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John Boyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Michigan
Our Model Tree links this John Boyer across the 1930 and 1940 US Censuses in Jackson-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 12-person household.
Age 15
b. ~1925
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Michigan |
| Surname | Boyer |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Napoleon Twp |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Napoleon Twp |
| Est. Birth Year | ~1925 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Birdell Boyer | Head | — | 53 | ~1887 |
| Nattie Boyer | Son | — | 16 | ~1924 |
| Marian Boyer | Daughter | — | 9 | ~1931 |
| Clarence Boyer | Other | — | 4 | ~1936 |
| Darwin Boyer | Son | — | 3 | ~1937 |
| Margaret Boyer | Daughter | — | 7 | ~1933 |
| Lily Boyer | Daughter | — | 12 | ~1928 |
| John Boyer | Son | — | 15 | ~1925 |
| Carl Boyer | Son | — | 5 | ~1935 |
| Harriet Boyer | Daughter | — | 18 | ~1922 |
| James Boyer | Son | — | 11 | ~1929 |
| Helen Boyer | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Jackson, Michigan
Son, age 5
Jackson, Michigan · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bayer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Jackson-County, Michigan
Son, age 15
Jackson-County, Michigan · implied b. ~1925 — 12 household members
| Surname | Boyer |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Napoleon Twp |
| 1935 Residence (County) | Jackson |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| 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 Boyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Boyer
Son · 1940 · age 15 · b. ~1925 · Michigan
★ You are viewing this record
Sibling
Lily Boyer
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nattie Boyer
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Darwin Boyer
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marian Boyer
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Boyer
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harriet Boyer
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Boyer
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Boyer
Sibling · 1940 · age 5
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 — Jackson-County, Michigan
Open full size
1940 US Federal Census — Jackson-County, Michigan
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01769-00427)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Franstiad|Franstad Rushton | 75 | Head | — | Ohio |
| 42 | Lewis E. Rushton | 53 | Son | Woodworker | Ohio |
| 43 | Stella M. Rushton | 39 | Daughter | — | Kentucky |
| 44 | Willa A. Rushton | 15 | Daughter | — | Virginia |
| 45 | Adelle M. Tschalis | 18 | Daughter | — | Virginia |
| 46 | Daniel C. Tschalis | 12 | Son | — | Iowa |
| 47 | Birdell S. Boyer | 53 | Head | Carpenter | Iowa |
| 48 | Helen M. Boyer | 40 | Wife | — | Michigan |
| 49 | Harriet C. Boyer | 18 | Daughter | — | Michigan |
| 50 | Nattie L. Boyer | 16 | Son | — | Michigan |
| 51 | John A. Boyer THIS PERSON | 15 | Son | — | Michigan |
| 52 | Lily M. Boyer | 12 | Daughter | — | Michigan |
| 53 | James D. Boyer | 11 | Son | — | Michigan |
| 54 | Marian A. Boyer | 9 | Daughter | — | Michigan |
| 55 | Margaret A. Boyer | 7 | Daughter | — | Michigan |
| 56 | Carl N. Boyer | 5 | Son | — | Michigan |
| 57 | Clarence D. Boyer | 4 | Grandson | — | Michigan |
| 58 | Darwin B. Boyer | 3 | Son | — | Michigan |
| 59 | Alice E. Jones | 62 | Head | — | Michigan |
| 60 | Charles A. Mathis | 56 | Brother | Laborer | Michigan |
| 61 | Marlin Franstiad|Franstad | 13 | Son | — | Michigan |
| 62 | Ward Godfrey | 37 | Lodger | — | Michigan |
| 63 | Harvey A. Crowel | 33 | Head | Polisher | Michigan |
| 64 | Eula Crowel | 30 | Wife | — | Michigan |
| 65 | Phyllis Crowel | 10 | Daughter | — | Michigan |
| 66 | Thomas Crowel | 7 | Son | — | Michigan |
| 67 | Betty A. Crowel | 5 | Daughter | — | Michigan |
| 68 | Arlene Crowel | 3 | Daughter | — | Michigan |
| 69 | Anita Crowel | 1 | Daughter | — | Michigan |
| 70 | Ernest A. Free | 57 | Head | Laborer | England |
| 71 | Lucy K. Free | 60 | Wife | — | England |
| 72 | Robert L. Murphy | 25 | Head | Service Man | Michigan |
| 73 | Evelyn M. Murphy | 22 | Wife | — | Michigan |
| 74 | Harry L. Russler | 42 | Head | Millwright | Illinois |
| 75 | Florence R. Russler | 35 | Wife | — | Michigan |
| 76 | Fred E. Russler | 17 | Son | New Worker | Michigan |
| 77 | Gerald L. Russler | 12 | Son | — | Michigan |
| 78 | Bennie Kreutich | 42 | Head | Carpenter | Ohio |
| 79 | Eva M. Kreutich | 29 | Wife | — | Michigan |
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)