RT
Robert Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Vermilion-County, Illinois
Our Model Tree links this Robert Thomas across the 1920, 1930 and 1940 US Censuses in Vermilion-County, Illinois (XGBoost, ~Confirmed), with identified parents John & Anna — first a head (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Vermilion-County, Illinois |
| Surname | Thomas |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Danville |
| 1935 Residence (County) | Vermilion |
| Additional Details | |
| Occupation | Presser |
| Industry | Dry Cleaners |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 780 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Presser |
| Township / Ward | Danville |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Phyllis Thomas | Daughter | — | 3 | ~1937 |
| Robert Thomas | Head | — | 29 | ~1911 |
| Leonard Thomas | Son | — | 2 | ~1938 |
| Robert Thomas | Son | — | 10 | ~1930 |
| John Thomas | Son | — | ~1940 | |
| Clara Thomas | Spouse | — | 22 | ~1918 |
Census Appearances
1920
Vermilion, Illinois
Son, age 8
Vermilion, Illinois · implied b. ~1912 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Tennessee |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Vermillion, Illinois
Other, age 19
Vermillion, Illinois · implied b. ~1911 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Robert |
| Relationship to Head | Son in law |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 18 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Vermilion-County, Illinois
Head, age 29
Vermilion-County, Illinois · implied b. ~1911 — 6 household members
| Surname | Thomas |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Danville |
| 1935 Residence (County) | Vermilion |
| Occupation | Presser |
| Industry | Dry Cleaners |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 780 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Robert Thomas across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father John Thomas (~0.92 confidence) and mother Anna Thomas (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Thomas
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Anna Thomas
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Thomas
Head · 1940 · age 29 · b. ~1911 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Vermilion-County, Illinois
Open full size
1940 US Federal Census — Vermilion-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00898-00213)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Flora Cole | 62 | Head | Laborer | Mississippi |
| 42 | Charles Pruitt | 31 | Head | Twp. Work | Illinois |
| 43 | Eva Pruitt | 28 | Wife | — | Kentucky |
| 44 | Eugene Pruitt | 5 | Son | — | Illinois |
| 45 | Fred Pruitt | 8 | Son | — | Illinois |
| 46 | Rita Pruitt | 5 | Daughter | — | Illinois |
| 47 | Shirley Ann Pruitt | 3 | Daughter | — | Illinois |
| 48 | Barbara Pruitt | 2 | Daughter | — | Illinois |
| 49 | Ernest Pruitt | 0 | Son | — | Illinois |
| 50 | Ralph Womblee | 23 | Brother in law | Cleaning Grounds | Illinois |
| 52 | Mary Stone | 57 | Head | — | Kentucky |
| 53 | Isabelle Stone | 24 | Daughter | Canning Jars | Illinois |
| 54 | Donald Lee Stone | 7 | Grandson | — | Illinois |
| 55 | Richard L. Johnson | 66 | Head | — | Tennessee |
| 56 | Lula Page | 59 | Housekeeper | Chairwoman | Kentucky |
| 57 | Alice Teme | 33 | Head | — | Arkansas |
| 58 | Everett Teme | 17 | Son | New Worker | Arkansas |
| 59 | Anna Mopp | 30 | Head | — | Kentucky |
| 60 | James Mopp | 10 | Son | — | Illinois |
| 61 | Lowell Jr. Mopp | 9 | Son | — | Illinois |
| 62 | Mary Belle Mopp | 7 | Daughter | — | Illinois |
| 63 | Irma Mopp | 5 | Daughter | — | Illinois |
| 64 | Alfred Rhodes | 32 | Boarder | Carpenter | Indiana |
| 65 | Catherine Truax | 32 | Head | — | Illinois |
| 66 | Dorothy Jean Truax | 11 | Daughter | — | Illinois |
| 67 | Norma Mae Truax | 10 | Daughter | — | Wisconsin |
| 68 | Morris (Billy) Truax | 9 | Son | — | Illinois |
| 69 | Roberta Ilene Truax | 6 | Daughter | — | Illinois |
| 70 | Melvin Curtis Truax | 3 | Daughter | — | Illinois |
| 71 | Robert Thomas THIS PERSON | 29 | Head | Presser | Indiana |
| 72 | Clara Thomas | 22 | Wife | — | Illinois |
| 73 | Robert Jr. Thomas | 10 | Son | — | Illinois |
| 74 | Phyllis Ann Thomas | 3 | Daughter | — | Illinois |
| 75 | Leonard Thomas | 2 | Son | — | Illinois |
| 76 | John Gilbert Thomas | 0 | Son | — | Illinois |
| 77 | Oscar V. Walker | 24 | Head | Truck Driver | Kansas |
| 78 | Leona Walker | 20 | Wife | — | Illinois |
| 79 | Herschel Durr | 35 | Head | Truck Driver | Illinois |
| 80 | Prudence Durr | 27 | Wife | — | Indiana |
Pedigree Summary
Robert
Gen 1 · 2 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)