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John Mcclain — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Mcclain across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 6-person household.
Age 15
b. ~1925
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | McClain |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Mcclain | Head | — | 49 | ~1891 |
| Fred Mcclain | Son | — | 14 | ~1926 |
| Eith Mcclain | Spouse | — | 46 | ~1894 |
| Donald Mcclain | Son | — | 19 | ~1921 |
| Grover Mcclain | Son | — | 17 | ~1923 |
| John Mcclain | Son | — | 15 | ~1925 |
Census Appearances
1930
Wayne, Michigan
Son, age 5
Wayne, Michigan · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McClain |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 15
Wayne-County, Michigan · implied b. ~1925 — 6 household members
| Surname | McClain |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Mcclain across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcclain
Son · 1940 · age 15 · b. ~1925 · Michigan
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Sibling
Grover Mcclain
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Mcclain
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Mcclain
Sibling · 1940 · age 14
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-t0627-01855-00607)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Victor De Lorenzo | 33 | Head | Motor Man | Italy |
| 2 | Violet De Lorenzo | 27 | Wife | — | South Dakota |
| 3 | Virginia De Lorenzo | 5 | Daughter | — | Michigan |
| 4 | Charles Stuart | 30 | Head | Trimmer | Scotland |
| 5 | Margaret Stuart | 23 | Wife | — | Michigan |
| 6 | Diana Stuart | 2 | Daughter | — | Michigan |
| 7 | Arthur Rajala | 45 | Head | Machinist | Finland |
| 8 | Agnes Rajala | 36 | Wife | — | Germany |
| 9 | Robert Rajala | 1 | Son | — | Michigan |
| 10 | James Grant | 39 | Head | Tool Maker | England |
| 11 | Cecilia Grant | 35 | Wife | — | Illinois |
| 12 | Joseph Grant | 13 | Son | — | Michigan |
| 13 | James Grant | 12 | Son | — | Michigan |
| 14 | Cecilia Grant | 8 | Daughter | — | Michigan |
| 15 | Richard Grant | 6 | Son | — | Michigan |
| 16 | Mary Grant | 0 | Daughter | — | Michigan |
| 17 | John Vogt | 51 | Head | Barber | South Dakota |
| 18 | Edna Vogt | 58 | Wife | — | Michigan |
| 19 | Francis Thompson | 53 | Head | Bench Work | Canada English |
| 20 | Ada Thompson | 46 | Wife | — | Michigan |
| 21 | Verna Thompson | 22 | Daughter | Typing & Steno | Canada English |
| 22 | Vernon Thompson | 22 | Son | New Worker | Canada English |
| 23 | James Moil | 21 | Lodger | Bench Hand | Michigan |
| 24 | Carol Moil | 19 | Lodger wife | — | Michigan |
| 25 | John Mcclain | 49 | Head | Truck Driver | Michigan |
| 26 | Eith Mcclain | 46 | Wife | — | Michigan |
| 27 | Donald Mcclain | 19 | Son | New Worker | Michigan |
| 28 | Grover Mcclain | 17 | Son | — | Michigan |
| 29 | John Mcclain THIS PERSON | 15 | Son | — | Michigan |
| 30 | Fred Mcclain | 14 | Son | — | Michigan |
| 31 | Antoine Labrie | 40 | Head | Repair Man | Canada French |
| 32 | Rosa Labrie | 43 | Wife | — | Canada French |
| 33 | Philippe Labrie | 8 | Son | — | Michigan |
| 34 | Gilbert Labrie | 7 | Son | — | Michigan |
| 35 | Richard Labrie | 5 | Son | — | Michigan |
| 36 | Robert Labrie | 4 | Son | — | Michigan |
| 37 | W. Harold Price | 28 | Head | Clerk | Michigan |
| 38 | Patricia Price | 26 | Wife | File Clerk | Ireland |
| 39 | Calman Forgach | 30 | Head | Tinner | Pennsylvania |
| 40 | Anna Forgach | 27 | Wife | — | Czechoslovakia |
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)