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John Schaffer — 1920 US Census Record
Linked across censuses1920 United States Federal Census · St Louis, Missouri
Our Model Tree links this John Schaffer across the 1920, 1930 and 1940 US Censuses in St Louis, Missouri (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 6-person household.
Age 31
b. ~1889
Male
Head
Born: Hungary
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | St Louis, Missouri |
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Hungary |
| Year of Immigration | 1900 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Saloon |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Hungary |
| Year of Naturalization | 1914 |
| Birthplace (normalized) | hungary |
| Occupation | Proprietor |
| Township / Ward | City Of St Louis |
| Est. Birth Year | ~1889 |
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 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Michael Schaffer | Son | — | 10 | ~1910 |
| Katherine Kiefer | Other | — | 52 | ~1868 |
| Margaret Schaffer | Spouse | — | 28 | ~1892 |
| Henry Schaffer | Son | — | 7 | ~1913 |
| George Schaffer | Son | — | 8 | ~1912 |
| John Schaffer | Head | — | 31 | ~1889 |
Census Appearances
1920
St Louis, …
Head, age 31
St Louis, Missouri · implied b. ~1889 — 6 household members
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Hungary |
| Year of Immigration | 1900 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Proprietor |
| Industry | Saloon |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Hungary |
| Year of Naturalization | 1914 |
| Birthplace (normalized) | hungary |
1930
St Louis, …
Head, age 42
St Louis, Missouri · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schaufer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Hungary |
| Naturalization Status | First papers filed |
| Year of Immigration | 1906 |
| Age at First Marriage | 26 |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Car Cleaner |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Value / Rent | 1700 |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
Head, age 53
St.-Louis-City-County, Missouri · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schaefer |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Hungary |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis City |
| Naturalization Status | Naturalized |
| Occupation | Carpenter |
| Industry | Repairing |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
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 John Schaffer across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Schaffer
Head · 1920 · age 31 · b. ~1889 · Missouri
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — St Louis, Missouri
Open full size
1920 US Federal Census — St Louis, Missouri
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu951unit:1095)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Richard Loralmp | 35 | Head | Laborer | North Carolina |
| 2 | Alma S Loralmp | 25 | Wife | — | Missouri |
| 3 | Margaret Loralmp | 4 | Daughter | — | Missouri |
| 4 | Alice Lorain Loralmp | 2 | Daughter | — | Missouri |
| 5 | John Schaffer THIS PERSON | 31 | Head | Proprietor | Hungary |
| 6 | Margaret Schaffer | 28 | Wife | — | Austria |
| 7 | Katherine Kiefer | 52 | Mother-in-law | — | Austria |
| 8 | Michael Schaffer | 10 | Son | — | Missouri |
| 9 | George Schaffer | 8 | Son | — | Missouri |
| 10 | Henry Schaffer | 7 | Son | — | Missouri |
| 11 | Martin Sennert | 68 | Head | — | Germany |
| 12 | Mary Sennert | 62 | Wife | — | Germany |
| 13 | Bertha Sennert | 32 | Daughter | — | Missouri |
| 14 | Alice Sennert | 22 | Daughter | Clerk | Missouri |
| 15 | Alma Sennert | 20 | Daughter | Clerk | Missouri |
| 16 | George Smith | 45 | Head | Machinist | Missouri |
| 17 | Mary Smith | 42 | Wife | — | Missouri |
| 18 | Dorothy Smith | 14 | Daughter | — | Missouri |
| 19 | Harry Bass | 31 | Head | Salesman | Connecticut |
| 20 | Katherine Bass | 28 | Wife | — | Missouri |
| 21 | Barbara Bass | 2 | Daughter | — | Missouri |
| 22 | Herman Franke | 26 | Head | Clerk | Missouri |
| 23 | Clara Franke | 26 | Wife | — | Missouri |
| 24 | Raymond Franke | 3 | Son | — | Missouri |
| 25 | Marian Franke | 1 | Daughter | — | Missouri |
| 26 | Henry Vierheller | 52 | Head | Conductor | Missouri |
| 27 | Elizabeth Vierheller | 51 | Wife | — | Missouri |
| 28 | Viola Vierheller | 19 | Daughter | Saleslady | Missouri |
| 29 | Ross Leisey | 31 | Head | Operator | Illinois |
| 30 | Iona Leisey | 33 | Wife | — | Missouri |
| 31 | Lillian Leisey | 8 | Daughter | — | Missouri |
| 32 | Irene Leisey | 4 | Daughter | — | Missouri |
| 33 | Reese Robinson | 38 | Head | — | Missouri |
| 34 | Thomas Robinson | 17 | Son | Laborer | Missouri |
| 35 | Ethel Robinson | 15 | Daughter | Chocolate Dipper | Missouri |
| 36 | Louise Robinson | 13 | Daughter | — | Missouri |
| 37 | Justina Robinson | 6 | Daughter | — | Missouri |
| 38 | Raymond Robinson | 4 | Son | — | Missouri |
| 39 | Thomas Estes | 52 | Head | Janitor | Texas |
| 40 | Thomas Estes | 23 | Son | Machinist | Arkansas |
| 41 | Alex Estes | 21 | Son | Sugar Boiler | Arkansas |
| 42 | Charles Merkel | 44 | Head | Carpenter | Wurttemberg |
| 43 | Charles Merkel | 20 | Son | Teamster | Missouri |
| 44 | Frank Schmidt | 32 | Head | Hatter | Missouri |
| 45 | Dora Schmidt | 32 | Wife | — | Wisconsin |
| 46 | Catherine Schmidt | 1 | Daughter | — | Missouri |
| 47 | Adam Schmidt | 70 | Father | — | Germany |
| 48 | Mathews Lang | 65 | Head | Brewer | Wurttemberg |
| 49 | Amelia Lang | 58 | Wife | — | Germany |
| 50 | Basil Werner | 31 | Head | Cook | Wurttemberg |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)