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James Mckenna — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this James Mckenna across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & William — first a son (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | JERSEY CITY |
| 1935 Residence (County) | HUDSON |
| Additional Details | |
| Occupation | Clerical |
| Industry | Office |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1415 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Clerical |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1913 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Catherine Mckenna | Head | — | 54 | ~1886 |
| Hugh Mckenna | Son | — | 25 | ~1915 |
| James Mckenna | Son | — | 27 | ~1913 |
Census Appearances
1920
Hudson, New …
Son, age 8
Hudson, New Jersey · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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 |
1930
Hudson, New …
Son, age 18
Hudson, New Jersey · implied b. ~1912 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Clerk |
| Industry | Type Supply Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 27
Hudson-County, New Jersey · implied b. ~1913 — 3 household members
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | JERSEY CITY |
| 1935 Residence (County) | HUDSON |
| Occupation | Clerical |
| Industry | Office |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1415 |
| Highest Grade | H 4 |
| 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 Mckenna across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Mckenna (~0.92 confidence) and father William Mckenna (~0.92 confidence) and mother Catherine Mckenna (~0.92 confidence) and mother Isabella Mckenna (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Mckenna
b. ~1879
Source father
● Household
· direct · ~0.92
Father
William Mckenna
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Catherine Mckenna
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Isabella Mckenna
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Mckenna
Son · 1940 · age 27 · b. ~1913 · New Jersey
★ You are viewing this record
Sibling
Hugh Mckenna
Sibling · 1940 · age 25
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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02402-00661)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Sherwood | 49 | Wife | — | New Jersey |
| 42 | John Sherwood | 24 | Son | Factory Worker | New Jersey |
| 43 | Mary Sherwood | 23 | Daughter | New Worker | New Jersey |
| 44 | Catherine Sherwood | 20 | Daughter | New Worker | New York |
| 45 | Charles Sherwood | 16 | Son | New Worker | New Jersey |
| 46 | Francis Sherwood | 13 | Son | — | New Jersey |
| 47 | Gertrude Mcmanus | 54 | Head | — | New Jersey |
| 48 | Joseph Quail | 42 | Son-in-law | Driver Operator | New Jersey |
| 49 | Margaret Quail | 37 | Daughter | Factory Worker | New Jersey |
| 50 | Joseph Curccaro | 44 | Head | Store Worker | Italy |
| 51 | Mary Curccaro | 34 | Wife | — | South America |
| 52 | Robert Curccaro | 18 | Son | Store Worker | New Jersey |
| 53 | Patsy Curccaro | 16 | Son | Store Worker | New Jersey |
| 54 | Rose Curccaro | 14 | Daughter | — | New Jersey |
| 55 | Joseph Curccaro | 12 | Son | — | New Jersey |
| 56 | Robert Curccaro | 82 | Father | — | Italy |
| 57 | Rose Curccaro | 70 | Mother | — | Italy |
| 58 | Catherine Mckenna | 54 | Head | — | Ireland |
| 59 | James Mckenna THIS PERSON | 27 | Son | Clerical | New Jersey |
| 60 | Hugh Mckenna | 25 | Son | Laborer | New Jersey |
| 61 | Patrick Gillen | 54 | Head | Watchman | Ireland |
| 62 | Mary Gillen | 58 | Wife | — | Ireland |
| 63 | Elizabeth Gillen | 20 | Daughter | Factory Worker | New Jersey |
| 64 | John Gillen | 17 | Son | Clerical | New Jersey |
| 65 | Charles Hanley | 42 | Head | Chauffeur | New York |
| 66 | Mary Hanley | 39 | Wife | — | New Jersey |
| 67 | Vincent Hanley | 18 | Son | — | New Jersey |
| 68 | Cecilia Hanley | 17 | Daughter | — | New Jersey |
| 69 | Catherine Hanley | 15 | Daughter | — | New Jersey |
| 70 | Charles Jr. Hanley | 7 | Son | — | New Jersey |
| 71 | Charles O'Brien | 49 | Head | Cable Dept. Maintainer | New Jersey |
| 72 | Elizabeth O'Brien | 46 | Wife | — | New Jersey |
| 73 | Edward O'Brien | 25 | Son | Clerk-Typist | New Jersey |
| 74 | Raymond O'Brien | 24 | Son | Maintenance Building Dept. | New Jersey |
| 75 | Eugene O'Brien | 18 | Son | — | New Jersey |
| 76 | Eva O'Brien | 89 | In-law | — | Germany |
| 77 | Anthony De Gregorio | 30 | Head | Barber | Italy |
| 78 | Phillip De Gregorio | 31 | Brother | Presser | Italy |
| 79 | Edward Toal | 70 | Head | — | Ireland |
| 80 | Elizabeth Toal | 69 | Wife | — | Ireland |
Pedigree Summary
James + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)