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John Mackey — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Wayne, Michigan
Our Model Tree links this John Mackey across the 1930 and 1940 US Censuses in Wayne, Michigan (XGBoost, ~Confirmed) — first a son (b.~1904), then head of a 12-person household.
Age 26
b. ~1904
Male
Son
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Wayne, Michigan |
| Surname | Mackey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit |
| Est. Birth Year | ~1904 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Alice Mackey | Daughter | — | 20 | ~1910 |
| Margaret Mackey | Daughter | — | 30 | ~1900 |
| William Mackey | Son | — | 12 | ~1918 |
| John Mackey | Son | — | 26 | ~1904 |
| Richard Mackey | Son | — | 14 | ~1916 |
| Edward Mackey | Son | — | 22 | ~1908 |
| Thomas Mackey | Son | — | 10 | ~1920 |
| Helen Mackey | Daughter | — | 18 | ~1912 |
| Robert Mackey | Son | — | 16 | ~1914 |
| Ann Mackey | Head | — | 60 | ~1870 |
| James Mackey | Son | — | 24 | ~1906 |
| Mary Mackey | Daughter | — | 28 | ~1902 |
Census Appearances
1930
Wayne, Michigan
Son, age 26
Wayne, Michigan · implied b. ~1904 — 12 household members
| Surname | Mackey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Other, age 37
Wayne-County, Michigan · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKee |
| Given Name | John |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Occupation | Machinist |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1908 |
| Highest Grade | No 8 |
| 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 Mackey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mackey
Son · 1930 · age 26 · b. ~1904 · Michigan
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Sibling
William Mackey
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mackey
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mackey
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Mackey
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Mackey
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mackey
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Mackey
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mackey
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mackey
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mackey
Sibling · 1930 · 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
1930 US Federal Census — Wayne, Michigan
Open full size
1930 US Federal Census — Wayne, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1053:0612)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Edward | 23 | Son | None | Michigan |
| 52 | Conrad | 21 | Son | None | Michigan |
| 53 | Ann Mackey | 60 | Head | None | New York |
| 54 | Margaret Mackey | 30 | Daughter | Stenographer | Canada English |
| 55 | Mary Mackey | 28 | Daughter | Teacher | Michigan |
| 56 | John Mackey THIS PERSON | 26 | Son | None | Michigan |
| 57 | James Mackey | 24 | Son | None | Michigan |
| 58 | Edward Mackey | 22 | Son | Clerk | Michigan |
| 59 | Alice Mackey | 20 | Daughter | None | Michigan |
| 60 | Helen Mackey | 18 | Daughter | None | Michigan |
| 61 | Robert Mackey | 16 | Son | None | Michigan |
| 62 | Richard Mackey | 14 | Son | None | Michigan |
| 63 | William Mackey | 12 | Son | None | Michigan |
| 64 | Thomas Mackey | 10 | Son | None | Michigan |
| 65 | James Mackey | 30 | Head | Salesman | Canada English |
| 66 | Anna Mackey | 25 | Wife | None | Canada English |
| 67 | James Mackey | 4 | Son | None | Michigan |
| 68 | Patricia Mackey | 2 | Daughter | None | Michigan |
| 69 | Thomas Mackey | 1 | Son | None | Michigan |
| 70 | Catherine Mackey | 40 | Head | Saleslady | Michigan |
| 71 | Catherine Mackey | 14 | Daughter | None | Michigan |
| 72 | Mary Mackey | 12 | Daughter | None | Michigan |
| 73 | Margaret Mackey | 10 | Daughter | None | Michigan |
| 74 | Thomas Mackey | 8 | Son | None | Michigan |
| 75 | John Mackey | 6 | Son | None | Michigan |
| 76 | Edward Mackey | 4 | Son | None | Michigan |
| 77 | Alice Mackey | 2 | Daughter | None | Michigan |
| 78 | Robert Mackey | 1 | Son | None | Michigan |
| 79 | Helen Mackey | 0 | Daughter | None | Michigan |
| 80 | Richard Mackey | 0 | Son | None | Michigan |
| 81 | William Mackey | 0 | Son | None | Michigan |
| 82 | Thomas Mackey | 0 | Son | None | Michigan |
| 83 | John Mackey | 0 | Son | None | Michigan |
| 84 | Edward Mackey | 0 | Son | None | Michigan |
| 85 | Alice Mackey | 0 | Daughter | None | Michigan |
| 86 | Robert Mackey | 0 | Son | None | Michigan |
| 87 | Helen Mackey | 0 | Daughter | None | Michigan |
| 88 | Richard Mackey | 0 | Son | None | Michigan |
| 89 | William Mackey | 0 | Son | None | Michigan |
| 90 | Thomas Mackey | 0 | Son | None | Michigan |
| 91 | John Mackey | 0 | Son | None | Michigan |
| 92 | Edward Mackey | 0 | Son | None | Michigan |
| 93 | Alice Mackey | 0 | Daughter | None | Michigan |
| 94 | Robert Mackey | 0 | Son | None | Michigan |
| 95 | Helen Mackey | 0 | Daughter | None | Michigan |
| 96 | Richard Mackey | 0 | Son | None | Michigan |
| 97 | William Mackey | 0 | Son | None | Michigan |
| 98 | Thomas Mackey | 0 | Son | None | Michigan |
| 99 | John Mackey | 0 | Son | None | Michigan |
| 100 | Edward Mackey | 0 | Son | None | Michigan |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)