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John Mckenna — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this John Mckenna across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 6-person household.
Age 62
b. ~1878
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | McKenna |
| Given Name | John J Sr |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | HASBROUCK HEIGHTS |
| 1935 Residence (County) | BERGEN |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Secretary |
| Industry | Teamsters Union |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2500 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Secretary |
| Township / Ward | Hasbrouck Heights |
| Est. Birth Year | ~1878 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Mckenna | Daughter | — | 26 | ~1914 |
| John Mckenna | Head | — | 62 | ~1878 |
| Bella Dunlap | Other | — | 76 | ~1864 |
| Charles Mckenna | Other | — | 43 | ~1897 |
| John Mckenna | Son | — | 24 | ~1916 |
| Margaret Mckenna | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Union, New …
Head, age 41
Union, New Jersey · implied b. ~1879 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKenna |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Gas Works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1911 |
| Birthplace (normalized) | ireland |
1930
Union, New …
Head, age 52
Union, New Jersey · implied b. ~1878 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKenna |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 13 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Machinist |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 33 |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Bergen-County, New …
Head, age 62
Bergen-County, New Jersey · implied b. ~1878 — 6 household members
| Surname | McKenna |
| Given Name | John J Sr |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | HASBROUCK HEIGHTS |
| 1935 Residence (County) | BERGEN |
| Naturalization Status | Naturalized |
| Occupation | Secretary |
| Industry | Teamsters Union |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2500 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 John Mckenna across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Mckenna
Head · 1940 · age 62 · b. ~1878 · New Jersey
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02309-00819)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mildred Van Dyke | 20 | Daughter | Typist | New York |
| 42 | Ralph E Baumann | 46 | Head | Bank Clerk | New York |
| 43 | Helene Baumann | 44 | Wife | — | New York |
| 44 | Olive Baumann | 24 | Daughter | Typist Secretary | New York |
| 45 | Ralph E Jr Baumann | 13 | Son | — | New Jersey |
| 46 | Edward H Fehskens | 40 | Head | Office Manager | New York |
| 47 | Margaret Fehskens | 40 | Wife | — | New York |
| 48 | Edward H Jr Fehskens | 15 | Son | — | New York |
| 49 | Robert Fehskens | 13 | Son | — | New York |
| 50 | Fred L Hedrick | 50 | Head | Ticket Seller | New York |
| 51 | Elizabeth Hedrick | 50 | Wife | — | New York |
| 52 | John J Sr Mckenna THIS PERSON | 62 | Head | Secretary | Ireland |
| 53 | Margaret Mckenna | 58 | Wife | — | New York |
| 54 | John J Jr Mckenna | 24 | Son | Service Man | New York |
| 55 | Margaret Mckenna | 26 | Daughter | Secretary & Stenog | New York |
| 56 | Charles Mckenna | 43 | Brother | Truck Chauffeur | New York |
| 57 | Bella Dunlap | 76 | Aunt | — | North Ireland |
| 59 | Tilford H Bean | 43 | Head | Mech'L Engineer | Texas |
| 60 | Elda S Bean | 36 | Wife | — | Canada |
| 61 | Richard C Bean | 11 | Son | — | New Jersey |
| 62 | Ruth E Bean | 6 | Daughter | — | New Jersey |
| 63 | Henry A Dressler | 44 | Head | Building Superintendent | New Jersey |
| 64 | Celia D Dressler | 45 | Wife | — | New Jersey |
| 65 | Joseph Dressler | 21 | Son | Chemist'S Helper | New Jersey |
| 66 | Clara Dressler | 17 | Daughter | Bookkeeper | New Jersey |
| 67 | Shirley Dressler | 5 | Daughter | — | New Jersey |
| 68 | George Lucas | 33 | Brother-in-law | Elevator Oper | New Jersey |
| 69 | James A Mccutcheon | 59 | Head | Machinist | New York |
| 70 | Anna B Mccutcheon | 55 | Wife | — | New Jersey |
| 71 | Wilbur M Mccutcheon | 25 | Son | Local Salesman | New Jersey |
| 72 | Louis K Pruden | 38 | Head | Own Business | New Jersey |
| 73 | Henrietta Pruden | 37 | Wife | — | New Jersey |
| 74 | Robert Pruden | 16 | Son | — | New Jersey |
| 75 | Elizabeth Wallner | 44 | Head | — | Hungary |
| 76 | Fred H Wallner | 50 | Head | Parlor Bell Mgr | Austria |
| 77 | Fred H Jr Wallner | 25 | Son | Accountant | Wisconsin |
| 78 | John William Wallner | 21 | Son | Purchas. Clerk | Wisconsin |
| 79 | George W Pfohl | 59 | Head | Designer Clothing | New Jersey |
| 80 | Ida M Pfohl | 59 | 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)