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John Byrne — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Byrne across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Byrne |
| Given Name | John R. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Inkster Village |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Inkster Village |
| Est. Birth Year | ~1930 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| James Byrne | Head | — | 44 | ~1896 |
| Gerald Byrne | Son | — | 15 | ~1925 |
| Harry Byrne | Son | — | 14 | ~1926 |
| Nora Byrne | Daughter | — | 6 | ~1934 |
| Mary Byrne | Daughter | — | 4 | ~1936 |
| Kathleen Byrne | Daughter | — | 13 | ~1927 |
| Margaret Byrne | Spouse | — | 40 | ~1900 |
| John Byrne | Son | — | 10 | ~1930 |
| Robert Byrne | Son | — | 9 | ~1931 |
| James Byrne | Son | — | 16 | ~1924 |
| Thomas Byrne | Son | — | 12 | ~1928 |
Census Appearances
1930
Wayne, Michigan
Son, age
Wayne, Michigan · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrne |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Ireland North |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 10
Wayne-County, Michigan · implied b. ~1930 — 11 household members
| Surname | Byrne |
| Given Name | John R. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Inkster Village |
| 1935 Residence (County) | Wayne |
| Industry | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| 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 Byrne across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Byrne
Son · 1940 · age 10 · b. ~1930 · Michigan
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Sibling
Kathleen Byrne
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nora Byrne
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Byrne
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Byrne
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Byrne
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Byrne
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Byrne
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Byrne
Sibling · 1940 · age 12
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01827-00054)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Evelyn R. Bradley | 5 | daughter | — | Michigan |
| 42 | Charles E. Cardale | 42 | Head | Moulder | Scotland |
| 43 | Christine Cardale | 56 | Wife | — | Scotland |
| 47 | Samuel Bucalja | 41 | Head | Core Maker | Yugoslavia |
| 48 | Anna Bucalja | 40 | Wife | Kitchen Help | Poland |
| 49 | Mary A. Bucalja | 17 | daughter | — | Michigan |
| 50 | Catherine Bucalja | 15 | daughter | — | Michigan |
| 51 | Edward S. Bucalja | 13 | son | — | Michigan |
| 52 | Paul D. Jessie | 25 | Head | Painter | Illinois |
| 53 | Margaret E. Jessie | 24 | Wife | — | Michigan |
| 54 | Jennet M. Jessie | 6 | daughter | — | Michigan |
| 55 | Dale B. Jessie | 3 | son | — | Michigan |
| 56 | Richard Bradley | 32 | Head | Tractor Driver | Michigan |
| 57 | Margaret Bradley | 28 | Wife | — | Michigan |
| 58 | Helen T. Bradley | 10 | daughter | — | Michigan |
| 59 | Joyce R. Bradley | 6 | daughter | — | Michigan |
| 60 | Rayene R. Bradley | 7 | daughter | — | Michigan |
| 61 | Henry Bradley | 4 | son | — | Michigan |
| 62 | John H. Bradley | 3 | son | — | Michigan |
| 63 | Alex Balagna | 52 | Head | Machine Operator | Italy |
| 64 | Mary Balagna | 47 | Wife | — | Italy |
| 65 | Marian Balagna | 11 | daughter | — | Michigan |
| 66 | Lloyd T. Pryke | 37 | Head | Crane Operator | Michigan |
| 67 | Mary M. Pryke | 67 | Wife | — | Michigan |
| 68 | Samuel J. Plehal | 43 | Head | Machine Operator | Minnesota |
| 69 | Lorela A. Plehal | 44 | Wife | — | Indiana |
| 70 | James Byrne | 44 | Head | Auto Parts Tester | Ireland |
| 71 | Margaret Byrne | 40 | Wife | — | Ireland |
| 72 | James J. Byrne | 16 | son | — | Michigan |
| 73 | Gerald E. Byrne | 15 | son | — | Michigan |
| 74 | Harry Byrne | 14 | son | — | Michigan |
| 75 | Kathleen Byrne | 13 | daughter | — | Michigan |
| 76 | Thomas Byrne | 12 | son | — | Michigan |
| 77 | John R. Byrne THIS PERSON | 10 | son | — | Michigan |
| 78 | Robert Byrne | 9 | son | — | Michigan |
| 79 | Nora J. Byrne | 6 | daughter | — | Michigan |
| 80 | Mary F. Byrne | 4 | daughter | — | Michigan |
Related Census Records
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)