RT
Ruby Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Virginia
Our Model Tree links this Ruby Thomas across the 1930 and 1940 US Censuses in Washington-County, Virginia (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Virginia |
| Surname | Thomas |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Glade Spring Magisterial Dist |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Glade Spring Magisterial Dist |
| Est. Birth Year | ~1930 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruby | Age | Birth yr |
|---|---|---|---|---|
| Ben Thomas | Head | — | 51 | ~1889 |
| George Thomas | Son | — | 18 | ~1922 |
| Fred Thomas | Son | — | 1 | ~1939 |
| Evelyn Thomas | Daughter | — | 14 | ~1926 |
| Goy Thomas | Daughter | — | 3 | ~1937 |
| Emma Thomas | Daughter | — | 16 | ~1924 |
| Ruby Thomas | Daughter | — | 10 | ~1930 |
| Mary Thomas | Daughter | — | 7 | ~1933 |
| Mary Thomas | Spouse | — | 41 | ~1899 |
| Ben Thomas | Son | — | 12 | ~1928 |
| Betty Thomas | Daughter | — | 5 | ~1935 |
Census Appearances
1930
Washington, Virginia
Daughter, age
Washington, Virginia · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Washington-County, Virginia
Daughter, age 10
Washington-County, Virginia · implied b. ~1930 — 11 household members
| Surname | Thomas |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Glade Spring Magisterial Dist |
| 1935 Residence (County) | Washington |
| Highest Grade | No 3 |
| 1935 Residence | Virginia |
| 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 10 · b. ~1930 · Virginia
★ You are viewing this record
Sibling
George Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Goy Thomas
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Thomas
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Thomas
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Thomas
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ben Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Thomas
Sibling · 1940 · age 5
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 — Washington-County, Virginia
Open full size
1940 US Federal Census — Washington-County, Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04300-00279)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roberta Owens | 19 | Wife | — | Virginia |
| 2 | Ben Thomas | 51 | Head | Rail Road Track | Virginia |
| 3 | Mary Jane Thomas | 41 | Wife | — | West Virginia |
| 4 | George W Thomas | 18 | Son | Farm Work | Virginia |
| 5 | Emma Thomas | 16 | Daughter | Family | Virginia |
| 6 | Evelyn Thomas | 14 | Daughter | — | Virginia |
| 7 | Ben Junior Thomas | 12 | Son | — | Virginia |
| 8 | Ruby Thomas THIS PERSON | 10 | Daughter | — | Virginia |
| 9 | Mary Thomas | 7 | Daughter | — | Virginia |
| 10 | Betty Thomas | 5 | Daughter | — | Virginia |
| 11 | Goy Thomas | 3 | Daughter | — | Virginia |
| 12 | Fred Thomas | 1 | Son | — | Virginia |
| 13 | Ernest Owens | 32 | Head | Plasterer | Virginia |
| 14 | Lillian Owens | 32 | Wife | — | Virginia |
| 15 | Nancy Owens | 14 | Daughter | — | Virginia |
| 16 | Paul Owens | 13 | Son | — | Virginia |
| 17 | Elwood Owens | 9 | Son | — | Virginia |
| 18 | Sillun B Thomas | 29 | Head | Farm Labor | Virginia |
| 19 | Bessie Thomas | 25 | Wife | — | Virginia |
| 20 | William J Thomas | 56 | Head | Rail Road Track | Virginia |
| 21 | Mary Thomas | 46 | Wife | — | Virginia |
| 22 | Charlie Thomas | 28 | Son | Farm Labor | Virginia |
| 23 | Bradley Thomas | 20 | Daughter | — | Virginia |
| 24 | Graham Thomas | 14 | Son | — | Virginia |
| 25 | Sammie Thomas | 12 | Daughter | — | Virginia |
| 26 | R Mary Thomas | 48 | Head | — | Virginia |
| 27 | Margaret S Thomas | 59 | Sister | Wpa Sewing | Virginia |
| 28 | John S Thomas | 57 | Head | Farm Work | Virginia |
| 29 | Carry E Thomas | 54 | Wife | — | Virginia |
| 30 | Jessie M Thomas | 20 | Daughter | Nurse | Virginia |
| 31 | Harold Thomas | 18 | Son | — | Virginia |
| 32 | Garland Thomas | 17 | Son | — | Virginia |
| 33 | Eva Thomas | 14 | Daughter | — | Virginia |
| 34 | Ava Rosa Thomas | 75 | Head | — | Virginia |
| 35 | Mitchell Thomas | 29 | Son-Law | Wpa Road Work | Virginia |
| 36 | Bessie Thomas | 41 | Daughter | — | Virginia |
| 37 | Mone Clyde | 23 | Head | Dairy Man | Virginia |
| 38 | Florence Clyde | 21 | Wife | — | Virginia |
| 39 | Robert Hall Clyde | 4 | Son | — | Virginia |
| 40 | Bettie Sue Clyde | 2 | Daughter | — | Virginia |
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)