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John Schaefer — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Louis, Missouri
Our Model Tree links this John Schaefer across the 1930 and 1940 US Censuses in St Louis, Missouri (XGBoost, ~Confirmed) — first a son (b.~1905), then head of a 8-person household.
Age 25
b. ~1905
Male
Son
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Louis, Missouri |
| Surname | Schaefer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Inspector |
| Industry | Electric Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Inspector |
| Township / Ward | Saint Louis City |
| Est. Birth Year | ~1905 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Schaefer | Son | — | 25 | ~1905 |
| Cornelia Schaefer | Daughter | — | 21 | ~1909 |
| Russell Schaefer | Son | — | 10 | ~1920 |
| Cornelia Schaefer | Spouse | — | 49 | ~1881 |
| Eleanore Schaefer | Daughter | — | 5 | ~1925 |
| Louis Schaefer | Son | — | 14 | ~1916 |
| John Schaefer | Head | — | 53 | ~1877 |
| Elmer Schaefer | Son | — | 23 | ~1907 |
Census Appearances
1930
St Louis, …
Son, age 25
St Louis, Missouri · implied b. ~1905 — 8 household members
| Surname | Schaefer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Occupation | Inspector |
| Industry | Electric 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 36
St.-Louis-City-County, Missouri · implied b. ~1904 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis city |
| 1935 Residence (County) | St. Louis City |
| Occupation | artist & sign painter |
| Industry | commercial artist |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 720 |
| Highest Grade | H 2 |
| 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 John Schaefer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Schaefer
Son · 1930 · age 25 · b. ~1905 · Missouri
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Sibling
Elmer Schaefer
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Schaefer
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanore Schaefer
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cornelia Schaefer
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Schaefer
Sibling · 1930 · age 10
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
1930 US Federal Census — St Louis, Missouri
Open full size
1930 US Federal Census — St Louis, Missouri
Page Contents
50 people indexed on this census page (ia:1930:missouricensus00reel1235:0267)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Eugene Hoefle | 29 | Head | Exchange Teller | Missouri |
| 52 | Viola Hoefle | 31 | Wife | None | Missouri |
| 53 | Jacob Augustine | 46 | Head | Foreman | Missouri |
| 54 | Nora Augustine | 40 | Wife | None | Missouri |
| 55 | Gustav Mueller | 36 | Head | Paper Hanger | Missouri |
| 56 | Julietta Mueller | 35 | Wife | None | Missouri |
| 57 | Norman Mueller | 9 | Son | None | Missouri |
| 58 | Wilma Mueller | 6 | Daughter | None | Missouri |
| 59 | Clarence Mueller | 4 | Son | None | Missouri |
| 60 | Lorraine Mueller | 2 | Daughter | None | Missouri |
| 61 | Doris Mueller | 0 | Daughter | None | Missouri |
| 62 | Louise Birch | 65 | Head | None | Ohio |
| 63 | Alfred Birch | 28 | Son | Laborer | Missouri |
| 64 | Harry Birch | 23 | Son | Laborer | Missouri |
| 65 | Peter Jr. Rippinger | 24 | Head | Electrician | Missouri |
| 66 | Lucretia Rippinger | 24 | Wife | None | Missouri |
| 67 | Leroy Fathman | 6 | Boarder | None | Missouri |
| 68 | Joseph Lieger | 48 | Head | Machinist | Czechoslovakia |
| 69 | Mary Lieger | 46 | Wife | Seamstress | Czechoslovakia |
| 70 | Joseph Lieger | 17 | Son | None | Missouri |
| 71 | Frank Lieger | 29 | Son-in-law | Shoe Worker | Czechoslovakia |
| 72 | Emma Lieger | 21 | Daughter | None | Missouri |
| 73 | Emma Lieger | 1 | Grand Daughter | None | Missouri |
| 74 | Joseph Vezeyelek | 47 | Head | Machinist | Czechoslovakia |
| 75 | Julia Vezeyelek | 43 | Wife | None | Czechoslovakia |
| 76 | Joseph Vezeyelek | 16 | Son | None | Missouri |
| 77 | Edward Vezeyelek | 15 | Son | None | Missouri |
| 78 | John Schaefer | 53 | Head | Shoe Worker | Germany |
| 79 | Cornelia Schaefer | 49 | Wife | None | Illinois |
| 80 | John Schaefer THIS PERSON | 25 | Son | Inspector | Missouri |
| 81 | Elmer Schaefer | 23 | Son | Parts Manager | Missouri |
| 82 | Cornelia Schaefer | 21 | Daughter | Operator | Missouri |
| 83 | Louis Schaefer | 14 | Son | None | Missouri |
| 84 | Russell Schaefer | 10 | Son | None | Missouri |
| 85 | Eleanore Schaefer | 5 | Daughter | None | Missouri |
| 86 | Henry Wittgenburg | 40 | Head | Proprietor | Missouri |
| 87 | Lillian Wittgenburg | 39 | Wife | None | Missouri |
| 88 | Marie Wittgenburg | 20 | Daughter | Operator | Missouri |
| 89 | Bernice Wittgenburg | 13 | Daughter | None | Missouri |
| 90 | Henry Williams | 40 | Head | Shoe Cutter | Missouri |
| 91 | Flora Williams | 39 | Wife | None | Missouri |
| 92 | Florence Williams | 15 | Daughter | Stenographer | Missouri |
| 93 | Marie Williams | 13 | Daughter | None | Missouri |
| 94 | Emil Forre | 41 | Head | Chauffeur | Belgium |
| 95 | Martha Forre | 45 | Wife | None | Belgium |
| 96 | Henry Forre | 15 | Son | Messenger Boy | Missouri |
| 97 | Bertha Forre | 13 | Daughter | None | Missouri |
| 98 | Gustav Macsochalck | 35 | Nephew | Laborer | Belgium |
| 99 | Raymond Verschragen | 32 | Nephew | Polisher | Belgium |
| 100 | Charles Kressler | 54 | Head | Salesman | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)