JC
James Cavanaugh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this James Cavanaugh across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 11-person household.
Age 24
b. ~1916
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Cavanaugh |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Laborer |
| Industry | Soap Manufact. |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 488 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Laborer |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1916 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Cavanaugh | Son | — | 24 | ~1916 |
| Edward Cavanaugh | Son | — | 15 | ~1925 |
| Michael Cavanaugh | Other | — | 52 | ~1888 |
| Josephine Cavanaugh | Daughter | — | 22 | ~1918 |
| John Cavanaugh | Son | — | 8 | ~1932 |
| Joan Cavanaugh | Daughter | — | 2 | ~1938 |
| Catherine Cavanaugh | Spouse | — | 45 | ~1895 |
| Mary Cavanaugh | Daughter | — | 20 | ~1920 |
| James Cavanaugh | Head | — | 54 | ~1886 |
| Anna Cavanaugh | Daughter | — | 18 | ~1922 |
| Joseph Cavanaugh | Son | — | 16 | ~1924 |
Census Appearances
1930
Hudson, New …
Son, age 14
Hudson, New Jersey · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanagh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 24
Hudson-County, New Jersey · implied b. ~1916 — 11 household members
| Surname | Cavanaugh |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Laborer |
| Industry | Soap Manufact. |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 488 |
| Highest Grade | No 8 |
| 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 Cavanaugh across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Cavanaugh
Son · 1940 · age 24 · b. ~1916 · New Jersey
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Sibling
Joan Cavanaugh
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Cavanaugh
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Cavanaugh
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Cavanaugh
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Cavanaugh
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cavanaugh
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Cavanaugh
Sibling · 1940 · age 8
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-t0627-02404-00656)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Cavanaugh | 54 | Head | Porter | Ireland |
| 42 | Catherine Cavanaugh | 45 | Wife | — | Poland |
| 43 | James Jr. Cavanaugh THIS PERSON | 24 | Son | Laborer | New Jersey |
| 44 | Josephine Cavanaugh | 22 | Daughter | Stock Clerk | New Jersey |
| 45 | Mary Cavanaugh | 20 | Daughter | Waitress | New Jersey |
| 46 | Anna Cavanaugh | 18 | Daughter | Trimmer | New Jersey |
| 47 | Joseph Cavanaugh | 16 | Son | — | New Jersey |
| 48 | Edward Cavanaugh | 15 | Son | — | New Jersey |
| 49 | John Cavanaugh | 8 | Son | — | New Jersey |
| 50 | Joan Cavanaugh | 2 | Daughter | — | New Jersey |
| 51 | Michael Cavanaugh | 52 | Lodger | Porter | New Jersey |
| 52 | Rosario Pagnano | 46 | Head | Laborer | Italy |
| 53 | Antonette Pagnano | 37 | Wife | — | Italy |
| 54 | Grace Pagnano | 18 | Daughter | Machine Operator | New Jersey |
| 55 | Vito Pagnano | 13 | Son | — | New Jersey |
| 56 | Anthony Pagnano | 10 | Son | — | New Jersey |
| 57 | Salvatore Pagnano | 9 | Son | — | New Jersey |
| 58 | Raymond Mccarthy | 48 | Head | Licensed Undertaker | New York |
| 59 | Rose Mccarthy | 46 | Wife | — | New York |
| 60 | John Mccarthy | 12 | Son | — | New York |
| 61 | Ignatius Zolnowski | 48 | Head | Watchman | Poland |
| 62 | Felix Zolnowski | 34 | Wife | — | New Jersey |
| 63 | Edmond Zolnowski | 16 | Son | — | New Jersey |
| 64 | Anna Zolnowski | 14 | Daughter | — | New Jersey |
| 65 | Stella Dombrowski | 12 | Daughter | — | New Jersey |
| 66 | Felix Zolnowski | 9 | Son | — | New Jersey |
| 67 | Helen Zolnowski | 5 | Daughter | — | New Jersey |
| 68 | Donald Schenck | 24 | Head | Salesman | New Jersey |
| 69 | Evelyn Schenck | 23 | Wife | — | New Jersey |
| 70 | Donald Schenck | 1 | Son | — | New Jersey |
| 71 | Catherine Morrissey | 48 | Head | — | Ireland |
| 72 | Thomas Morrissey | 25 | Son | Salesman | New Jersey |
| 73 | James Morrissey | 23 | Son | Laborer | New Jersey |
| 74 | William Morrissey | 22 | Son | Chauffeur | New Jersey |
| 75 | John Morrissey | 18 | Son | — | New Jersey |
| 76 | Edward Morrissey | 16 | Son | — | New Jersey |
| 77 | Charles Morrissey | 15 | Son | — | New Jersey |
| 78 | John Healy | 44 | Head | Checker | Ireland |
| 79 | Mary Healy | 45 | Wife | — | Ireland |
| 80 | Mary Healy | 16 | Daughter | — | New Jersey |
Related Census Records
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)