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James Mcclain — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this James Mcclain across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 6-person household.
Age 19
b. ~1921
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | McClain |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Delivery boy |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 182 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Delivery Boy |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1921 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Erwin Mcclain | Son | — | 17 | ~1923 |
| Roland Mcclain | Son | — | 3 | ~1937 |
| Mabel Mcclain | Spouse | — | 41 | ~1899 |
| James Mcclain | Son | — | 19 | ~1921 |
| Bobbie Mcclain | Son | — | 11 | ~1929 |
| Ernest Mcclain | Head | — | 45 | ~1895 |
Census Appearances
1930
Jefferson, Kentucky
Son, age 9
Jefferson, Kentucky · implied b. ~1921 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McClain |
| Given Name | James H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Son, age 19
Jefferson-County, Kentucky · implied b. ~1921 — 6 household members
| Surname | McClain |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Delivery boy |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 182 |
| Highest Grade | H 4 |
| 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 James Mcclain across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcclain
Son · 1940 · age 19 · b. ~1921 · Kentucky
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Sibling
Erwin Mcclain
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roland Mcclain
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bobbie Mcclain
Sibling · 1940 · age 11
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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01366-00103)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Raymond E Barker | 24 | son | Accountant | Indiana |
| 42 | Kathleen Barker | 20 | daughter | — | Indiana |
| 43 | Maurice Barker | 14 | son | — | Indiana |
| 44 | Wm E Berry | 38 | Head | Lawyer | Kentucky |
| 45 | Mary Jo Berry | 37 | wife | — | Kentucky |
| 46 | Joseph R Berry | 15 | son | Delivery Boy | Kentucky |
| 47 | Barbara Ann Berry | 11 | daughter | — | Kentucky |
| 48 | Ernest Mcclain | 45 | Head | Salesman | Kentucky |
| 49 | Mabel Mcclain | 41 | wife | — | Kentucky |
| 50 | James Mcclain THIS PERSON | 19 | son | Delivery Boy | Kentucky |
| 51 | Erwin Mcclain | 17 | son | Delivery Boy | Kentucky |
| 52 | Bobbie Mcclain | 11 | son | — | Kentucky |
| 53 | Roland Mcclain | 3 | son | — | Kentucky |
| 54 | Bruce Jr Hoblitzell | 27 | Head | Agent | Kentucky |
| 55 | Beatrice Hoblitzell | 26 | wife | — | Georgia |
| 56 | Patricia Hoblitzell | 7 | daughter | — | Kentucky |
| 57 | Ann Hoblitzell | 1 | daughter | — | Kentucky |
| 58 | Paul Heffernan | 39 | Head | Proprietor | Kentucky |
| 59 | Marie N Heffernan | 39 | wife | Bookkeeper | Kentucky |
| 60 | Warren Van Roenn | 18 | step-son | Delivery Boy | Kentucky |
| 61 | Kenneth Van Roenn | 16 | step-son | — | Kentucky |
| 62 | Harriett Maquin | 57 | Head | Bookkeeper | Kentucky |
| 63 | Corrine Ford | 22 | lodger | Stenographer | Kentucky |
| 64 | L R Brooks | 50 | Head | Secretary Treas | Kentucky |
| 65 | Annie Brooks | 50 | wife | — | Kentucky |
| 66 | Willis Parsons | 22 | nephew | Bookkeeper | Kentucky |
| 67 | Flavie C Adams | 50 | Head | Estate Analyst | Indiana |
| 68 | Leta W Adams | 43 | wife | — | Kentucky |
| 69 | John C Adams | 9 | son | — | Kentucky |
| 70 | Nellie Archibald | 27 | maid | Maid | Indiana |
| 71 | L M Luesky | 50 | Head | Agent | Tennessee |
| 72 | Amy K Luesky | 47 | wife | — | Tennessee |
| 73 | Leonora Jr Luesky | 18 | son | — | Tennessee |
| 74 | R M Fible | 53 | Head | Vice President | Kentucky |
| 75 | Esther Fible | 43 | wife | — | Mississippi |
| 76 | Jean Fible | 16 | daughter | — | Kentucky |
| 77 | Jane Fible | 16 | daughter | — | Kentucky |
| 78 | Robert Kemper | 43 | Head | Salesman | 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)