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John Mcclain — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Graves-County, Kentucky
Our Model Tree links this John Mcclain across the 1930 and 1940 US Censuses in Graves-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Graves-County, Kentucky |
| Surname | McClain |
| Given Name | John Holbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. #4 |
| 1935 Residence (County) | Graves |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 4 |
| Est. Birth Year | ~1928 |
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 | Son | — | 12 | ~1928 |
| Rebecca Mcclain | Daughter | — | 4 | ~1936 |
| Robert Mcclain | Son | — | 15 | ~1925 |
| Terry Mcclain | Head | — | 40 | ~1900 |
| James Mcclain | Son | — | 10 | ~1930 |
| Lorena Mcclain | Spouse | — | 33 | ~1907 |
Census Appearances
1930
Graves, Kentucky
Son, age 2
Graves, Kentucky · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McClain |
| Given Name | Joe Bob |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Tennessee |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Graves-County, Kentucky
Son, age 12
Graves-County, Kentucky · implied b. ~1928 — 6 household members
| Surname | McClain |
| Given Name | John Holbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. #4 |
| 1935 Residence (County) | Graves |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 12 · b. ~1928 · Kentucky
★ You are viewing this record
Sibling
Robert Mcclain
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcclain
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rebecca Mcclain
Sibling · 1940 · age 4
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 — Graves-County, Kentucky
Open full size
1940 US Federal Census — Graves-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01309-00090)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Vera L Cobb | 39 | Wife | — | Tennessee |
| 2 | Emma L Cobb | 16 | Daughter | — | Kentucky |
| 3 | Oakey L Cobb | 8 | Son | — | Kentucky |
| 4 | Terry Mcclain | 40 | Head | Machine Repair | Kentucky |
| 5 | Lorena Mcclain | 33 | Wife | — | Kentucky |
| 6 | Robert Terry Mcclain | 15 | Son | — | Kentucky |
| 7 | John Holbert Mcclain THIS PERSON | 12 | Son | — | Kentucky |
| 8 | James Wilford Mcclain | 10 | Son | — | Kentucky |
| 9 | Rebecca Jane Mcclain | 4 | Daughter | — | Kentucky |
| 10 | Lutie Dick | 28 | Head | Common Labor | Kentucky |
| 11 | Sallie Rae Dick | 25 | Wife | — | Kentucky |
| 12 | Nancy Rebecca Dick | 7 | Daughter | — | Kentucky |
| 13 | Sanford Wiggins | 35 | Head | Farmer | Kentucky |
| 14 | Rubie Wiggins | 30 | Wife | — | Kentucky |
| 15 | Harold Wiggins | 17 | Son | Farmer | Kentucky |
| 16 | Wandeline Wiggins | 9 | Daughter | — | Kentucky |
| 17 | Pearl Wiggins | 48 | Head | Farmer | Kentucky |
| 18 | Mallie Wiggins | 42 | Wife | — | Kentucky |
| 19 | Hettie Wiggins | 28 | Daughter | — | Kentucky |
| 20 | Zettie Wiggins | 28 | Daughter | — | Kentucky |
| 21 | Bonnie Wiggins | 17 | Son | Farmer | Kentucky |
| 22 | Josh L Wiggins | 72 | Father | Farmer | Kentucky |
| 23 | R. Earl Motheral | 27 | Head | Carpenter | Kentucky |
| 24 | Virginia Motheral | 20 | Wife | — | Kentucky |
| 25 | Peggy Ann Motheral | 2 | Daughter | — | Kentucky |
| 26 | C. H. Parsley | 55 | Head | Sawmill | Tennessee |
| 27 | Bessie Parsley | 49 | Wife | — | Kentucky |
| 28 | Bessie E. H. Parsley | 22 | Son | Sawmill | Kentucky |
| 29 | Wayne Parsley | 17 | Son | — | Kentucky |
| 30 | Fred N. Parsley | 11 | Son | — | Kentucky |
| 31 | B. R. Howard | 50 | Head | Farmer | Kentucky |
| 32 | Lenore Howard | 44 | Wife | — | Kentucky |
| 33 | William Edward Howard | 23 | Son | Line Work | Kentucky |
| 34 | Mildred Howard | 21 | Daughter-in-law | — | Kentucky |
| 35 | Will Edw. Howard | 0 | Grandson | — | Kentucky |
| 36 | Raymond Glover | 39 | Head | Farmer | Tennessee |
| 37 | Opal Glover | 34 | Wife | — | Kentucky |
| 38 | Carroll Glover | 10 | Daughter | — | Kentucky |
| 39 | James Edward Glover | 10 | Son | — | Kentucky |
| 40 | Kenneth Earl Glover | 3 | Son | — | Kentucky |
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)