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John Mcclain — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Missouri
Our Model Tree links this John Mcclain across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Missouri (XGBoost, ~Confirmed) — first a head (b.~1855), then head of a 3-person household.
Age 85
b. ~1855
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Missouri |
| Surname | McClain |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 85 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Festus city |
| Additional Details | |
| Occupation | 7 |
| Highest Grade | No 5 |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | 7 |
| Township / Ward | Festus City |
| Est. Birth Year | ~1855 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Susan Mcclain | Spouse | — | 83 | ~1857 |
| John Mcclain | Head | — | 85 | ~1855 |
| George Mcclain | Son | — | 60 | ~1880 |
Census Appearances
1920
Jefferson, Missouri
Head, age 66
Jefferson, Missouri · implied b. ~1854 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McClain |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Yard work |
| Industry | Glass Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Jefferson, Missouri
Head, age 75
Jefferson, Missouri · implied b. ~1855 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McClain |
| Given Name | John O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 24 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1400 |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Jefferson-County, Missouri
Head, age 85
Jefferson-County, Missouri · implied b. ~1855 — 3 household members
| Surname | McClain |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 85 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Festus city |
| Occupation | 7 |
| Highest Grade | No 5 |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Mcclain
Head · 1940 · age 85 · b. ~1855 · Missouri
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jefferson-County, Missouri
Open full size
1940 US Federal Census — Jefferson-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02119-00281)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Doris M. | 19 | Wife | 5 | Missouri |
| 2 | Charles E. | 1 | Son | — | Missouri |
| 3 | Kenneth A. | 0 | Son | — | Missouri |
| 4 | Louis E. Ward | 23 | Head | Topidriver | Missouri |
| 5 | Jeanette Ward | 22 | Wife | 5 | Missouri |
| 6 | Louis Jr. Ward | 2 | Son | — | Missouri |
| 7 | Marylyn D. Ward | 1 | Daughter | — | Missouri |
| 8 | Martin L. Eisenberg | 33 | Head | Glass Cutter | Missouri |
| 9 | Bertha E. Eisenberg | 29 | Wife | — | Missouri |
| 10 | Carolyn J. Eisenberg | 0 | Daughter | — | Missouri |
| 11 | John L. Wright | 48 | Head | Laborer | Missouri |
| 12 | Jenetta P. Wright | 36 | Wife | 5 | Missouri |
| 13 | Betty M. Wright | 16 | Daughter | 6 | Missouri |
| 14 | Richard C. Wright | 15 | Son | 6 | Missouri |
| 15 | John C. Wright | 14 | Son | 6 | Missouri |
| 16 | Annabelle Wright | 12 | Daughter | — | Missouri |
| 17 | Goldie May Wright | 10 | Daughter | — | Missouri |
| 18 | Sylva Lee Wright | 1 | Daughter | — | Missouri |
| 19 | Clarence Meyer | 32 | Head | Electrician | Illinois |
| 20 | Martha E. Meyer | 30 | Wife | 5 | Illinois |
| 21 | Walter Tindall | 58 | Head | Watchman | Missouri |
| 22 | John Lilly | 42 | Head | Helper Garage | Missouri |
| 23 | Luella M. Lilly | 38 | Wife | 7 | Missouri |
| 24 | John R. Lilly | 21 | Son | Car Washer | Missouri |
| 25 | Francis V. Lilly | 19 | Son | Cementer | Missouri |
| 26 | John E. Mcclain THIS PERSON | 85 | Head | 7 | Missouri |
| 27 | Susan Mcclain | 83 | Wife | 5 | Tennessee |
| 28 | George Mcclain | 60 | Son | Hot Carrier | Federal |
| 29 | Leroy Renfro | 21 | Head | Truck Driver | Missouri |
| 30 | Ada M. Renfro | 23 | Wife | 5 | Missouri |
| 31 | Ronald L. Renfro | 0 | Son | — | Missouri |
| 32 | James H. Bailey | 88 | Head | 7 | Missouri |
| 33 | Estella A. Bailey | 47 | Daughter | School Teacher | Missouri |
| 34 | Ella Maude Bailey | 38 | Daughter | Time Clerk | Missouri |
| 35 | Genevieve Beech | 24 | Lodger | School Teacher | Missouri |
| 36 | Harold Mccormack | 50 | Head | Salesman | Missouri |
| 37 | Verna P. Mccormack | 45 | Wife | 5 | Illinois |
| 38 | Judith Mccormack | 13 | Daughter | — | Missouri |
| 39 | John M. Clinton | 33 | Head | Dentist | Missouri |
| 40 | Grace L. Clinton | 28 | Wife | Lawyer | Missouri |
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)