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Francis Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hardin-County, Kentucky
Our Model Tree links this Francis Thomas across the 1930 and 1940 US Censuses in Hardin-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hardin-County, Kentucky |
| Surname | Thomas |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (County) | Hardin |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farm Laborer |
| Township / Ward | Magisterial Dist No 4 |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| Francis Thomas | Son | — | 16 | ~1924 |
| Joseph Thomas | Son | — | 15 | ~1925 |
| Mary Thomas | Spouse | — | 36 | ~1904 |
| Russell Thomas | Son | — | 10 | ~1930 |
| Lawrence Thomas | Head | — | 41 | ~1899 |
| Robert Thomas | Son | — | 2 | ~1938 |
| Earl Thomas | Son | — | 4 | ~1936 |
| Philip Thomas | Son | — | 9 | ~1931 |
| Jamie Thomas | Son | — | 12 | ~1928 |
Census Appearances
1930
Hardin, Kentucky
Son, age 6
Hardin, Kentucky · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Hardin-County, Kentucky
Son, age 16
Hardin-County, Kentucky · implied b. ~1924 — 9 household members
| Surname | Thomas |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (County) | Hardin |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Francis Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Francis Thomas
Son · 1940 · age 16 · b. ~1924 · Kentucky
★ You are viewing this record
Sibling
Russell Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Philip Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Thomas
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jamie Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Thomas
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 — Hardin-County, Kentucky
Open full size
1940 US Federal Census — Hardin-County, Kentucky
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01312-00420)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John | 12 | Grandson | — | Kentucky |
| 42 | James W. Stewart | 65 | Head | Farmer | Kentucky |
| 43 | Edythe Stewart | 60 | Wife | — | Kentucky |
| 44 | Olive Stewart | 35 | Daughter | — | Kentucky |
| 45 | E. J. Graham | 71 | Head | — | Kentucky |
| 46 | Alice Graham | 66 | Wife | — | Kentucky |
| 47 | Dennis Marr | 41 | Son-in-law | Farmer | Kentucky |
| 48 | Alice Mae Marr | 33 | Daughter | — | Kentucky |
| 49 | Jacob B. Hayden | 42 | Head | Farmer | Kentucky |
| 50 | Mary Hayden | 42 | Wife | — | Kentucky |
| 51 | Elizabeth Hayden | 15 | Daughter | — | Kentucky |
| 52 | Jacob (Jr.) Hayden | 14 | Son | — | Kentucky |
| 53 | Martha Hayden | 12 | Daughter | — | Kentucky |
| 54 | Kenneth Hayden | 9 | Son | — | Kentucky |
| 55 | Anna Hayden | 7 | Daughter | — | Kentucky |
| 56 | Roland Hayden | 3 | Son | — | Kentucky |
| 57 | Jimmie R. Miller | 56 | Head | Farmer | Kentucky |
| 58 | Ethel Miller | 58 | Wife | — | Kentucky |
| 59 | Melvin Miller | 19 | Son | — | Kentucky |
| 60 | Mona Lee Miller | 18 | Daughter | — | Kentucky |
| 61 | Dora Lela Miller | 10 | Daughter | — | Kentucky |
| 62 | James L. Whitney | 67 | Head | 48 | Kentucky |
| 63 | Daisy Whitney | 60 | Wife | — | Kentucky |
| 64 | Lawrence Thomas | 41 | Head | Farmer | Kentucky |
| 65 | Mary Agnes Thomas | 36 | Wife | — | Kentucky |
| 66 | Francis Thomas THIS PERSON | 16 | Son | Farm Laborer | Kentucky |
| 67 | Joseph Thomas | 15 | Son | Farm Laborer | Kentucky |
| 68 | Jamie Thomas | 12 | Son | — | Kentucky |
| 69 | Russell Thomas | 10 | Son | — | Kentucky |
| 70 | Philip Thomas | 9 | Son | — | Kentucky |
| 71 | Earl Thomas | 4 | Son | — | Kentucky |
| 72 | Robert Thomas | 2 | Son | — | Kentucky |
| 73 | Ed L. Miller | 53 | Head | 72 | Kentucky |
| 74 | Ivee Miller | 45 | Wife | — | Kentucky |
| 75 | Will Edlin | 54 | Head | 72 | Kentucky |
| 76 | Mattie Edlin | 48 | Wife | — | Kentucky |
| 77 | Aubrey Moffet | 15 | Adopted Son | 72 | 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)