JB
Joseph Bauer — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this Joseph Bauer across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed), with identified parents John & Louise — first a head (b.~1903), then head of a 5-person household.
Age 37
b. ~1903
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Bauer |
| Given Name | Joseph A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | City of Ladue |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | Medical Doctor |
| Industry | Private Practice |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 5000 |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Medical Doctor |
| Township / Ward | City Of Ladue |
| Est. Birth Year | ~1903 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Helene Bauer | Spouse | — | 31 | ~1909 |
| Joseph Bauer | Son | — | 8 | ~1932 |
| Joseph Bauer | Head | — | 37 | ~1903 |
| Helene Bauer | Daughter | — | 4 | ~1936 |
| Stella Farres | Other | — | 16 | ~1924 |
Census Appearances
1920
St Louis, …
Son, age 17
St Louis, Missouri · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bauer |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| 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, …
Other, age 27
St Louis, Missouri · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bauer |
| Given Name | Joseph A |
| Relationship to Head | Son-Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 26 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Pediatrician |
| Industry | Doctor |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Head, age 37
St.-Louis-County, Missouri · implied b. ~1903 — 5 household members
| Surname | Bauer |
| Given Name | Joseph A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | City of Ladue |
| 1935 Residence (County) | St. Louis |
| Occupation | Medical Doctor |
| Industry | Private Practice |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 5000 |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| 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 Joseph Bauer across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Bauer (~0.92 confidence) and mother Louise Bauer (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Bauer
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Louise Bauer
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Bauer
Head · 1940 · age 37 · b. ~1903 · 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-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-02148-00243)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred Wulfing | 44 | Head | Vice President | Missouri |
| 2 | Betty Wulfing | 31 | Wife | — | Nebraska |
| 3 | Charles Wulfing | 11 | Son | — | Missouri |
| 4 | Fred Wulfing | 7 | Son | — | Missouri |
| 5 | Walter Fagen | 26 | Servant | House Man | Mississippi |
| 6 | Sarah Fagan | 26 | Maid | House Maid | Mississippi |
| 7 | Hugh H. C. Weed | 56 | Head | Vice President | Connecticut |
| 8 | Faith P. Weed | 58 | Wife | — | Nebraska |
| 9 | Catherine A. Weed | 21 | Daughter | — | Indiana |
| 15 | Joseph A. Bauer THIS PERSON | 37 | Head | Medical Doctor | Missouri |
| 16 | Helene A. Bauer | 31 | Wife | — | Missouri |
| 17 | Joseph A. Jr. Bauer | 8 | Son | — | Missouri |
| 18 | Helene Bauer | 4 | Daughter | — | Missouri |
| 19 | Stella Farres | 16 | Maid | Housework | Missouri |
| 20 | Alfred Langenbach | 38 | Head | Medical Doctor | Missouri |
| 21 | Dorothy S. Langenbach | 36 | Wife | General Manager Operator | Missouri |
| 22 | Laura Lange | 53 | Maid | Housework | Illinois |
| 23 | William H. Cunliff | 42 | Head | Civil Engineer | Missouri |
| 24 | Eleanor R. Cunliff | 36 | Wife | Saleslady | Missouri |
| 25 | Eleanor R. Cunliff | 10 | Daughter | — | Missouri |
| 26 | Christine Hosenfeldt | 42 | Maid | Housework | Missouri |
| 27 | Frank M. Mayfield | 52 | Head | President | Tennessee |
| 28 | Juanita Mayfield | 45 | Wife | — | Indiana |
| 29 | Frank M. Jr. Mayfield | 16 | Son | — | Missouri |
| 30 | Phoebe Mayfield | 13 | Daughter | — | Missouri |
| 31 | Betsy Mayfield | 9 | Daughter | — | Missouri |
| 32 | Phoebe Wilkinson | 72 | Mother-in-law | — | Ohio |
| 33 | Hulda Kringer | 46 | Maid | Housework | Missouri |
| 34 | Charles Jr. Levy | 36 | Head | Salesman | Missouri |
| 35 | Kathryn Levy | 32 | Wife | — | Missouri |
| 36 | Donald Levy | 8 | Son | — | Missouri |
| 37 | Kenneth Levy | 5 | Son | — | Missouri |
| 38 | Julia Levy | 5 | Daughter | — | Missouri |
| 39 | Lorrain Lehman | 20 | Nurse | Nurse | Missouri |
| 40 | Norma Uthe | 23 | Cook | Cook | Missouri |
Pedigree Summary
Joseph
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)