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John Schaffer — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Adams, Illinois
Our Model Tree links this John Schaffer across the 1920, 1930 and 1940 US Censuses in Adams, Illinois (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 3-person household.
Age 22
b. ~1898
Male
Head
Born: Illinois
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Adams, Illinois |
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Fall Creek Township |
| Est. Birth Year | ~1898 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Schaffer | Head | — | 22 | ~1898 |
| Bernice Schaffer | Daughter | — | ~1920 | |
| Minnie Schaffer | Spouse | — | 19 | ~1901 |
Census Appearances
1920
Adams, Illinois
Head, age 22
Adams, Illinois · implied b. ~1898 — 3 household members
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Adams, Illinois
Head, age 32
Adams, Illinois · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schafer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | grain & stock |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 8 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Adams-County, Illinois
Head, age 42
Adams-County, Illinois · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schafer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Fall Creek |
| 1935 Residence (County) | Adams |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 22 · b. ~1898 · Illinois
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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 — Adams, Illinois
Open full size
1920 US Federal Census — Adams, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu296unit:0179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Allen Schaffernocker | 0 | Son | — | Illinois |
| 52 | William J Schaffernocker | 28 | Head | Farmer | Illinois |
| 53 | Margaret Schaffernocker | 23 | Wife | — | Illinois |
| 54 | William H Hutagemeyer | 52 | Head | Minister | Germany |
| 55 | Viola Hutagemeyer | 37 | Wife | — | Missouri |
| 56 | Robert Hutagemeyer | 10 | Son | — | Missouri |
| 57 | Richard Hutagemeyer | 8 | Son | — | Missouri |
| 58 | Dorothy Hutagemeyer | 6 | Daughter | — | Missouri |
| 59 | John Hutagemeyer | 3 | Son | — | Missouri |
| 60 | Catherine Pieras | 18 | Servant | Servant | Illinois |
| 61 | Frank Mccracken | 39 | Head | Farmer | Iowa |
| 62 | Andrew Leubner | 67 | Head | Farmer | Illinois |
| 63 | Sarah Leubner | 59 | Wife | — | Illinois |
| 64 | Edna Leubner | 23 | Daughter | — | Illinois |
| 65 | Arthur Meyer | 32 | Head | Farmer | Illinois |
| 66 | Leona Meyer | 29 | Wife | — | Illinois |
| 67 | William Brown | 64 | Father-in-law | Laborer | Illinois |
| 68 | Mary E Brown | 59 | Mother-in-law | — | Illinois |
| 69 | Christian Kaiser | 39 | Head | Farmer | Illinois |
| 70 | William Kaiser | 32 | Wife | — | Illinois |
| 71 | Harold Kaiser | 6 | Son | — | Illinois |
| 72 | Marian Kaiser | 5 | Son | — | Illinois |
| 73 | Mary Louise Kaiser | 3 | Daughter | — | Illinois |
| 74 | Vonda Kaiser | 0 | Daughter | — | Illinois |
| 75 | Adam Speckhart | 69 | Head | — | Illinois |
| 76 | Fred Speckhart | 56 | Brother-in-law | Farmer | Illinois |
| 77 | Lena Speckhart | 59 | Sister-in-law | — | Illinois |
| 78 | Mollie Kaiser | 32 | Sister | — | Illinois |
| 79 | George Woerterich | 32 | Head | Farmer | Illinois |
| 80 | Robbie Woerterich | 30 | Wife | — | Illinois |
| 81 | Irene Woerterich | 6 | Daughter | — | Illinois |
| 82 | Ruth Woerterich | 4 | Daughter | — | Illinois |
| 83 | William Watson | 53 | Head | Farmer | Illinois |
| 84 | Emma Watson | 51 | Wife | — | Illinois |
| 85 | John Speckhart | 39 | Head | Farmer | Illinois |
| 86 | Nellie Speckhart | 38 | Wife | — | Illinois |
| 87 | Selma Speckhart | 2 | Daughter | — | Illinois |
| 88 | Russell Speckhart | 0 | Son | — | Illinois |
| 89 | John Schaffer THIS PERSON | 22 | Head | Farmer | Illinois |
| 90 | Minnie Schaffer | 19 | Wife | — | Illinois |
| 91 | Bernice Schaffer | 0 | Daughter | — | Illinois |
| 92 | William Tappe | 54 | Head | Farmer | Illinois |
| 93 | Lydia Tappe | 53 | Wife | — | Illinois |
| 94 | Mildred Tappe | 6 | Daughter | — | Illinois |
| 95 | Marian Tappe | 2 | Son | — | Illinois |
| 96 | Joseph Hageman | 40 | Head | Farmer | Illinois |
| 97 | Minnie Hageman | 43 | Wife | — | Illinois |
| 98 | Clarence Hageman | 14 | Son | — | Illinois |
| 99 | Edith Hageman | 12 | Daughter | — | Illinois |
| 100 | Esther Hageman | 9 | Daughter | — | Illinois |
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)