JC
James Cannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this James Cannon across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 7-person household.
Age 18
b. ~1922
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Cannon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | New worker |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | New Worker |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1922 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Richard Cannon | Son | — | 21 | ~1919 |
| John Cannon | Son | — | 23 | ~1917 |
| James Cannon | Son | — | 18 | ~1922 |
| Richard Cannon | Head | — | 55 | ~1885 |
| Ronald Cannon | Son | — | 10 | ~1930 |
| Josephine Cannon | Spouse | — | 52 | ~1888 |
| Regina Cannon | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 7
Philadelphia, Pennsylvania · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannons |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 18
Philadelphia-County, Pennsylvania · implied b. ~1922 — 7 household members
| Surname | Cannon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | New worker |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Cannon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Cannon
Son · 1940 · age 18 · b. ~1922 · Pennsylvania
★ You are viewing this record
Sibling
Richard Cannon
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Cannon
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Regina Cannon
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Cannon
Sibling · 1940 · age 10
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-03709-00345)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edith Heder | 13 | Daughter | — | Pennsylvania |
| 42 | Dolores Heder | 3 | Daughter | — | Pennsylvania |
| 44 | William Barth | 49 | Head | Fireman | Pennsylvania |
| 45 | Rita Barth | 40 | Wife | — | Pennsylvania |
| 46 | Dorothy Barth | 15 | Daughter | Helper | Pennsylvania |
| 47 | Ethel Barth | 9 | Daughter | — | Pennsylvania |
| 48 | Marilyn Barth | 7 | Daughter | — | Pennsylvania |
| 49 | John Saybolt | 49 | Head | Fireman | Pennsylvania |
| 50 | Amelia Saybolt | 52 | Wife | Hosiery Worker | Pennsylvania |
| 51 | Mary Hagan | 66 | Head | — | Pennsylvania |
| 52 | Aloysius Hagan | 33 | Son | Packer | Pennsylvania |
| 53 | Boleslaw Zurowski | 38 | Head | Hosiery Paper | Poland |
| 54 | Clara Zurowski | 26 | Wife | Cigar Maker | Pennsylvania |
| 55 | Constance Zurowski | 78 | Mother | — | Poland |
| 56 | Frank Knittel | 23 | Head | Laborer | Pennsylvania |
| 57 | John Knittel | 20 | Brother | Laundry Worker | Pennsylvania |
| 58 | Joan Knittel | 60 | Mother | — | Germany |
| 59 | Julius Knittel | 71 | Father | — | Germany |
| 60 | Albert Mirkel | 55 | Lodger | Finisher | Pennsylvania |
| 61 | Francis Seiber | 33 | Head | Salesman | Pennsylvania |
| 62 | Mary Seiber | 33 | Wife | — | Pennsylvania |
| 63 | Dorothy Seiber | 13 | Daughter | — | Pennsylvania |
| 64 | Clarence Baumann | 37 | Head | Fireman | New Jersey |
| 65 | Helen Baumann | 36 | Wife | — | New Jersey |
| 66 | Joan Baumann | 8 | Daughter | — | New Jersey |
| 67 | Charles Baumann | 4 | Son | — | New Jersey |
| 68 | Edward Marino | 33 | Head | Driver | Pennsylvania |
| 69 | James Marino | 29 | Son | Attendant | Pennsylvania |
| 70 | Carroll Donaghy | 35 | Son-in-law | Driver | Pennsylvania |
| 71 | Alice Donaghy | 32 | Daughter | — | Pennsylvania |
| 72 | Richard Cannon | 55 | Head | Dyer | Pennsylvania |
| 73 | Josephine Cannon | 52 | Wife | — | Pennsylvania |
| 74 | John Cannon | 23 | Son | Helper | Pennsylvania |
| 75 | Richard Cannon | 21 | Son | Striker | Pennsylvania |
| 76 | James Cannon THIS PERSON | 18 | Son | New Worker | Pennsylvania |
| 77 | Regina Cannon | 17 | Daughter | New Worker | Pennsylvania |
| 78 | Ronald Cannon | 10 | Son | — | Pennsylvania |
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)