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John Schaefer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kingfisher-County, Oklahoma
Our Model Tree links this John Schaefer across the 1930 and 1940 US Censuses in Kingfisher-County, Oklahoma (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 9-person household.
Age 46
b. ~1894
Male
Head
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kingfisher-County, Oklahoma |
| Surname | Schaefer |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Okarche |
| 1935 Residence (County) | Kingfisher |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Okla |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Farmer |
| Township / Ward | Park |
| Est. Birth Year | ~1894 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Schaefer | Head | — | 46 | ~1894 |
| Eugene Schaefer | Son | — | 9 | ~1931 |
| Michael Schaefer | Son | — | 6 | ~1934 |
| Elizabeth Schaefer | Spouse | — | 35 | ~1905 |
| William Schaefer | Son | — | 11 | ~1929 |
| Karl Schaefer | Son | — | 1 | ~1939 |
| Robert Schaefer | Son | — | 7 | ~1933 |
| J Schaefer | Son | — | 13 | ~1927 |
| Elizabeth Schaefer | Daughter | — | 3 | ~1937 |
Census Appearances
1930
Kingfisher, Oklahoma
Head, age 36
Kingfisher, Oklahoma · implied b. ~1894 — 4 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 | 36 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 29 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farm Operator |
| Industry | General Farm |
| Class of Worker | V |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Kingfisher-County, Oklahoma
Head, age 46
Kingfisher-County, Oklahoma · implied b. ~1894 — 9 household members
| Surname | Schaefer |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Okarche |
| 1935 Residence (County) | Kingfisher |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Okla |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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.
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This person
Anchor record
John Schaefer
Head · 1940 · age 46 · b. ~1894 · Oklahoma
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Kingfisher-County, Oklahoma
Open full size
1940 US Federal Census — Kingfisher-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03302-00404)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H. Schaefer THIS PERSON | 46 | Head | Farmer | Nebraska |
| 2 | Elizabeth L. Schaefer | 35 | Wife | — | Iowa |
| 3 | J. Francis Schaefer | 13 | Son | — | Oklahoma |
| 4 | William J. Schaefer | 11 | Son | — | Oklahoma |
| 5 | Eugene C. Schaefer | 9 | Son | — | Oklahoma |
| 6 | Robert H. Schaefer | 7 | Son | — | Oklahoma |
| 7 | Michael J. Schaefer | 6 | Son | — | Oklahoma |
| 8 | Elizabeth Ann Schaefer | 3 | Daughter | — | Oklahoma |
| 9 | Karl M. Schaefer | 1 | Son | — | Oklahoma |
| 10 | Awald Lawrence | 31 | Head | Farmer | Oklahoma |
| 11 | William Ab Lawrence | 33 | Brother | Laborer | Oklahoma |
| 12 | John K. Smith | 55 | Head | Farmer | Nebraska |
| 13 | Mary E. Smith | 54 | Wife | — | Nebraska |
| 14 | Thomas Smith | 18 | Son | — | Oklahoma |
| 15 | John J. Smith | 17 | Son | — | Oklahoma |
| 16 | Frank D. Wittrock | 35 | Head | Farmer | Oklahoma |
| 17 | Barbara Wittrock | 29 | Wife | — | Oklahoma |
| 18 | Geneva Wittrock | 8 | Daughter | — | Oklahoma |
| 19 | Robert Wittrock | 5 | Son | — | Oklahoma |
| 20 | Elizabeth Wittrock | 3 | Daughter | — | Oklahoma |
| 21 | Charles Wittrock | 1 | Son | — | Oklahoma |
| 22 | Frederic Rott | 52 | Head | — | Kansas |
| 23 | Clara Rott | 46 | Wife | — | Oklahoma |
| 24 | Clarence Rott | 22 | Son | Farmer | Oklahoma |
| 25 | Alma Rott | 16 | Daughter | — | Oklahoma |
| 26 | Carl Rott | 14 | Son | — | Oklahoma |
| 27 | Minnie Rott | 12 | Daughter | — | Oklahoma |
| 28 | Clara Rott | 4 | Daughter | — | Oklahoma |
| 29 | Paul Hempel | 37 | Brother-in-law | Farm Hand | Oklahoma |
| 30 | Frank D. Schaefer | 42 | Head | Farmer | Nebraska |
| 31 | Kathrine Schaefer | 35 | Wife | — | Oklahoma |
| 32 | Lawrence Schaefer | 12 | Son | — | Oklahoma |
| 33 | Loretta Schaefer | 9 | Daughter | — | Oklahoma |
| 34 | Mildred Schaefer | 7 | Daughter | — | Oklahoma |
| 35 | Gertrude Schaefer | 4 | Daughter | — | Oklahoma |
| 36 | Kathleen Schaefer | 2 | Daughter | — | Oklahoma |
| 37 | Henry D. Rother | 37 | Head | Farmer | Oklahoma |
| 38 | Elizabeth Rother | 29 | Wife | — | Oklahoma |
| 39 | Robert Rother | 10 | Son | — | Oklahoma |
| 40 | John Rother | 8 | Son | — | Oklahoma |
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)