JC
John Cannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cuyahoga-County, Ohio
Our Model Tree links this John Cannon across the 1930 and 1940 US Censuses in Cuyahoga-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 8-person household.
Age 43
b. ~1897
Male
Head
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cuyahoga-County, Ohio |
| Surname | Cannon |
| Given Name | John |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Cleveland City |
| 1935 Residence (County) | Cuyahoga |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | painter |
| Industry | P.W. project |
| Class of Worker | GW |
| Hours Worked | 24 |
| Income (1939) | 340 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
| Occupation | Painter |
| Township / Ward | Cleveland City |
| Est. Birth Year | ~1897 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Patricia Cannon | Daughter | — | 1 | ~1939 |
| James Cannon | Son | — | 14 | ~1926 |
| Hilda Cannon | Spouse | — | 39 | ~1901 |
| Frank Cannon | Son | — | 4 | ~1936 |
| Rose Cannon | Daughter | — | 7 | ~1933 |
| Marie Cannon | Daughter | — | 9 | ~1931 |
| John Cannon | Head | — | 43 | ~1897 |
| Helen Cannon | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Cuyahoga, Ohio
Head, age 33
Cuyahoga, Ohio · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1915 |
| Age at First Marriage | 27 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Janitor |
| Industry | Apartment |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 34.00 |
| Birthplace (normalized) | irish free state |
1940
Cuyahoga-County, Ohio
Head, age 43
Cuyahoga-County, Ohio · implied b. ~1897 — 8 household members
| Surname | Cannon |
| Given Name | John |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Cleveland City |
| 1935 Residence (County) | Cuyahoga |
| Naturalization Status | Naturalized |
| Occupation | painter |
| Industry | P.W. project |
| Class of Worker | GW |
| Hours Worked | 24 |
| Income (1939) | 340 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
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 Cannon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Cannon
Head · 1940 · age 43 · b. ~1897 · Ohio
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cuyahoga-County, Ohio
Open full size
1940 US Federal Census — Cuyahoga-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03203-00428)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Cannon THIS PERSON | 43 | head | Painter | Irish Free State |
| 2 | Hilda Cannon | 39 | wife | None | England |
| 3 | Helen Cannon | 15 | daughter | — | Ohio |
| 4 | James Cannon | 14 | son | — | Ohio |
| 5 | Marie Cannon | 9 | daughter | — | Ohio |
| 6 | Rose Cannon | 7 | daughter | — | Ohio |
| 7 | Frank Cannon | 4 | son | — | Ohio |
| 8 | Patricia Cannon | 1 | daughter | — | Ohio |
| 9 | Michael Lucar | 38 | head | Machinist | Austria |
| 10 | Anna Lucar | 39 | wife | — | Austria |
| 11 | John Miller | 38 | head | Proprietor | Ohio |
| 12 | Mary Miller | 40 | wife | — | England |
| 13 | Edward Niggle | 75 | head | — | Ohio |
| 14 | Mary F. Niggle | 67 | wife | — | Ohio |
| 15 | Henry Henning | 40 | head | Truck Driver | Hungary |
| 16 | Katherine Henning | 38 | wife | — | Hungary |
| 17 | Frederick Henning | 21 | son | Truck Driver | Ohio |
| 18 | Mildred Henning | 17 | daughter | — | Ohio |
| 19 | Alice Henning | 12 | daughter | — | Ohio |
| 20 | Arlene Henning | 10 | daughter | — | Ohio |
| 21 | Ernest Treska | 53 | head | Proprietor | Ohio |
| 22 | Anna Treska | 50 | wife | Proprietor | Ohio |
| 23 | Viola Treska | 17 | daughter | — | Ohio |
| 24 | Robert Treska | 13 | son | — | Ohio |
| 25 | Everett Borer | 40 | head | Truck Driver | West Virginia |
| 26 | Jessie Borer | 41 | wife | — | Ohio |
| 27 | Ruth Borer | 18 | daughter | Power Machine Oper. | Ohio |
| 28 | Fay Borer | 16 | daughter | — | Ohio |
| 29 | Eva Borer | 14 | daughter | — | Ohio |
| 30 | Joan Borer | 5 | daughter | — | Ohio |
| 31 | Catherine Joyce | 78 | head | — | England |
| 32 | William H. Joyce | 50 | son | Deck Hand | Ohio |
| 33 | John Sendler | 27 | head | Watchman | Roumania |
| 34 | Katharine Sendler | 64 | wife | — | Roumania |
| 35 | Catherine Sendler | 31 | daughter | Stenographer | Ohio |
| 36 | Albert Treter | 39 | head | Maintenance | Ohio |
| 37 | Agnes Treter | 38 | wife | All Around Hand | Ohio |
| 38 | Margaret Graul | 62 | head | — | Roumania |
| 39 | Catherine Graul | 28 | daughter | Waitress | Ohio |
| 40 | George Bonhill | 45 | head | Brakeman | Michigan |
Related Census Records
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)