JC
James Cannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this James Cannon across the 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1912), then head of a 7-person household.
Age 28
b. ~1912
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Cannon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Clinton |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Occupation | Clerk |
| Industry | Electric Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | C-2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Clinton |
| Est. Birth Year | ~1912 |
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 |
|---|---|---|---|---|
| Margaret Cannon | Daughter | — | 16 | ~1924 |
| Margaret Cannon | Spouse | — | 53 | ~1887 |
| Gladys Cannon | Daughter | — | 30 | ~1910 |
| Ruth Cannon | Daughter | — | 19 | ~1921 |
| Joseph Cannon | Son | — | 24 | ~1916 |
| James Cannon | Son | — | 28 | ~1912 |
| Fred Cannon | Head | — | 51 | ~1889 |
Census Appearances
1930
Worcester, Massachusetts
Son, age 18
Worcester, Massachusetts · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Son, age 28
Worcester-County, Massachusetts · implied b. ~1912 — 7 household members
| Surname | Cannon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Clinton |
| 1935 Residence (County) | Worcester |
| Occupation | Clerk |
| Industry | Electric Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | C-2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 28 · b. ~1912 · Massachusetts
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Sibling
Gladys Cannon
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Cannon
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Cannon
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Cannon
Sibling · 1940 · age 16
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 — Worcester-County, Massachusetts
Open full size
1940 US Federal Census — Worcester-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01646-00146)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael Scanlan | 53 | Brother-in-law | Lawyer | Massachusetts |
| 2 | Alice Scanlan | 20 | Niece | — | Massachusetts |
| 3 | William Scanlan | 18 | Nephew | — | Massachusetts |
| 4 | Eugene Scanlan | 12 | Nephew | — | Massachusetts |
| 5 | John Kinnear | 39 | Head | Electrician | Massachusetts |
| 6 | Signe Kinnear | 39 | Wife | — | Massachusetts |
| 7 | Elizabeth Kinnear | 8 | Daughter | — | Massachusetts |
| 8 | Charles Olson | 82 | Head | — | Sweden |
| 9 | Tilad Olson | 74 | Wife | — | Sweden |
| 10 | Thomas F. Casey | 52 | Head | Contractor | Massachusetts |
| 11 | Alice E. Casey | 52 | Wife | — | Massachusetts |
| 12 | Alice M. Casey | 22 | Daughter | Stenographer | Massachusetts |
| 13 | Winifred E. Casey | 17 | Daughter | — | Massachusetts |
| 14 | William Casey | 40 | Brother | Laborer W.P.A. | Massachusetts |
| 15 | Fred Cannon | 51 | Head | Overseer | Massachusetts |
| 16 | Margaret Cannon | 53 | Wife | — | England |
| 17 | Gladys Cannon | 30 | Daughter | — | Massachusetts |
| 18 | James Cannon THIS PERSON | 28 | Son | Clerk | Massachusetts |
| 19 | Joseph Cannon | 24 | Son | Planter | Massachusetts |
| 20 | Ruth Cannon | 19 | Daughter | 12 | Massachusetts |
| 21 | Margaret Cannon | 16 | Daughter | — | Massachusetts |
| 22 | Louis Mc Kell | 35 | Head | Foreman Of Repair Dept. | Massachusetts |
| 23 | Anna Mc Kell | 31 | Wife | — | Massachusetts |
| 24 | Richard Mc Kell | 9 | Son | — | Massachusetts |
| 25 | Victor Monreau | 37 | Head | Shop Foreman | Massachusetts |
| 26 | Madeline Monreau | 35 | Wife | — | Massachusetts |
| 27 | Anthony Liard | 40 | Head | Loom Fixer | Rhode Island |
| 28 | Rachael Liard | 46 | Wife | — | Massachusetts |
| 29 | Eleanor Liard | 15 | Daughter | — | Rhode Island |
| 30 | Robert Donald | 55 | Head | Plumber | Scotland |
| 31 | Mary Donald | 53 | Wife | — | Scotland |
| 32 | Patrick Hester | 58 | Head | — | Irish Free State |
| 33 | Katherine Hester | 67 | Wife | — | Irish Free State |
| 34 | Mary E. Hester | 40 | Daughter | Hairdresser | Massachusetts |
| 35 | Anna Hester | 35 | Daughter | School Teacher | Massachusetts |
| 36 | Adele Genakis | 48 | Head | Patchers | Lithuania |
| 37 | Joseph Genakis | 26 | Son | Railway Mail Clerk | Massachusetts |
| 38 | Helen Genakis | 24 | Daughter | 26 | Massachusetts |
| 39 | George Genakis | 21 | Son | Shipper | Massachusetts |
| 40 | Clement Dupont | 65 | Head | 8 | Massachusetts |
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)