FS
Frank Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Frank Schmidt across the 1920, 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed), with identified parents Albert & Frank — first a head (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Schmidt |
| Given Name | Frank |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis City |
| Additional Details | |
| Occupation | Chauffer |
| Industry | Drayage Co |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 420 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Chauffer |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1910 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Schmidt | Head | — | 30 | ~1910 |
| Shirley Schmidt | Daughter | — | 7 | ~1933 |
| Dorothy Schmidt | Spouse | — | 27 | ~1913 |
| Carol Schmidt | Daughter | — | 5 | ~1935 |
Census Appearances
1920
St Louis, …
Son, age 11
St Louis, Missouri · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Frank |
| 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, …
Son, age 21
St Louis, Missouri · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Frank D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Chauffeur |
| Industry | Express Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Head, age 30
St.-Louis-City-County, Missouri · implied b. ~1910 — 4 household members
| Surname | Schmidt |
| Given Name | Frank |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis City |
| Occupation | Chauffer |
| Industry | Drayage Co |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 420 |
| Highest Grade | H 4 |
| 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 Frank Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Schmidt (~0.92 confidence) and father Frank Schmidt (~0.92 confidence) and mother Johanna Schmidt (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Schmidt
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Frank Schmidt
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Johanna Schmidt
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Schmidt
Head · 1940 · age 30 · b. ~1910 · 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
39 people indexed on this census page (nara:1940:m-t0627-02202-00472)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Steinhauser, Walter H. Steinhauser | 17 | son | Correction | Missouri |
| 42 | Leo G. Creamer | 49 | head | Embosser | Missouri |
| 43 | Lafie X. Creamer | 45 | wife | — | Illinois |
| 44 | Rosa Hemphill | 64 | mother-in-law | House-Maid | Illinois |
| 46 | Olive R. Richards | 43 | head | — | Canada |
| 47 | Ruth E. Richards | 21 | daughter | Operator | Missouri |
| 48 | Harold H. Richards | 19 | son | Salesman | Missouri |
| 49 | Blanche Morrison | 38 | lodger | Clerk | Missouri |
| 50 | Celeste Morrison | 12 | lodger | — | Missouri |
| 51 | Guy Morrison | 10 | lodger | — | Missouri |
| 52 | Joseph Mcenery | 53 | lodger | Clerk | Missouri |
| 53 | Fred G. Capper | 27 | lodger | Clerk | England |
| 54 | John M. Connors | 46 | head | Laborer | Missouri |
| 55 | Mary Connors | 32 | wife | — | Missouri |
| 56 | John J. Connors | 14 | son | — | Missouri |
| 57 | Pearl Thompson | 58 | head | Oven Worker | Illinois |
| 58 | Tanner Thompson | 35 | son | Shipping Clerk | Indiana |
| 59 | Lillian Pearson | 33 | daughter | Packer | Indiana |
| 60 | Margret Thompson | 23 | daughter | Wrapper | Illinois |
| 61 | James Riordan | 9 | grandson | — | Missouri |
| 62 | Harry Mansbridge | 32 | head | Die Setter | Missouri |
| 63 | Elizabeth Mansbridge | 32 | wife | — | Missouri |
| 64 | Betty Mansbridge | 5 | daughter | — | Missouri |
| 65 | Frank Schmidt THIS PERSON | 30 | head | Chauffer | Missouri |
| 66 | Dorothy Schmidt | 27 | wife | Supervisor | Missouri |
| 67 | Shirley Schmidt | 7 | daughter | — | Missouri |
| 68 | Carol Schmidt | 5 | daughter | — | Missouri |
| 69 | William E. Brunner | 38 | head | Electrician | Missouri |
| 70 | Henrietta Brunner | 36 | wife | — | Missouri |
| 71 | Francis Simpson | 57 | mother-in-law | — | Missouri |
| 72 | Bernice Barboro | 33 | sister-in-law | Trimmer | Missouri |
| 73 | Robert J. Barboro | 8 | nephew | — | Missouri |
| 74 | William R. Mansbridge | 33 | head | Die Setter | Missouri |
| 75 | Zelma Mansbridge | 29 | wife | Drill Operator | Missouri |
| 76 | Carrie Donavan | 61 | head | — | Illinois |
| 77 | Joseph Donavan | 26 | son | Shoe Worker | Missouri |
| 78 | Blanche Donavan | 22 | daughter-in-law | — | Indiana |
| 79 | William Donavan | 3 | grandson | — | Missouri |
| 80 | Jerry Donavan | 1 | grandson | — | Missouri |
Pedigree Summary
Frank
Gen 1 · 3 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)