JH
John Healey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Healey across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 13-person household.
Age 16
b. ~1924
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Healey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | New Worker |
| Township / Ward | Detroit |
| Est. Birth Year | ~1924 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Patricia Healey | Daughter | — | 10 | ~1930 |
| George Healey | Son | — | 18 | ~1922 |
| Robert Healey | Son | — | 8 | ~1932 |
| Agnes Healey | Spouse | — | 43 | ~1897 |
| Donald Healey | Son | — | 5 | ~1935 |
| Frank Healey | Son | — | 3 | ~1937 |
| Thomas Healey | Son | — | 11 | ~1929 |
| Mary Healey | Daughter | — | 17 | ~1923 |
| Dorothy Healey | Daughter | — | 14 | ~1926 |
| Paul Healey | Son | — | 9 | ~1931 |
| Rita Healey | Daughter | — | 12 | ~1928 |
| John Healey | Son | — | 16 | ~1924 |
| M Healey | Head | — | 45 | ~1895 |
Census Appearances
1930
Wayne, Michigan
Son, age 5
Wayne, Michigan · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Healy |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 16
Wayne-County, Michigan · implied b. ~1924 — 13 household members
| Surname | Healey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 0 |
| Highest Grade | H-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 Healey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Healey
Son · 1940 · age 16 · b. ~1924 · Michigan
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Sibling
Rita Healey
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Healey
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Healey
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Healey
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Healey
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Healey
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Healey
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Healey
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Healey
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Healey
Sibling · 1940 · age 18
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
40 people indexed on this census page (nara:1940:m-t0627-01875-00921)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jane Donnelly | 18 | Daughter | — | Georgia |
| 42 | Betty Donnelly | 15 | Daughter | — | Michigan |
| 43 | William Donnelly | 13 | Son | — | Michigan |
| 44 | Carl Humphrey | 28 | Head | Manager | Canada-English |
| 45 | Lillian Humphrey | 22 | Wife | — | Tennessee |
| 46 | M. Healey | 45 | Head | Valuator Assistant | West Virginia |
| 47 | Agnes (At) Healey | 43 | Wife | — | Michigan |
| 48 | George Healey | 18 | Son | Photography | Michigan |
| 49 | Mary Healey | 17 | Daughter | — | Michigan |
| 50 | John Healey THIS PERSON | 16 | Son | New Worker | Michigan |
| 51 | Dorothy Healey | 14 | Daughter | — | Michigan |
| 52 | Rita Healey | 12 | Daughter | — | Michigan |
| 53 | Thomas Healey | 11 | Son | — | Michigan |
| 54 | Patricia Healey | 10 | Daughter | — | Michigan |
| 55 | Paul Healey | 9 | Son | — | Michigan |
| 56 | Robert Healey | 8 | Son | — | Michigan |
| 57 | Donald Healey | 5 | Son | — | Michigan |
| 58 | Frank Healey | 3 | Son | — | Michigan |
| 59 | Martin Sclavo | 39 | Head | Press Operator | Michigan |
| 60 | Edna Sclavo | 35 | Wife | — | Michigan |
| 61 | Martin Jr. Sclavo | 15 | Son | — | Michigan |
| 62 | David Sclavo | 1 | Son | — | Michigan |
| 63 | Carl E. Baker | 34 | Head | Installation | Michigan |
| 64 | Irene Baker | 30 | Wife | — | Michigan |
| 65 | Robert Baker | 12 | Son | — | Michigan |
| 66 | Donald Baker | 10 | Son | — | Michigan |
| 67 | Ernest Mayville | 47 | Head | Manager | Michigan |
| 68 | Margaret Mayville | 42 | Wife | — | Michigan |
| 69 | Katherine Mayville | 18 | Daughter | — | Michigan |
| 70 | Thelma Mayville | 14 | Daughter | — | Michigan |
| 71 | William Mayville | 8 | Son | — | Michigan |
| 72 | Ernest Jr. Mayville | 3 | Son | — | Michigan |
| 73 | Perry Mcneil | 40 | Head | Photo Engraver | Ontario |
| 74 | Mary Mcneil | 42 | Wife | — | Michigan |
| 75 | John Mcneil | 9 | Son | — | Michigan |
| 76 | Irving Henry | 33 | Head | Salesman | Michigan |
| 77 | Charlotte Henry | 34 | Wife | — | Texas |
| 78 | Margaret Henry | 6 | Daughter | — | Michigan |
| 79 | David Henry | 5 | Son | — | Michigan |
| 80 | Betty Powers | 19 | Lodger | — | 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)