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James Shannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this James Shannon across the 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 7-person household.
Age 19
b. ~1921
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Shannon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Linden |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | Presser |
| Industry | Iron & Steel mill |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 540 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Presser |
| Township / Ward | Linden |
| Est. Birth Year | ~1921 |
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 |
|---|---|---|---|---|
| James Shannon | Son | — | 19 | ~1921 |
| Josephine Shannon | Spouse | — | 38 | ~1902 |
| Josephine Shannon | Daughter | — | 21 | ~1919 |
| Eileen Shannon | Daughter | — | 11 | ~1929 |
| Bernard Shannon | Head | — | 42 | ~1898 |
| Bernard Shannon | Son | — | 8 | ~1932 |
| Margaret Shannon | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Union, New …
Son, age 9
Union, New Jersey · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shannon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Union-County, New …
Son, age 19
Union-County, New Jersey · implied b. ~1921 — 7 household members
| Surname | Shannon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Linden |
| 1935 Residence (County) | Union |
| Occupation | Presser |
| Industry | Iron & Steel mill |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 540 |
| Highest Grade | Hs 2 |
| 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 James Shannon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Shannon
Son · 1940 · age 19 · b. ~1921 · New Jersey
★ You are viewing this record
Sibling
Josephine Shannon
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Shannon
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Shannon
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Shannon
Sibling · 1940 · age 11
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 — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02386-00613)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert R. Nelson | 13 | Son | — | New York |
| 42 | Guisea Platania | 62 | Head | — | Italy |
| 43 | Theodore Maffia | 40 | Head | Master Of Arms | New Jersey |
| 44 | Stella Maffia | 34 | Wife | — | New York |
| 45 | Alfred Maffia | 15 | Son | — | New Jersey |
| 46 | Mary Maffia | 11 | Daughter | — | New Jersey |
| 47 | Dolores Maffia | 2 | Daughter | — | New Jersey |
| 48 | Steve Kordelski | 42 | Head | Rigger | New York |
| 49 | Agnes Kordelski | 35 | Wife | — | New Jersey |
| 50 | Gladys Kordelski | 4 | Daughter | — | New Jersey |
| 51 | Paul Maksim | 47 | Head | — | Czechoslovakia |
| 52 | Anna Maksim | 38 | Wife | — | Pennsylvania |
| 53 | Mike Maksim | 21 | Son | Laborer | Pennsylvania |
| 54 | Anna Maksim | 14 | Daughter | Machine Operator | Pennsylvania |
| 55 | Bernard Shannon | 42 | Head | Assembler | Eire |
| 56 | Josephine Shannon | 38 | Wife | — | Eire |
| 57 | Josephine Shannon | 21 | Daughter | Waitress | New Jersey |
| 58 | James Shannon THIS PERSON | 19 | Son | Presser | New Jersey |
| 59 | Margaret Shannon | 16 | Daughter | — | New Jersey |
| 60 | Eileen Shannon | 11 | Daughter | — | New Jersey |
| 61 | Bernard Shannon | 8 | Son | — | New Jersey |
| 62 | Nellie Plawechek | 47 | Head | Domestic | Austria |
| 63 | Adam Plawechek | 27 | Son | Chemical Worker | New Jersey |
| 64 | Joe Plawechek | 24 | Son | Polisher | New Jersey |
| 65 | John Plawechek | 21 | Son | Laborer | New Jersey |
| 66 | Emma Plawechek | 20 | Daughter | Laborer | New Jersey |
| 67 | Michael Plawechek | 18 | Son | Stock Clerk | New Jersey |
| 68 | Helen Plawechek | 17 | Daughter | — | New Jersey |
| 69 | Theresa Plawechek | 12 | Daughter | — | New Jersey |
| 70 | James Hurley | 43 | Head | Laborer | Washington |
| 71 | Theresa Hurley | 36 | Wife | — | Pennsylvania |
| 72 | Grace Hurley | 17 | Daughter | — | Pennsylvania |
| 73 | Mary Hurley | 11 | Daughter | — | Pennsylvania |
| 74 | James Hurley | 10 | Son | — | Pennsylvania |
| 75 | Theresa Hurley | 6 | Daughter | — | New Jersey |
| 76 | Margaret Hurley | 3 | Daughter | — | New Jersey |
| 77 | Michael Hurley | 2 | Son | — | New Jersey |
| 78 | Rita Hurley | 0 | Daughter | — | New Jersey |
| 79 | Anthony Accardo | 36 | Head | Laborer | Italy |
| 80 | Mary Accardo | 32 | Wife | — | Brooklyn |
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)