JB
James Butler — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Illinois
Our Model Tree links this James Butler across the 1920, 1930 and 1940 US Censuses in Champaign-County, Illinois (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Illinois |
| Surname | Butler |
| Given Name | James H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Philo Township |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Occupation | Laborer |
| Industry | on Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 420 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Philo Township |
| Est. Birth Year | ~1910 |
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 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mary Butler | Daughter | — | 7 | ~1933 |
| James Butler | Head | — | 30 | ~1910 |
| Valie Butler | Spouse | — | 27 | ~1913 |
Census Appearances
1920
Champaign, Illinois
Son, age 10
Champaign, Illinois · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Champaign, Illinois
Son, age 20
Champaign, Illinois · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Occupation | Labour |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Head, age 30
Champaign-County, Illinois · implied b. ~1910 — 3 household members
| Surname | Butler |
| Given Name | James H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Philo Township |
| 1935 Residence (County) | Champaign |
| Occupation | Laborer |
| Industry | on Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 420 |
| Highest Grade | 8 |
| 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 James Butler across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Butler (~0.92 confidence) and father John Butler (~0.92 confidence) and mother Cornelia Butler (~0.92 confidence) and mother Amelia Butler (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Butler
b. ~1877
Source father
● Household
· direct · ~0.92
Father
John Butler
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Cornelia Butler
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Amelia Butler
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Butler
Head · 1940 · age 30 · b. ~1910 · Illinois
★ 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 — Champaign-County, Illinois
Open full size
1940 US Federal Census — Champaign-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00766-00511)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Paul Dill | 33 | Head | Laborer | Illinois |
| 42 | Mildred R Dill | 32 | Wife | Housewife | Illinois |
| 43 | Ray Francis Dill | 1 | Daughter | — | Illinois |
| 44 | Herbert A Thruman | 61 | Head | Farming | Illinois |
| 45 | Effie S Thruman | 64 | Wife | Housewife | Ohio |
| 46 | Henry F Delmayari | 72 | Head | Farming | Indiana |
| 47 | Ethel Delmayari | 52 | Wife | Teaching | Illinois |
| 48 | Emma Allan | 82 | Mother-in-law | Retired | Illinois |
| 49 | William H Morgan | 79 | Head | Retired Farmer | Michigan |
| 50 | Sarah Morgan | 49 | Daughter | House Keeper | Illinois |
| 51 | William J Morgan | 43 | Son | Farming | Illinois |
| 52 | Charles Morgan | 41 | Son | Farming | Illinois |
| 53 | Margaret Morgan | 39 | Daughter | Invalid | Illinois |
| 54 | James H Butler THIS PERSON | 30 | Head | Laborer | Illinois |
| 55 | Valie M Butler | 27 | Wife | Housewife | Indiana |
| 56 | Mary M Butler | 7 | Daughter | — | Illinois |
| 57 | Inge R Stahl | 28 | Head | Laborer | Indiana |
| 58 | Helen L Stahl | 28 | Wife | Housewife | Illinois |
| 59 | George R Stahl | 1 | Son | — | Illinois |
| 60 | Charles J Mullins | 53 | Head | Farming | Illinois |
| 61 | Mary W Mullins | 48 | Wife | House Wife | Illinois |
| 62 | Robert Fall | 29 | Head | Farming | Illinois |
| 63 | Alice Fall | 25 | Wife | House Wife | Illinois |
| 64 | Doris Fall | 6 | Daughter | — | Illinois |
| 65 | Allen E Puffner | 49 | Head | Farming | Illinois |
| 66 | Laura A Puffner | 41 | Wife | House Wife | Indiana |
| 67 | Susie M Noble | 54 | Head | Retired | Illinois |
| 68 | John E White | 20 | Cousin | Barbering | Indiana |
| 69 | Henry Fullender | 72 | Head | Laborer | Indiana |
| 70 | Herbert Barnhart | 47 | Head | Farming | Missouri |
| 71 | Jessie A Barnhart | 45 | Wife | House Wife | Tennessee |
| 72 | Donald H Barnhart | 22 | Son | At College | Illinois |
| 73 | Mary B Barnhart | 20 | Daughter | At College | Illinois |
| 74 | Jean M Barnhart | 18 | Daughter | At College | Illinois |
| 75 | Geraldine Barnhart | 11 | Daughter | — | Illinois |
| 76 | T Harry Barnhart | 9 | Son | — | Illinois |
| 77 | Harry Barnhart | 75 | Father | Retired Farmer | Illinois |
| 78 | Parley D Huber | 60 | Head | Laborer | Indiana |
| 79 | Amie A Huber | 52 | Wife | Housewife | Indiana |
| 80 | V. G. Lyle | 32 | Head | Farming | Illinois |
Pedigree Summary
James
Gen 1 · 4 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)