MC
Mary Cannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, New Jersey
Our Model Tree links this Mary Cannon across the 1930 and 1940 US Censuses in Middlesex-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 11-person household.
Age 11
b. ~1929
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, New Jersey |
| Surname | Cannon |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | South Amboy City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | South Amboy City |
| Est. Birth Year | ~1929 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Joseph Cannon | Head | — | 41 | ~1899 |
| Eugene Cannon | Son | — | 4 | ~1936 |
| Robert Dobson | Other | — | 58 | ~1882 |
| Ann Cannon | Daughter | — | 3 | ~1937 |
| Robert Cannon | Son | — | 9 | ~1931 |
| Gerard Cannon | Son | — | 8 | ~1932 |
| Thomas Cannon | Son | — | 6 | ~1934 |
| Joseph Cannon | Son | — | 13 | ~1927 |
| David Cannon | Other | — | 50 | ~1890 |
| Mary Cannon | Daughter | — | 11 | ~1929 |
| Anna Cannon | Spouse | — | 34 | ~1906 |
Census Appearances
1930
Middlesex, New …
Daughter, age
Middlesex, New Jersey · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Middlesex-County, New …
Daughter, age 11
Middlesex-County, New Jersey · implied b. ~1929 — 11 household members
| Surname | Cannon |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | South Amboy City |
| 1935 Residence (County) | Middlesex |
| Hours Worked | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Mary Cannon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cannon
Daughter · 1940 · age 11 · b. ~1929 · New Jersey
★ You are viewing this record
Sibling
Ann Cannon
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerard Cannon
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Cannon
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Cannon
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cannon
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Cannon
Sibling · 1940 · age 4
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 — Middlesex-County, New Jersey
Open full size
1940 US Federal Census — Middlesex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02363-00426)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Katherine Olsen | 26 | Wife | Inspector | New Jersey |
| 2 | Dominick Abbatiello | 51 | Head | Laborer Foreman | Italy |
| 3 | Philomena Abbatiello | 52 | Wife | — | Italy |
| 4 | Dominick Abbatiello | 19 | Son | New Worker | New Jersey |
| 5 | Virginia Abbatiello | 17 | Daughter | — | New Jersey |
| 6 | Irene Abbatiello | 15 | Daughter | — | New Jersey |
| 7 | Anthony Abbatiello | 13 | Son | — | New Jersey |
| 8 | Eugene Abbatiello | 11 | Son | — | New Jersey |
| 9 | Joseph Cannon | 41 | Head | Waterman | New Jersey |
| 10 | Anna Cannon | 34 | Wife | — | New Jersey |
| 11 | Joseph Cannon | 13 | Son | — | New Jersey |
| 12 | Mary Cannon THIS PERSON | 11 | Daughter | — | New Jersey |
| 13 | Robert Cannon | 9 | Son | — | New Jersey |
| 14 | Gerard Cannon | 8 | Son | — | New Jersey |
| 15 | Thomas Cannon | 6 | Son | — | New Jersey |
| 16 | Eugene Cannon | 4 | Son | — | New Jersey |
| 17 | Ann Marie Cannon | 3 | Daughter | — | New Jersey |
| 18 | David Cannon | 50 | Brother | Painter | New Jersey |
| 19 | Robert Dobson | 58 | Lodger | Truckdriver | New Jersey |
| 20 | James Walsh | 66 | Head | Janitor | New Jersey |
| 21 | Nora Walsh | 72 | Wife | — | Irish Free State |
| 22 | William Walsh | 43 | Son | Operator | New Jersey |
| 23 | Clara Mckenna | 65 | Head | — | New Jersey |
| 24 | Walter Mckenna | 42 | Son | Laborer | New Jersey |
| 25 | Harold Munck | 37 | Head | Foreman | New Jersey |
| 26 | Catherine Munck | 37 | Wife | — | New Jersey |
| 27 | Harold Munck | 16 | Son | — | New Jersey |
| 28 | William Munck | 14 | Son | — | New Jersey |
| 29 | Robert Munck | 5 | Son | — | New Jersey |
| 30 | Fred Rehfuss | 52 | Head | Superintendent | New York |
| 31 | Lucinda Rehfuss | 55 | Wife | — | New Jersey |
| 32 | Ruth Rehfuss | 24 | Daughter | — | New Jersey |
| 33 | Fred Rehfuss | 22 | Son | New Worker | New Jersey |
| 34 | Stanley Kaczmarek | 29 | Head | Watchman | New Jersey |
| 35 | Cecelia Kaczmarek | 28 | Wife | — | New Jersey |
| 36 | Arleen Kaczmarek | 3 | Daughter | — | New Jersey |
| 37 | Chris Miller | 74 | Head | — | Denmark |
| 38 | James Miller | 43 | Son | Laborer | New Jersey |
| 39 | James W. Hackett | 73 | Head | — | New Jersey |
| 40 | Sarah Hackett | 71 | Wife | — | New Jersey |
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)