RS
Robert Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Robert Schmidt across the 1920, 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed), with identified parents Rudolph & Elsa — first a son (b.~1919), then head of a 3-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 | Schmidt |
| Given Name | Robert E. |
| 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 City |
| Additional Details | |
| Occupation | Clerk File |
| Industry | Myers Brothers |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 250 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Clerk File |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Elsa Schmidt | Head | — | 45 | ~1895 |
| Margie Schmidt | Daughter | — | 19 | ~1921 |
| Robert Schmidt | Son | — | 21 | ~1919 |
Census Appearances
1920
St Louis, …
Son, age
St Louis, Missouri · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Son, age 11
St Louis, Missouri · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Robert E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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 — 3 household members
| Surname | Schmidt |
| Given Name | Robert E. |
| 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 City |
| Occupation | Clerk File |
| Industry | Myers Brothers |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 250 |
| Highest Grade | C 1 |
| 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 Robert Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Rudolph Schmidt (~0.92 confidence) and mother Elsa Schmidt (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Rudolph Schmidt
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Elsa Schmidt
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Schmidt
Son · 1940 · age 21 · b. ~1919 · Missouri
★ You are viewing this record
Sibling
Margie Schmidt
Sibling · 1940 · age 19
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-t0627-02195-00136)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carrie Burningham | 63 | Lodger | — | Illinois |
| 42 | Mabel Helbock | 16 | Niece | — | Illinois |
| 43 | William Pudney | 53 | Head | Fireman City | Missouri |
| 44 | Lucetta Pudney | 44 | Wife | — | Missouri |
| 45 | Estill Pudney | 21 | Daughter | District Clerk | Missouri |
| 46 | Louise Rilera | 38 | Sister-in-law | — | Missouri |
| 47 | Isadora Alexander | 79 | Aunt | — | Missouri |
| 48 | David Wright | 73 | Head | — | Missouri |
| 49 | Edith Wright | 67 | Wife | — | Illinois |
| 50 | Gustave Gemer | 53 | Lodger | Butcher | Missouri |
| 51 | Mildred Patricier | 32 | Lodger | Clerk | Kansas |
| 52 | Mae Patricier | 28 | Lodger | Clerk | Missouri |
| 53 | Taylor Wyrick | 73 | Head | Sawyer | Arkansas |
| 54 | Stella Wyrick | 59 | Wife | — | Missouri |
| 55 | Mary Bucks | 76 | Head | — | Virginia |
| 56 | Minnie Bucks | 58 | Daughter | Bookkeeper | Virginia |
| 57 | Florence Wetcher | 29 | Lodger | Secretary | Missouri |
| 58 | Catherine Carle | 26 | Lodger | — | Canada |
| 59 | Grace Davis | 32 | Lodger | Shoe Worker | Missouri |
| 60 | Emille Eisenhardt | 43 | Head | Teacher | Missouri |
| 61 | Sallie Eisenhardt | 13 | Daughter | — | Virginia |
| 62 | Julia Baughan | 73 | Lodger | Teacher | Missouri |
| 63 | Martin Hart | 64 | Head | Janitor | Hungary |
| 64 | Anna Hart | 66 | Wife | — | Hungary |
| 65 | Henry Biederbeck | 63 | Head | Store Clerk | Missouri |
| 66 | Flora Biederbeck | 62 | Wife | — | Missouri |
| 67 | Marie Biederbeck | 34 | Daughter | Typist | Missouri |
| 68 | Etta Biederbeck | 29 | Daughter | Stenographer | Missouri |
| 69 | Oliver Shattinger | 60 | Head | President | Missouri |
| 70 | Lillie Shattinger | 59 | Wife | Secretary | Missouri |
| 71 | Hanna Werner | 66 | Sister-in-law | — | Missouri |
| 72 | Junia S. Sittel | 73 | Head | — | Missouri |
| 73 | Alvin Bertram | 43 | Lodger | Clerk | Missouri |
| 74 | Elsa W. Schmidt | 45 | Head | — | Missouri |
| 75 | Robert E. Schmidt THIS PERSON | 21 | Son | Clerk File | Missouri |
| 76 | Margie D. Schmidt | 19 | Daughter | Stenographer | Missouri |
| 77 | Louis D. Sydon | 76 | Head | — | Missouri |
| 78 | P. H. Parker | 68 | Son-in-law | Machinist | Missouri |
| 79 | Elizabeth Ledgewood | 30 | Niece | School Teacher | Missouri |
| 80 | Edward Chippell | 37 | Head | Sewer | Kentucky |
Pedigree Summary
Robert + 1 sibling
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)