JM
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 James & James — first a son (b.~1910), then head of a 2-person household.
Age 30
b. ~1910
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 | 30 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2500 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Teacher |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1910 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Mckenna | Son | — | 30 | ~1910 |
| Mabel Mckenna | Head | — | 56 | ~1884 |
Census Appearances
1920
Hudson, New …
Son, age 9
Hudson, New Jersey · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 19
Hudson, New Jersey · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Occupation | Bank Clerk |
| Industry | Bank |
| 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 30
Hudson-County, New Jersey · implied b. ~1910 — 2 household members
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2500 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| 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 James Mckenna (~0.92 confidence) and father James Mckenna (~0.92 confidence) and mother Mabel Mckenna (~0.92 confidence) and mother Mary Mckenna (~0.92 confidence) and mother Mary Mckenna (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Mckenna
b. ~1884
Source father
● Household
· direct · ~0.92
Father
James Mckenna
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Mabel Mckenna
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Mary Mckenna
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mary Mckenna
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Mckenna
Son · 1940 · age 30 · b. ~1910 · New Jersey
★ You are viewing this record
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-t0627-02408-00863)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alexander Kish | 49 | Head | Laborer | Hungary |
| 2 | Mary Kish | 44 | Wife | — | Hungary |
| 3 | Alexander Kish | 22 | Son | Laborer | New Jersey |
| 4 | Joseph Kish | 18 | Son | Attendant | New Jersey |
| 5 | Regina Corcoran | 55 | Head | — | New Jersey |
| 6 | Andrew Corcoran | 31 | Son | — | New Jersey |
| 7 | Catherine Corcoran | 25 | Daughter | Clerk | New Jersey |
| 8 | Rita Corcoran | 17 | Daughter | — | New Jersey |
| 9 | David Neeley | 57 | Brother | Laborer | New Jersey |
| 10 | Harry Hausman | 36 | Head | Printer | New Jersey |
| 11 | Frances Hausman | 34 | Wife | — | New Jersey |
| 12 | Meyer Lerman | 40 | Head | Jeweler | New York |
| 13 | Sarah Lerman | 36 | Wife | — | New Jersey |
| 14 | Charles Fruchtnecht | 38 | Head | Laborer | New Jersey |
| 15 | Edna Fruchtnecht | 35 | Wife | Clerk | New Jersey |
| 16 | George Mcdonough | 40 | Head | Printer | New Jersey |
| 17 | Mary Mcdonough | 40 | Wife | — | New Jersey |
| 18 | John Kelly | 38 | Head | Accountant | New Jersey |
| 19 | Catherine Kelly | 36 | Wife | — | New Jersey |
| 20 | Anna Kelly | 46 | Head | Clerk | New Jersey |
| 21 | Benjamin Mccarton | 38 | Head | Manager | New York |
| 22 | Silvia Mccarton | 34 | Wife | — | New York |
| 23 | Michael Preston | 38 | Head | Manager | New Jersey |
| 24 | — | None | — | — | — |
| 25 | Mabel Mckenna | 56 | Head | — | New Jersey |
| 26 | James Mckenna THIS PERSON | 30 | Son | Teacher | New Jersey |
| 27 | Daniel Keegan | 29 | Head | Guard | New Jersey |
| 28 | Catherine Keegan | 28 | Wife | — | New Jersey |
| 29 | Sigfried Osiewicz | 28 | Head | Clerk | New Jersey |
| 30 | Viola Osiewicz | 23 | Wife | Clerk | New Jersey |
| 31 | Nicholas Macway | 31 | Head | Main-Man | New Jersey |
| 32 | Emily Macway | 30 | Wife | — | New Jersey |
| 33 | Alfred Herche | 36 | Head | Traffic Clerk | New Jersey |
| 34 | Marjorie Herche | 34 | Wife | — | New Jersey |
| 35 | Marjorie Herche | 5 | Daughter | — | New Jersey |
| 36 | Alfred Jr Herche | 2 | Son | — | New Jersey |
| 37 | Edward Jordan | 56 | Head | Chauffeur | New Jersey |
| 38 | Elsie Jordan | 48 | Wife | — | New Jersey |
| 39 | Rita Connery | 25 | Daughter | Waitress | New Jersey |
| 40 | John Connery | 21 | Step-son | Mach. Helper | New Jersey |
Pedigree Summary
James
Gen 1 · 5 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)