JC
John Case — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clay-County, Kansas
Our Model Tree links this John Case across the 1920, 1930 and 1940 US Censuses in Clay-County, Kansas (XGBoost, ~Confirmed), with identified parents Charles & Georgina — first a head (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clay-County, Kansas |
| Surname | Case |
| Given Name | John Roy |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Gill township |
| 1935 Residence (County) | Clay |
| Additional Details | |
| Occupation | Tenant-farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Tenant-Farmer |
| Township / Ward | Gill Township |
| Est. Birth Year | ~1912 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Case | Head | — | 28 | ~1912 |
| Ruby Case | Spouse | — | 27 | ~1913 |
| Dale Case | Son | — | 7 | ~1933 |
| Shirley Case | Daughter | — | 4 | ~1936 |
Census Appearances
1920
Dickinson, Kansas
Son, age 7
Dickinson, Kansas · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | John B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Illinois |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Dickinson, Kansas
Son, age 17
Dickinson, Kansas · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | John B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Clay-County, Kansas
Head, age 28
Clay-County, Kansas · implied b. ~1912 — 4 household members
| Surname | Case |
| Given Name | John Roy |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Gill township |
| 1935 Residence (County) | Clay |
| Occupation | Tenant-farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Case across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Case (~0.92 confidence) and mother Georgina Case (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Case
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Georgina Case
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Case
Head · 1940 · age 28 · b. ~1912 · Kansas
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Clay-County, Kansas
Open full size
1940 US Federal Census — Clay-County, Kansas
Page Contents
15 people indexed on this census page (nara:1940:m-t0627-01224-00618)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elma L. Eckel | 21 | Wife | H | Kansas |
| 42 | Donald Duane Eckel | 1 | Son | — | Kansas |
| 43 | Orvan R. Shivers | 31 | Head | Tenant-Farmer | Kansas |
| 44 | Alta A. Shivers | 33 | Wife | H | Kansas |
| 45 | Phyllis M. Shivers | 3 | Daughter | — | Kansas |
| 46 | John Roy Case THIS PERSON | 28 | Head | Tenant-Farmer | Kansas |
| 47 | Ruby E. Case | 27 | Wife | H | Kansas |
| 48 | Dale S. Case | 7 | Son | — | Kansas |
| 49 | Shirley Ann Case | 4 | Daughter | — | Kansas |
| 50 | John E. Oleen | 57 | Head | Farmer | Kansas |
| 51 | Nola F. Oleen | 54 | Wife | H | Kansas |
| 52 | Ruth S. Oleen | 23 | Daughter | Teacher | Kansas |
| 53 | Wilmer M. Shivers | 62 | Head | Farmer | Indiana |
| 54 | Minnie S. Shivers | 55 | Wife | H | Nebraska |
| 55 | Forrest D. Shivers | 15 | Son | Farm Helper | Kansas |
Related Census Records
Pedigree Summary
John
Gen 1 · 2 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)