RT
Ruby Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lee-County, Virginia
Our Model Tree links this Ruby Thomas across the 1930 and 1940 US Censuses in Lee-County, Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 9-person household.
Age 25
b. ~1915
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lee-County, Virginia |
| Surname | Thomas |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Yokum |
| 1935 Residence (County) | Lee |
| Additional Details | |
| Occupation | House Keeper |
| Class of Worker | NP |
| Highest Grade | H-1 |
| 1935 Residence | Same House |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Housekeeper |
| Township / Ward | Yokum |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruby | Age | Birth yr |
|---|---|---|---|---|
| Jack Thomas | Son | — | 10 | ~1930 |
| W Thomas | Head | — | 48 | ~1892 |
| Virginia Thomas | Daughter | — | 13 | ~1927 |
| Roxie Thomas | Daughter | — | 20 | ~1920 |
| Ruby Thomas | Daughter | — | 25 | ~1915 |
| Hubert Thomas | Son | — | 19 | ~1921 |
| Billie Thomas | Son | — | 11 | ~1929 |
| Fannie Thomas | Spouse | — | 48 | ~1892 |
| Bess Thomas | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Lee, Virginia
Daughter, age 14
Lee, Virginia · implied b. ~1916 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ruby E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Lee-County, Virginia
Daughter, age 25
Lee-County, Virginia · implied b. ~1915 — 9 household members
| Surname | Thomas |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Yokum |
| 1935 Residence (County) | Lee |
| Occupation | House Keeper |
| Class of Worker | NP |
| Highest Grade | H-1 |
| 1935 Residence | Same House |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Ruby Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruby Thomas
Daughter · 1940 · age 25 · b. ~1915 · Virginia
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Sibling
Hubert Thomas
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billie Thomas
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roxie Thomas
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Thomas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bess Thomas
Sibling · 1940 · age 16
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 — Lee-County, Virginia
Open full size
1940 US Federal Census — Lee-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04273-00938)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gerald Thomas | 14 | Son | — | Virginia |
| 42 | Reda Fae Thomas | 9 | Daughter | — | Virginia |
| 43 | Alpha Thomas | 79 | Mother | To Old To Work | Virginia |
| 44 | Mae Thomas | 40 | Head | House Keeper | Virginia |
| 45 | Harald Thomas | 18 | Son | Laborer | Virginia |
| 46 | Lillian Thomas | 13 | Daughter | — | Virginia |
| 47 | Chas Thomas | 10 | Son | — | Virginia |
| 48 | Everett Robbins | 23 | Head | Brakeman | Virginia |
| 49 | Irene Robbins | 16 | Wife | House Keeper | Virginia |
| 50 | Simons L. Stewart | 62 | Head | Farmer | Virginia |
| 51 | Anna Stewart | 61 | Wife | House Keeper | Virginia |
| 52 | Jerry Stewart | 8 | Grand Son | — | Kentucky |
| 53 | Head W. B. | None | M | Coal Mining | — |
| 54 | Wife Susie | None | F | House Wife | — |
| 55 | Daughter Arnette | None | F | School Teaching | — |
| 56 | Son Howard | None | M | — | — |
| 57 | Son James | None | M | — | — |
| 58 | Daughter Juanita M. | None | F | — | — |
| 59 | Head Oscar | None | M | Coal Mining | — |
| 60 | Wife Imogene M. | None | F | House Wife | — |
| 61 | Daughter Theda M. | None | F | — | — |
| 62 | Daughter Glenida S. | None | F | — | — |
| 63 | W. M. Thomas | 48 | Head | Trackman | Virginia |
| 64 | Fannie R. Thomas | 48 | Wife | House Wife | Virginia |
| 65 | Ruby Thomas THIS PERSON | 25 | Daughter | House Keeper | Virginia |
| 66 | Roxie Thomas | 20 | Daughter | — | Virginia |
| 67 | Hubert Thomas | 19 | Son | Coal Loader | Virginia |
| 68 | Bess Thomas | 16 | Daughter | — | Virginia |
| 69 | Virginia Thomas | 13 | Daughter | — | Virginia |
| 70 | Billie Thomas | 11 | Son | — | Virginia |
| 71 | Jack Thomas | 10 | Son | — | Virginia |
| 72 | Ray Robbins | 23 | Head | Coal Loader | Virginia |
| 73 | Leola Robbins | 22 | Daughter | House Wife | Virginia |
| 74 | Elnora Robbins | 1 | Grand Daughter | — | Virginia |
| 75 | Elouse Robbins | 12 | Grand Daughter | — | Virginia |
| 76 | Tucker Kelly | 35 | Head | Coal Loader | Virginia |
| 77 | Sallie Kelly | 34 | Wife | House Keeper | Kentucky |
| 78 | Gracie Boggs | 19 | Daughter | — | Virginia |
| 79 | Earnest Boggs | 25 | Son in Law | Laborer | Virginia |
| 80 | Lawrence Kelly | 4 | Son | — | Virginia |
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)