimated birth year: 1823
Birthplace: Massachusetts
Race: white
Sex: male
Relation to head-of-house: boarder
Home in 1860: Conway, Franklin, Massachusetts
Post office: Conway
Value of personal property: $300
Occupation: currier
Census place: Conway, Franklin, Massachusetts; Roll M653_501; Page: 530; Image: 534; Family History Library Film: 803501
Date: 12 Jul 1860

Extract from the 1870 Census:
Name: John B Church
Age in 1870: 40 [sic]
Estimated birth year: 1830
Birthplace: Massachusetts
Race: white
Sex: male
Relation to head-of-house: head
Home in 1870: Waukegan Ward 2, Lake, Illinois
Post office: Waukegan
Value of real estate: not listed
Value of personal property: $400
Occupation: currier
Census place: Waukegan Ward 2, Lake, Illinois; Roll M593_242; Page: 754A; Image: 503; Family History Library Film: 545741
Date: 14 Jun 1870

Extract from the 1880 Census:
Name: John B Church
Age: 50 [sic]
Estimated birth year: 1830
Birthplace: Massachusetts
Race: white
Sex: male
Relationship to head-of-household: head
Home in 1880: Mansfield, Tolland, Connecticut
Marital status: married
Father's birthplace: Massachusetts
Mother's birthplace: Massachusetts
Occupation: farmer
Census place: Mansfield, Tolland, Connecticut; Roll: T9_109; Family History Film: 1254109; Page: 227.2000; Enumeration District: 161; Image: 0707
Date: 23 Jun 1880

Extract from the 1900 Census:
Name: John B Church
Age at last birthday: 77
Date of birth: Jun 1822 [sic]
Birthplace: Massachusetts
Race: white
Sex: male
Relationship to head-of-house: head
Home in 1900: Boston Ward 12, Suffolk, Massachusetts
Address: Dartmouth Street
Marital status: married
Number of years of marriage: 32
Able to read, write and speak English: yes
Father's birthplace: Massachusetts
Mother's birthplace: Massachusetts
Farm or home: home
Home owned or rented: not listed
Occupation: leather
Months not employed: 12
Census place: Boston Ward 12, Suffolk, Massachusetts; Roll: T623 681; Page: 1B; Enumeration District: 1327
Date: 1 Jun 1900

Extract from Massachusetts Death Records, 1841-1915:
Name: John B Church
Age: 86
Gender: male
Estimated beath date: 1823
Birth place: Hubbardston
Residence: Boston, Massachusetts
Marital status: widower
Death date: 23 Jul 1909
Death place: Boston, Massachusetts - Cushing Hospital, 26 Dartmouth Street
Cause of death: chronic nephritis; heart disease
Father: John Church
Mother: not listed
Place of burial: Hubbardston

Obituary from the "Globe" of Boston, Massachusetts dated 24 Jul 1909:
Church - In this city, July 23, John B. Church, 86 yrs 28 ds. Funeral services and interment at Hubbardston, Mass.

He married Julia A Leonard 1 Nov 1860 in Ashfield, Franklin, Massachusetts.