JC
James Cavanaugh — 1940 US Census Record
Model Tree available1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this James Cavanaugh across the 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed), with identified parents Dennis & John — first a son (b.~1910), then head of a 6-person household.
Age 30
b. ~1910
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Roselle Park Borough |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | salesman |
| Industry | automobile |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 671 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Salesman |
| Township / Ward | Roselle Park Borough |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Louis Kermeyer | Other | — | 35 | ~1905 |
| Marie Cavanaugh | Spouse | — | 60 | ~1880 |
| Martha Kermeyer | Daughter | — | 28 | ~1912 |
| John Cavanaugh | Head | — | 60 | ~1880 |
| John Kermeyer | Other | — | 3 | ~1937 |
| James Cavanaugh | Son | — | 30 | ~1910 |
Census Appearances
1920
Union, New …
Son, age 9
Union, New Jersey · implied b. ~1911 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanagh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Union, New …
Son, age 19
Union, New Jersey · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Attendant |
| Industry | Butcher Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Union-County, New …
Son, age 30
Union-County, New Jersey · implied b. ~1910 — 6 household members
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Roselle Park Borough |
| 1935 Residence (County) | Union |
| Occupation | salesman |
| Industry | automobile |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 671 |
| Highest Grade | No 8 |
| 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 Cavanaugh across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Dennis Tearall (~0.92 confidence) and father John Cavanaugh (~0.92 confidence) and father Thomas Cavanagh (~0.92 confidence) and mother Marie Cavanaugh (~0.92 confidence) and mother Sadie Tearall (~0.92 confidence) and mother Sadie Cavanagh (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Dennis Tearall
b. ~1883
Source father
● Household
· direct · ~0.92
Father
John Cavanaugh
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Thomas Cavanagh
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Marie Cavanaugh
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Sadie Tearall
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Sadie Cavanagh
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Cavanaugh
Son · 1940 · age 30 · b. ~1910 · New Jersey
★ You are viewing this record
Sibling
Martha Kermeyer
Sibling · 1940 · age 28
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-t0627-02389-00033)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clarence Geehr | 53 | Head | Teacher | New York |
| 2 | Florence Geehr | 50 | Wife | — | New York |
| 3 | Donald Geehr | 17 | Son | Salesman | New York |
| 4 | Adelaide Geehr | 77 | Mother | — | New York |
| 5 | Emanuel Linnell | 54 | Head | Safety Supt | New Jersey |
| 6 | Augusta Linnell | 54 | Wife | — | New Jersey |
| 7 | Elliot Linnell | 27 | Son | Assist. Chemist | New Jersey |
| 8 | Madeline Linnell | 17 | Daughter | — | New Jersey |
| 9 | Mrs Anna Nightmore | 67 | Sister-in-law | — | New Jersey |
| 10 | Paul Keenes | 49 | Head | Accounting | Conn |
| 11 | Clara Keenes | 51 | Wife | — | New Jersey |
| 12 | Marian Keenes | 17 | Daughter | — | New Jersey |
| 13 | Robert Oldehoff | 41 | Head | Clerk | New York |
| 14 | Ethel Oldehoff | 38 | Wife | — | New Jersey |
| 15 | Robert Jr Oldehoff | 11 | Son | — | New Jersey |
| 16 | Richard Vestine | 35 | Head | Printer & Publisher | New York |
| 17 | Lydia Vestine | 29 | Wife | — | New Jersey |
| 18 | John Vestine | 4 | Son | — | New Jersey |
| 19 | Nancy Vestine | 2 | Daughter | — | New Jersey |
| 20 | Manuel Pedrosa | 51 | Head | Captain | Portugal |
| 21 | Maria Pedrosa | 63 | Wife | — | Portugal |
| 22 | Augusta Pedrosa | 25 | Daughter | — | New Jersey |
| 23 | John Cavanaugh | 60 | Head | Steamfitter | Ireland |
| 24 | Marie Cavanaugh | 60 | Wife | — | Ireland |
| 25 | James Cavanaugh THIS PERSON | 30 | Son | Salesman | New Jersey |
| 26 | Louis Kermeyer | 35 | Son-in-law | Bus. Mach. Operator | New Jersey |
| 27 | Martha Kermeyer | 28 | Daughter | — | New Jersey |
| 28 | John Kermeyer | 3 | Grandson | — | New Jersey |
| 29 | Wilson Reid | 28 | Head | Meteorologist | Virginia |
| 30 | Eleanor Reid | 25 | Wife | — | So. Carolina |
| 31 | Jane Reid | 1 | Daughter | — | Michigan |
| 32 | James Reid | 0 | Son | — | Ohio |
| 33 | Frank Fauber | 36 | Head | Auditor | Ohio |
| 34 | Helen Fauber | 35 | Wife | — | Ohio |
| 35 | Richard Fauber | 13 | Son | — | Ohio |
| 36 | Dolores Fauber | 7 | Daughter | — | Ohio |
| 37 | Helen Fauber | 5 | Daughter | — | New Jersey |
| 38 | Edward Mueller | 48 | Head | Operator | New York |
| 39 | Louise Mueller | 43 | Wife | — | New York |
| 40 | Henry Mueller | 19 | Son | — | New Jersey |
Pedigree Summary
James + 1 sibling
Gen 1 · 6 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)