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John Bullock — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washtenaw-County, Michigan
Our Model Tree links this John Bullock across the 1930 and 1940 US Censuses in Washtenaw-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Male
Son
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Washtenaw-County, Michigan |
| Surname | Bullock |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Ypsilanti |
| 1935 Residence (County) | Washtenaw |
| Additional Details | |
| Occupation | Spray Painter |
| Industry | Automotive |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 360 |
| Highest Grade | H 2 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Spray Painter |
| Township / Ward | Ypsilanti Township |
| Est. Birth Year | ~1922 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Bullock | Son | — | 18 | ~1922 |
| Calvin Bullock | Son | — | 4 | ~1936 |
| Virginia Bullock | Daughter | — | 15 | ~1925 |
| Lucile Bullock | Daughter | — | 10 | ~1930 |
| Arthur Bullock | Head | — | 50 | ~1890 |
| Florence Bullock | Spouse | — | 42 | ~1898 |
| Luella Bullock | Other | — | 17 | ~1923 |
| Elaine Bullock | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Washtenaw, Michigan
Son, age 8
Washtenaw, Michigan · implied b. ~1922 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bullock |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Washtenaw-County, Michigan
Son, age 18
Washtenaw-County, Michigan · implied b. ~1922 — 8 household members
| Surname | Bullock |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Ypsilanti |
| 1935 Residence (County) | Washtenaw |
| Occupation | Spray Painter |
| Industry | Automotive |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 360 |
| Highest Grade | H 2 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Bullock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Bullock
Son · 1940 · age 18 · b. ~1922 · Michigan
★ You are viewing this record
Sibling
Calvin Bullock
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elaine Bullock
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucile Bullock
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Bullock
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Washtenaw-County, Michigan
Open full size
1940 US Federal Census — Washtenaw-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01824-01014)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elmer L. Schertt | 27 | Head | Press Operator | Michigan |
| 42 | Violet S. Schertt | 23 | Wife | — | Michigan |
| 43 | Elmer L. Schertt | 5 | Son | — | Michigan |
| 44 | Rosemary L. Schertt | 1 | Daughter | — | Michigan |
| 45 | Kenneth C. Brandes | 26 | Head | Molder | Michigan |
| 46 | Helen M. Brandes | 31 | Wife | — | Michigan |
| 47 | James R. Smith | 36 | Head | Painter | Michigan |
| 48 | Ruth A. Smith | 31 | Wife | Book Exchange | South Africa |
| 49 | Robert A. Smith | 4 | Son | — | Michigan |
| 50 | Janice R. Smith | 2 | Daughter | — | Michigan |
| 51 | Hector J. Parker | 22 | Head | Machine Repair | Canada-English |
| 52 | Ida Mary Parker | 20 | Wife | — | Michigan |
| 53 | Joseph H. Parker | 1 | Son | — | Michigan |
| 54 | Frank S. Rice | 26 | Head | Laborer | Michigan |
| 55 | Ivylyn M. Rice | 25 | Wife | — | Michigan |
| 56 | Karen D. Rice | 1 | Daughter | — | Michigan |
| 57 | George Collins | 36 | Head | Carpenter | Michigan |
| 58 | Isabelle S. Collins | 30 | Wife | Laundress | New Jersey |
| 59 | Arthur L. Bullock | 50 | Head | Delivery Man | Michigan |
| 60 | Florence M. Bullock | 42 | Wife | — | Michigan |
| 61 | Virginia M. Bullock | 15 | Daughter | — | Michigan |
| 62 | Elaine F. Bullock | 12 | Daughter | — | Michigan |
| 63 | Lucile D. Bullock | 10 | Daughter | — | Michigan |
| 64 | Calvin A. Bullock | 4 | Son | — | Michigan |
| 65 | John M. Bullock THIS PERSON | 18 | Son | Spray Painter | Michigan |
| 66 | Luella E. Bullock | 17 | Daughter-in-law | — | Missouri |
| 67 | Lloyd E. Beane | 21 | Head | Laborer | Indiana |
| 68 | Lola R. Beane | 23 | Wife | — | Illinois |
| 69 | Georgia Anna Beane | 5 | Daughter | — | Indiana |
| 70 | Donald Lloyd Beane | 1 | Son | — | Indiana |
| 71 | Ethel Faye Beane | 0 | Daughter | — | Indiana |
| 72 | Eugene O. Nordman | 24 | Head | Laborer | Michigan |
| 73 | Catherine E. Nordman | 23 | Wife | — | Michigan |
| 74 | Welhe Herman A. Nordman | 3 | Son | — | Michigan |
| 75 | Charles H. Burpee | 36 | Head | Mill Wright | Michigan |
| 76 | Beatrice Burpee | 23 | Wife | — | Michigan |
| 77 | Joanne J. Burpee | 2 | Daughter | — | Michigan |
| 78 | Donald A. Burpee | 0 | Son | — | Michigan |
| 79 | John R. Lawrence | 27 | Head | Laborer | Michigan |
| 80 | Freda Q. Lawrence | 31 | Wife | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)