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Lee Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rockcastle-County, Kentucky
Our Model Tree links this Lee Thomas across the 1930 and 1940 US Censuses in Rockcastle-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 13-person household.
Age 15
b. ~1925
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rockcastle-County, Kentucky |
| Surname | Thomas |
| Given Name | Lee |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 4 |
| 1935 Residence (County) | Rockcastle |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 4 |
| 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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lee | Age | Birth yr |
|---|---|---|---|---|
| Myrlin Thomas | Daughter | — | ~1940 | |
| Francis Thomas | Daughter | — | 9 | ~1931 |
| William Thomas | Head | — | 64 | ~1876 |
| Donald Abney | Other | — | 9 | ~1931 |
| Lee Thomas | Son | — | 15 | ~1925 |
| Greene Thomas | Son | — | 17 | ~1923 |
| Helen Thomas | Other | — | 16 | ~1924 |
| Fred Thomas | Son | — | 13 | ~1927 |
| Harvey Thomas | Son | — | 19 | ~1921 |
| Pauline Thomas | Daughter | — | 7 | ~1933 |
| Hilda Thomas | Daughter | — | 30 | ~1910 |
| Herbert Thomas | Son | — | 11 | ~1929 |
| Minnie Thomas | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Rockcastle, Kentucky
Son, age 5
Rockcastle, Kentucky · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Lee |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Rockcastle-County, Kentucky
Son, age 15
Rockcastle-County, Kentucky · implied b. ~1925 — 13 household members
| Surname | Thomas |
| Given Name | Lee |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 4 |
| 1935 Residence (County) | Rockcastle |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 Lee Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lee Thomas
Son · 1940 · age 15 · b. ~1925 · Kentucky
★ You are viewing this record
Sibling
Greene Thomas
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Thomas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Thomas
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrlin Thomas
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Thomas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey Thomas
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Thomas
Sibling · 1940 · age 30
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 — Rockcastle-County, Kentucky
Open full size
1940 US Federal Census — Rockcastle-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01353-00445)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marie Ramie | 27 | daughter | — | Kentucky |
| 2 | Georgia Ramie | 15 | daughter | — | Kentucky |
| 3 | Herman Ramie | 12 | son | — | Kentucky |
| 4 | Opal Ramie | 6 | daughter | — | Kentucky |
| 5 | Richmond Elizabeth Ramie | 88 | Mother | — | Kentucky |
| 6 | William H Thomas | 64 | Head | Farmer | Kentucky |
| 7 | Minnie Thomas | 50 | wife | — | Kentucky |
| 8 | Greene Thomas | 17 | son | Laborer | Kentucky |
| 9 | Lee Thomas THIS PERSON | 15 | son | — | Kentucky |
| 10 | Fred Thomas | 13 | son | — | Kentucky |
| 11 | Herbert Thomas | 11 | son | — | Kentucky |
| 12 | Francis Thomas | 9 | daughter | — | Kentucky |
| 13 | Pauline Thomas | 7 | daughter | — | Kentucky |
| 14 | Harvey Thomas | 19 | son | Painter | Kentucky |
| 15 | Helen Thomas | 16 | daughter in law | — | Ohio |
| 16 | Myrlin L Thomas | 0 | daughter | — | Kentucky |
| 17 | Donald H Abney | 9 | grandson | — | Kentucky |
| 18 | Hilda A Thomas | 30 | daughter | House Maid | Kentucky |
| 19 | Katherine D Estep | 35 | Head | House Maid | Kentucky |
| 20 | Raymond Miller | 25 | brother | Laborer | Kentucky |
| 21 | George Miller | 17 | brother | Laborer | Kentucky |
| 22 | Pliny Miller | 57 | mother | — | Kentucky |
| 23 | Charles Martin | 10 | nephew | — | Kentucky |
| 24 | John D Miller | 27 | Head | Laborer | Kentucky |
| 25 | Elizabeth Miller | 36 | wife | — | Kentucky |
| 26 | Elmer Miller | 15 | son | Laborer | Kentucky |
| 27 | Annie Miller | 12 | daughter | — | Kentucky |
| 28 | Hubert Miller | 1 | son | — | Kentucky |
| 29 | James Cope | 66 | Head | Farmer | Kentucky |
| 30 | Maggie Cope | 62 | wife | — | Kentucky |
| 31 | John Cope | 31 | son | Farmer | Kentucky |
| 32 | Stanley D Cope | 35 | Head | Laborer | Kentucky |
| 33 | Lucy Cope | 30 | wife | — | Kentucky |
| 34 | James Cope | 12 | son | — | Kentucky |
| 35 | Ruby Cope | 10 | daughter | — | Kentucky |
| 36 | Delphia Cope | 8 | daughter | — | Kentucky |
| 37 | Maggie Cope | 6 | daughter | — | Kentucky |
| 38 | Vester D Cope | 41 | Head | Laborer | Kentucky |
| 39 | Ettie Cope | 37 | wife | — | Kentucky |
| 40 | Maggie Cope | 14 | daughter | — | Kentucky |
Related Census Records
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)