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Thomas Robertson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Thomas Robertson across the 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Robertson |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | Clerk |
| Industry | Hardware |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 688 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Clerk |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1919 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Gilbert Robertson | Head | — | 57 | ~1883 |
| Thomas Robertson | Son | — | 21 | ~1919 |
| Edward Robertson | Son | — | 16 | ~1924 |
| Catherine Robertson | Daughter | — | 13 | ~1927 |
| Catherine Robertson | Spouse | — | 54 | ~1886 |
| Mary Robertson | Daughter | — | 31 | ~1909 |
Census Appearances
1930
St Louis, …
Son, age 12
St Louis, Missouri · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | Thomas |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Son, age 21
St.-Louis-City-County, Missouri · implied b. ~1919 — 6 household members
| Surname | Robertson |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis |
| Occupation | Clerk |
| Industry | Hardware |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 688 |
| 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 Thomas Robertson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Robertson
Son · 1940 · age 21 · b. ~1919 · Missouri
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Sibling
Catherine Robertson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Robertson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Robertson
Sibling · 1940 · age 31
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 — St.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02199-00549)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harold Miller | 47 | Head | Confectionery | Missouri |
| 2 | Freda Behrens | 47 | Head | — | Missouri |
| 3 | Christ Behrens | 18 | Son | New Worker | Missouri |
| 4 | Elsie Harig | 46 | Sister | Mangle Work | Missouri |
| 5 | Toney Campanella | 58 | Head | — | Italy |
| 6 | Mary Campanella | 59 | Wife | — | Italy |
| 7 | Sally Palmuo | 10 | Granddaughter | — | Missouri |
| 8 | Anton Sodes | 13 | Head | — | Illinois |
| 9 | Minine Sodes | 53 | Wife | — | Illinois |
| 10 | Edger Sodes | 23 | Son | Router | Illinois |
| 11 | Elmer Sodes | 17 | Son | Messenger | Illinois |
| 12 | Michel Lincoln | 36 | Head | Shipping | Texas |
| 13 | Bernice Young | 32 | Lodger | New Worker | Missouri |
| 14 | Charles Cook | 65 | Head | Laborer | Ohio |
| 15 | Ex Sottet | 62 | Wife | — | Missouri |
| 16 | Elna Sottet | 27 | Daughter | Examiner | Missouri |
| 17 | Gilbert Robertson | 57 | Head | — | Missouri |
| 18 | Catherine Robertson | 54 | Wife | — | Missouri |
| 19 | Mary Robertson | 31 | Daughter | Telephone | Missouri |
| 20 | Thomas Robertson THIS PERSON | 21 | Son | Clerk | Missouri |
| 21 | Edward Robertson | 16 | Son | New Worker | Missouri |
| 22 | Catherine Ann Robertson | 13 | Daughter | — | Missouri |
| 23 | Toney Buffa | 45 | Head | Laborer | Italy |
| 24 | Fannie Buffa | 41 | Wife | — | Italy |
| 25 | Dominick Buffa | 21 | Son | Shoe Worker | Missouri |
| 26 | Joe Buffa | 16 | Son | — | Missouri |
| 27 | Mike Buffa | 13 | Son | — | Missouri |
| 28 | Annie Buffa | 5 | Daughter | — | Missouri |
| 29 | Joe James | 29 | Head | Maintenance | Missouri |
| 30 | Helen James | 23 | Wife | — | Missouri |
| 31 | Jean James | 1 | Son | — | Missouri |
| 32 | Pete Truske | 45 | Head | Laborer | Poland |
| 33 | Adil Truske | 41 | Wife | — | Poland |
| 34 | Walter Truske | 22 | Son | Mach. Helper | Missouri |
| 35 | Jessie Truske | 15 | Daughter | — | Missouri |
| 36 | Leon Buffa | 23 | Head | Trucker | Missouri |
| 37 | Margaret Buffa | 21 | Wife | — | Missouri |
| 38 | Stephen Jasinski | 43 | Head | Repair | Illinois |
| 39 | Helene Jasinski | 35 | Wife | — | Illinois |
| 40 | Bernice Jasinski | 15 | Daughter | New Worker | Missouri |
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)