JC
John Chapman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Shawnee-County, Kansas
Our Model Tree links this John Chapman across the 1910, 1920, 1930 and 1940 US Censuses in Shawnee-County, Kansas (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Shawnee-County, Kansas |
| Surname | Chapman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Soldier Twp |
| 1935 Residence (County) | Shawnee |
| Additional Details | |
| Occupation | farmer |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farmer |
| Township / Ward | Soldier Twp |
| Est. Birth Year | ~1908 |
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 |
|---|---|---|---|---|
| Joyce Chapman | Daughter | — | 4 | ~1936 |
| John Chapman | Head | — | 32 | ~1908 |
| John Chapman | Son | — | 1 | ~1939 |
| Dora Chapman | Spouse | — | 29 | ~1911 |
Census Appearances
1910
Shawnee, Kansas
Son, age 2
Shawnee, Kansas · implied b. ~1908 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Shawnee, Kansas
Son, age 12
Shawnee, Kansas · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | John D |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Shawnee, Kansas
Son, age 22
Shawnee, Kansas · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | John D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | VV |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Shawnee-County, Kansas
Head, age 32
Shawnee-County, Kansas · implied b. ~1908 — 4 household members
| Surname | Chapman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Soldier Twp |
| 1935 Residence (County) | Shawnee |
| Occupation | farmer |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Chapman across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Chapman (~0.92 confidence) and father John Chapman (~0.92 confidence) and mother Dora Chapman (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Chapman
b. ~1871
Source father
● Household
· direct · ~0.92
Father
John Chapman
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Dora Chapman
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Chapman
Head · 1940 · age 32 · b. ~1908 · 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 — Shawnee-County, Kansas
Open full size
1940 US Federal Census — Shawnee-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01259-00258)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carrie Haynes | 59 | Wife | — | Kansas |
| 2 | Laura Haynes | 29 | Daughter | — | Kansas |
| 3 | Charles Haynes | 21 | Son | Mechanic | Kansas |
| 4 | John W. Davis | 59 | Head | Farmer | Kansas |
| 5 | George Thomas | 84 | Lodger | — | Missouri |
| 6 | Raymond Henderson | 43 | Head | Farmer | Kansas |
| 7 | Ruby Henderson | 38 | Wife | — | Kansas |
| 8 | Lorain Henderson | 19 | Son | — | Kansas |
| 9 | Lloyd Henderson | 19 | Son | — | Kansas |
| 10 | Raymond Jr. Henderson | 17 | Son | — | Kansas |
| 11 | Fern Lavonne Henderson | 16 | Daughter | — | Kansas |
| 12 | Ruth Henderson | 10 | Daughter | — | Kansas |
| 13 | Norma Henderson | 9 | Daughter | — | Kansas |
| 14 | Calvin Henderson | 5 | Son | — | Kansas |
| 15 | Twila Ruth Henderson | 5 | Daughter | — | Kansas |
| 16 | George Bolz | 46 | Head | Farmer | Kansas |
| 17 | Rachel Bolz | 43 | Wife | — | Kansas |
| 18 | Betty Jane Bolz | 14 | Daughter | — | Kansas |
| 19 | Julia Rae Bolz | 7 | Daughter | — | Kansas |
| 20 | Julius Bolz | 76 | Father | Farmer | Kansas |
| 21 | Lillie Bolz | 72 | Mother | — | Pennsylvania |
| 22 | Betty Wilson | 83 | Head | — | Virginia |
| 23 | Harry Wilson | 42 | Son | Farmer | Kansas |
| 24 | Nina Wilson | 49 | Daughter | — | Kansas |
| 25 | Dora Chapman | 62 | Head | — | Kansas |
| 26 | Donald Chapman | 18 | Son | Farmer | Kansas |
| 27 | Wayne Chapman | 16 | Grand-son | Farmer | Kansas |
| 28 | Chris Kramer | 84 | Head | Farmer | Ohio |
| 29 | Anna Kramer | 72 | Wife | — | Ohio |
| 30 | Dora Kramer | 46 | Daughter | — | Ohio |
| 31 | Emmerson Evans | 44 | Head | Laborer | Iowa |
| 32 | Vera Evans | 42 | Wife | — | Kansas |
| 33 | Maxine Evans | 19 | Daughter | Clerical Asst | Kansas |
| 34 | Vernon Evans | 18 | Son | — | Kansas |
| 35 | John Chapman THIS PERSON | 32 | Head | Farmer | Kansas |
| 36 | Dora Chapman | 29 | Wife | — | Kansas |
| 37 | Joyce Ann Chapman | 4 | Daughter | — | Kansas |
| 38 | John Lee Chapman | 1 | Son | — | Kansas |
| 39 | John Thompson | 53 | Head | Farmer | Kansas |
| 40 | Christen Thompson | 55 | Wife | — | Sweden |
Pedigree Summary
John
Gen 1 · 3 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)