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Thelma Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Union-County, Kentucky
Our Model Tree links this Thelma Thomas across the 1920, 1930 and 1940 US Censuses in Union-County, Kentucky (XGBoost, ~Confirmed), with identified parents J & Robert — first a daughter (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, Kentucky |
| Surname | Thomas |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Uniontown |
| 1935 Residence (County) | Union |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Uniontown |
| Est. Birth Year | ~1915 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Robert Thomas | Son | — | 23 | ~1917 |
| Lela Thomas | Spouse | — | 42 | ~1898 |
| J Thomas | Head | — | 44 | ~1896 |
| Thelma Thomas | Daughter | — | 25 | ~1915 |
Census Appearances
1920
Crittenden, Kentucky
Daughter, age 4
Crittenden, Kentucky · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Union, Kentucky
Daughter, age 15
Union, Kentucky · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Thelma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Union-County, Kentucky
Daughter, age 25
Union-County, Kentucky · implied b. ~1915 — 4 household members
| Surname | Thomas |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Uniontown |
| 1935 Residence (County) | Union |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| 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 Thelma Thomas across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father J Thomas (~0.92 confidence) and father Robert Thomas (~0.92 confidence) and father Robert Thomas (~0.92 confidence) and mother Lela Thomas (~0.92 confidence) and mother Lela Thomas (~0.92 confidence) and mother Zelia Thomas (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
J Thomas
b. ~1896
Source father
● Household
· direct · ~0.92
Father
Robert Thomas
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Robert Thomas
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Lela Thomas
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Lela Thomas
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Zelia Thomas
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Thomas
Daughter · 1940 · age 25 · b. ~1915 · Kentucky
★ You are viewing this record
Sibling
Robert Thomas
Sibling · 1940 · age 23
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 — Union-County, Kentucky
Open full size
1940 US Federal Census — Union-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01359-00305)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Mcdonnell | 16 | Daughter | — | Kentucky |
| 42 | James Mcdonnell | 11 | Son | — | Kentucky |
| 43 | Elizabeth Mcdonnell | 7 | Daughter | — | Kentucky |
| 44 | Geraldine Mcdonnell | 5 | Daughter | — | Kentucky |
| 45 | Sharon L. Mcdonnell | 3 | Daughter | — | Kentucky |
| 46 | Louis O. Wright | 47 | Head | Miner | Kentucky |
| 47 | Katie B. Wright | 40 | Wife | — | Kentucky |
| 48 | Louis H. Wright | 14 | Son | — | Kentucky |
| 49 | Franklin Wright | 4 | Son | — | Kentucky |
| 50 | Joe Jones | 19 | Son | New Worker | Kentucky |
| 51 | Lois Jones | 17 | Daughter | — | Kentucky |
| 52 | Oscar Young | 53 | Head | Laborer | Kentucky |
| 53 | Neale D. Young | 47 | Wife | — | Kentucky |
| 54 | Virginia Young | 19 | Daughter | — | Kentucky |
| 55 | Bernard O'Leary | 49 | Head | Mechanic | Kentucky |
| 56 | Virgie O'Leary | 38 | Wife | — | Kentucky |
| 57 | J. B. O'Leary | 21 | Son | New Worker | Kentucky |
| 58 | Ewell E. O'Leary | 19 | Son | New Worker | Kentucky |
| 59 | Sue E. O'Leary | 16 | Daughter | — | Kentucky |
| 60 | John W. Bebout | 30 | Head | Laborer | Kentucky |
| 61 | Alma S. Bebout | 25 | Wife | — | Kentucky |
| 62 | Darriz G. Bebout | 6 | Son | — | Kentucky |
| 63 | Wanda G. Bebout | 4 | Daughter | — | Kentucky |
| 64 | Patsy Ann Bebout | 3 | Daughter | — | Kentucky |
| 65 | Janice Bebout | 1 | Daughter | — | Kentucky |
| 66 | Betty Sue Bebout | 0 | Daughter | — | Kentucky |
| 67 | Hattie Grundy | 45 | Head | Laborer | Kentucky |
| 68 | Hattie Grundy | 45 | Wife | — | Kentucky |
| 69 | John Grundy | 20 | Son | — | Kentucky |
| 70 | James Grundy | 18 | Son | — | Kentucky |
| 71 | Alice Lee Grundy | 16 | Daughter | — | Kentucky |
| 72 | Lucile Grundy | 14 | Daughter | — | Kentucky |
| 73 | Will Mace Grundy | 8 | Son | — | Kentucky |
| 74 | J. B. Thomas | 44 | Head | Police | Kentucky |
| 75 | Lela Thomas | 42 | Wife | — | Kentucky |
| 76 | Thelma Thomas THIS PERSON | 25 | Daughter | — | Missouri |
| 77 | Robert E. Thomas | 23 | Son | New Worker | Missouri |
| 78 | Ruth Acree | 67 | Head | — | Kentucky |
| 79 | Sara Alvey | 74 | Head | — | Kentucky |
| 80 | Arlynn Eaton | 25 | Head | Miner | Kentucky |
Pedigree Summary
Thelma + 1 sibling
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)