JC
John Corbett — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Illinois
Our Model Tree links this John Corbett across the 1920, 1930 and 1940 US Censuses in Champaign-County, Illinois (XGBoost, ~Confirmed), with identified parents Richard & Mary — first a son (b.~1903), then head of a 4-person household.
Age 37
b. ~1903
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Illinois |
| Surname | Corbett |
| Given Name | John, E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Champaign |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Ludlow Tp |
| Est. Birth Year | ~1903 |
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 |
|---|---|---|---|---|
| Richard Corbett | Head | — | 76 | ~1864 |
| Mary Corbett | Spouse | — | 72 | ~1868 |
| Richard Corbett | Other | — | 18 | ~1922 |
| John Corbett | Son | — | 37 | ~1903 |
Census Appearances
1920
Champaign, Illinois
Son, age 17
Champaign, Illinois · implied b. ~1903 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Corbet |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| 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 27
Champaign, Illinois · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Corbett |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Son, age 37
Champaign-County, Illinois · implied b. ~1903 — 4 household members
| Surname | Corbett |
| Given Name | John, E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Champaign |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Illinois |
| 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 Corbett across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Richard Corbett (~0.92 confidence) and mother Mary Corbett (~0.92 confidence) and mother Maud Corbet (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Richard Corbett
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Mary Corbett
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Maud Corbet
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Corbett
Son · 1940 · age 37 · b. ~1903 · 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-t0627-00766-00368)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rosemary Quinlan | 4 | Daughter | — | Illinois |
| 2 | Sarah Quinlan | 3 | Daughter | — | Illinois |
| 3 | Willard J. Quinlan | 1 | Son | — | Illinois |
| 4 | Fred, E. Steward | 63 | Head | Farmer | Illinois |
| 5 | Minnie, E. Steward | 58 | Wife | — | Illinois |
| 6 | Paul, E. Steward | 28 | Son | Laborer | Illinois |
| 7 | Erik, E. Steward | 26 | Son | Laborer | Illinois |
| 8 | Allen, B. Steward | 20 | Son | Laborer | Illinois |
| 9 | Richard, P. Corbett | 76 | Head | — | Illinois |
| 10 | Mary, A. Corbett | 72 | Wife | — | Illinois |
| 11 | John, E. Corbett THIS PERSON | 37 | Son | Farmer | Illinois |
| 12 | Richard, M. Corbett | 18 | Grandson | Laborer | Illinois |
| 13 | Richard, M. Stenzel | 67 | Head | Farmer | Illinois |
| 14 | Elsie, B. Stenzel | 62 | Wife | — | Illinois |
| 15 | Ray, S. Ackerman | 48 | Head | Farmer | Illinois |
| 16 | Margaret, O. Ackerman | 46 | Wife | — | Illinois |
| 17 | Lawrence, R. Ackerman | 19 | Son | — | Canada |
| 18 | Janice, E. Ackerman | 17 | Daughter | — | Illinois |
| 19 | John, D. Ackerman | 9 | Son | — | Illinois |
| 20 | Mary, M. Ackerman | 5 | Daughter | — | Illinois |
| 21 | Frank, M. Norton | 33 | Head | Farmer | Illinois |
| 22 | Elva, J. Norton | 24 | Wife | — | Illinois |
| 23 | Frank, M. Jr. Norton | 4 | Son | — | Illinois |
| 24 | Steven, E. Norton | 3 | Son | — | Illinois |
| 25 | Norman Sharp | 51 | Hired man | Laborer | Kentucky |
| 26 | Janet, L. Chadwick | 33 | School teacher | Teacher | Illinois |
| 27 | Albert, G. Deering | 63 | Head | Farmer | Illinois |
| 28 | Pauline, M. Deering | 53 | Wife | — | Illinois |
| 29 | Melvin, A. Deering | 26 | Son | Laborer | Illinois |
| 30 | Marian, M. Deering | 18 | Daughter | — | Illinois |
| 31 | Milton, E. Deering | 15 | Son | Laborer | Illinois |
| 32 | Mary, A. Deering | 13 | Daughter | — | Illinois |
| 33 | Frank, J. Buchanan | 45 | Head | Farmer | Illinois |
| 34 | Agnes, D. Buchanan | 46 | Wife | — | Illinois |
| 35 | Lyle Buchanan | 17 | Son | — | Illinois |
| 36 | Charles, D. Buchanan | 7 | Son | — | Illinois |
| 37 | Clarence, G. Dutton | 31 | Head | Farmer | Illinois |
| 38 | Hazel, M. Dutton | 25 | Wife | — | Illinois |
| 39 | Thomas Leonard | 77 | Head | Farmer | Ireland |
| 40 | Lizzie Mcnally | 57 | Hired maid | Hired Maid | Illinois |
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)