WC
William Cannon — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this William Cannon across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Anthony & Nora — first a son (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Cannon |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Ice house |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Truck Driver |
| Township / Ward | Chicago City |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Cannon | Son | — | 30 | ~1910 |
| Anthony Cannon | Son | — | 36 | ~1904 |
| Margaret Cannon | Daughter | — | 22 | ~1918 |
| Nora Cannon | Head | — | 70 | ~1870 |
Census Appearances
1920
Cook, Illinois
Son, age 10
Cook, Illinois · implied b. ~1910 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 20
Cook, Illinois · implied b. ~1910 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Bricklayer |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 30
Cook-County, Illinois · implied b. ~1910 — 4 household members
| Surname | Cannon |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Truck Driver |
| Industry | Ice house |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| 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 William Cannon across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Anthony Cannon (~0.92 confidence) and mother Nora Cannon (~0.92 confidence) and mother Nora Cannon (~0.92 confidence) and mother Nora Cannon (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Anthony Cannon
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Nora Cannon
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Nora Cannon
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Nora Cannon
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Cannon
Son · 1940 · age 30 · b. ~1910 · Illinois
★ You are viewing this record
Sibling
Margaret Cannon
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Cannon
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00940-00940)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leonard Talash | 13 | son | — | Illinois |
| 2 | Aurelia Talash | 11 | daughter | — | Illinois |
| 3 | Jerome Talash | 2 | son | — | Illinois |
| 4 | John Slowonike | 49 | head | Laborer | Poland |
| 5 | Julia Slowonike | 46 | wife | Maid | Poland |
| 6 | Edward Slowonike | 20 | son | Machine Operator | Illinois |
| 7 | Medard Slowonike | 18 | son | — | Illinois |
| 8 | Peter Hodorowicz | 26 | head | Reporting Clerk | Illinois |
| 9 | Thelma Hodorowicz | 25 | wife | — | Indiana |
| 10 | Phyllis Hodorowicz | 5 | daughter | — | Illinois |
| 11 | Peter Hodorowicz | 2 | son | — | Illinois |
| 12 | Jan Mazur | 64 | head | — | Poland |
| 13 | Catherine Mazur | 38 | daughter | Kitchen Helper | Illinois |
| 14 | John Mazur | 37 | son | Laborer | Illinois |
| 15 | Ignatius Mazur | 25 | son | Laborer | Illinois |
| 16 | Mary Mazur | 21 | daughter | Book Binder | Illinois |
| 17 | Charles Kakovitch | 29 | head | Grinder | Ohio |
| 18 | Lottie Kakovitch | 24 | wife | Feeder | Illinois |
| 19 | Paul Franczyk | 30 | head | Crane Operator | Poland |
| 20 | Frances Franczyk | 26 | wife | — | Michigan |
| 21 | Josephine Franczyk | 5 | daughter | — | Illinois |
| 22 | Frances Franczyk | 3 | daughter | — | Illinois |
| 23 | Paul Jr Franczyk | 1 | son | — | Illinois |
| 24 | Nora Cannon | 70 | head | — | Ireland |
| 25 | Anthony Cannon | 36 | son | Bartender | Illinois |
| 26 | William Cannon THIS PERSON | 30 | son | Truck Driver | Illinois |
| 27 | Margaret Cannon | 22 | daughter | Stenographer | Illinois |
| 28 | Thomas Cannon | 40 | head | Structural Iron Worker | Illinois |
| 29 | Dorothy Cannon | 36 | wife | — | Illinois |
| 30 | Marion Cannon | 12 | daughter | — | Illinois |
| 31 | Thomas Cannon | 8 | son | — | Illinois |
| 32 | Andrew Draus | 34 | head | Painter | Illinois |
| 33 | Anna Draus | 32 | wife | — | Illinois |
| 34 | Richard Draus | 12 | son | — | Illinois |
| 35 | Bernard Draus | 10 | son | — | Illinois |
| 36 | Thomas Draus | 6 | son | — | Illinois |
| 37 | Virginia Draus | 5 | daughter | — | Illinois |
| 38 | Frank Sr Franskus | 44 | head | Maltster | Lithuania |
| 39 | Barbara Franskus | 47 | wife | — | Lithuania |
| 40 | Alice Franskus | 17 | daughter | — | Illinois |
Related Census Records
Pedigree Summary
William + 2 siblings
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)