ET
Ernest Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Ernest Thomas across the 1920, 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed), with identified parents Maud & Ernest — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Thomas |
| Given Name | Ernest E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St Louis (City) |
| 1935 Residence (County) | St. Louis City |
| Additional Details | |
| Occupation | Salesman |
| Industry | Grocery |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 884 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Salesman |
| Township / Ward | St Louis City |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ernest | Age | Birth yr |
|---|---|---|---|---|
| Charles Thomas | Son | — | 7 | ~1933 |
| Ernest Thomas | Head | — | 29 | ~1911 |
| Donald Thomas | Son | — | 2 | ~1938 |
| Gayle Thomas | Other | — | 18 | ~1922 |
Census Appearances
1920
St Louis, …
Son, age 11
St Louis, Missouri · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ernest |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Head, age 21
St Louis, Missouri · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ernest |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 18 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Labor |
| Industry | Steel Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 13 |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Head, age 29
St.-Louis-City-County, Missouri · implied b. ~1911 — 4 household members
| Surname | Thomas |
| Given Name | Ernest E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St Louis (City) |
| 1935 Residence (County) | St. Louis City |
| Occupation | Salesman |
| Industry | Grocery |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 884 |
| Highest Grade | No 8 |
| 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 Ernest Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Maud Thomas (~0.92 confidence) and father Ernest Thomas (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Maud Thomas
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Ernest Thomas
b. ~1886
Source father
● Household
· direct · ~0.92
This person
Anchor record
Ernest Thomas
Head · 1940 · age 29 · b. ~1911 · Missouri
★ 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 — St.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
14 people indexed on this census page (nara:1940:m-t0627-02197-00065)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Henry Hartman | 60 | Lodger | Laborer | Missouri |
| 42 | Joseph Capriglione | 33 | Head | Rivet Heater | Italy |
| 43 | Hattie Butts | 46 | Head | Janitress | Missouri |
| 44 | Arthur E. Dutton | 45 | Head | Mimeograph Oper. | Illinois |
| 45 | Jack Dutton | 14 | Son | — | Missouri |
| 46 | Gene Dutton | 12 | Son | — | Missouri |
| 47 | Bess L. Hayes | 39 | Housekeeper | Cook | Illinois |
| 48 | Ernest E. Thomas THIS PERSON | 29 | Head | Salesman | Missouri |
| 49 | Charles W. Thomas | 7 | Son | — | Missouri |
| 50 | Donald L. Thomas | 2 | Son | — | Missouri |
| 51 | Gayle N. Thomas | 18 | Sister | — | Missouri |
| 52 | Fred J. Rindels | 35 | Head | Laborer | Missouri |
| 53 | Alfred Micke | 27 | Head | Buffer | Missouri |
| 54 | Lottie Harris | 36 | Head | Seamstress | Tennessee |
Pedigree Summary
Ernest
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)