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William Schwartz — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this William Schwartz across the 1920, 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed), with identified parents Adolph & Adolph — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Schwartz |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (County) | St Louis City |
| Additional Details | |
| Occupation | Cashier |
| Industry | Motor Service |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1040 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Cashier |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1917 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Clarence Schwartz | Son | — | 18 | ~1922 |
| Clara Schwartz | Spouse | — | 47 | ~1893 |
| Adolph Schwartz | Head | — | 48 | ~1892 |
| William Schwartz | Son | — | 23 | ~1917 |
Census Appearances
1920
St Louis, …
Son, age 3
St Louis, Missouri · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schwartz |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Son, age 13
St Louis, Missouri · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schwartz |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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 23
St.-Louis-City-County, Missouri · implied b. ~1917 — 4 household members
| Surname | Schwartz |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (County) | St Louis City |
| Occupation | Cashier |
| Industry | Motor Service |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1040 |
| Highest Grade | Hs 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 William Schwartz across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Adolph Schwartz (~0.92 confidence) and father Adolph Schwartz (~0.92 confidence) and mother Clara Schwartz (~0.92 confidence) and mother Clara Schwartz (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Adolph Schwartz
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Adolph Schwartz
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Clara Schwartz
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Clara Schwartz
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Schwartz
Son · 1940 · age 23 · b. ~1917 · Missouri
★ You are viewing this record
Sibling
Clarence Schwartz
Sibling · 1940 · age 18
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-t0627-02194-00004)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rose Loeb | 73 | Head | — | St Louis Mo |
| 2 | William R Loeb | 50 | Son | Oiler | St Louis Mo |
| 3 | John N Fuller | 25 | Head | Dental Mechanic | St Louis Mo |
| 4 | Bernice G Fuller | 25 | Wife | Housekeeper | St Louis Mo |
| 5 | Gary John Fuller | 2 | Son | — | St Louis Mo |
| 6 | William H Barberich | 24 | Head | Truck Driver | St Louis Mo |
| 7 | Mildred M Barberich | 21 | Wife | Housekeeper | St Louis Mo |
| 8 | Phyllis J Barberich | 0 | Daughter | — | St Louis Mo |
| 9 | Louis Jr Hesse | 25 | Head | Shipping Clerk | Missouri |
| 10 | Mina M Hesse | 24 | Wife | Stenographer | Missouri |
| 11 | Richard Holt | 52 | Head | Huckster | St Louis Mo |
| 12 | Louise Holt | 48 | Wife | Housekeeper | St Louis Mo |
| 13 | Edward H Kenniston | 55 | Head | Baker | St Louis Mo |
| 14 | Laura A Kenniston | 44 | Wife | Housekeeper | St Louis Mo |
| 15 | Gertrude Powars | 39 | Head | Waitress | Missouri |
| 16 | Lawrence H Powars | 18 | Son | — | Missouri |
| 17 | Mary Kerner | 76 | Head | Housekeeper | St Louis Mo |
| 18 | Fred J Kerner | 44 | Son | Laborer | St Louis Mo |
| 19 | Ann C Kerner | 42 | Daughter | Telephone Operator | St Louis Mo |
| 20 | Al K Sherman | 28 | Head | V Pres Cleaning | St Louis Mo |
| 21 | Louis H Sherman | 51 | Father | Pres Cleaning Co | Russia |
| 22 | Ida Sherman | 50 | Mother | Treas Cleaning Co | Russia |
| 23 | Philip Sherman | 26 | Brother | 48 | St Louis Mo |
| 24 | Morris Sherman | 20 | Brother | — | St Louis Mo |
| 25 | Nellie M Hill | 40 | Head | Saleslady | Missouri |
| 26 | Ada M Hill | 19 | Daughter | New Worker | St Louis Mo |
| 27 | Louis A Wiedemann | 43 | Head | Wood Heeler | Kentucky |
| 28 | Elizabeth G Wiedemann | 40 | Wife | Pressing | Illinois |
| 29 | Louise E Wiedemann | 20 | Daughter | Table Work | Missouri |
| 30 | Lawrence P Wiedemann | 18 | Son | Truck Driver | Missouri |
| 31 | Richard W Wiedemann | 13 | Son | — | Missouri |
| 32 | Adolph A Schwartz | 48 | Head | Baker | St Louis Mo |
| 33 | Clara M Schwartz | 47 | Wife | Saleslady | Missouri |
| 34 | William H Schwartz THIS PERSON | 23 | Son | Cashier | Missouri |
| 35 | Clarence A Schwartz | 18 | Son | Biller | Missouri |
| 36 | Otto Kniffenberg | 28 | Head | Bookkeeper | Missouri |
| 37 | Doris R Kniffenberg | 28 | Wife | — | Missouri |
| 38 | Henry B Maas | 51 | Head | Engineer | Missouri |
| 39 | Goldie S Maas | 48 | Wife | — | Illinois |
| 40 | Lavita Maas | 24 | Daughter | Bookkeeper | Missouri |
Pedigree Summary
William + 1 sibling
Gen 1 · 4 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)