JC
James Cavanaugh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-York-County, New York
Our Model Tree links this James Cavanaugh across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 6-person household.
Age 47
b. ~1893
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | New York |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Chauffeur |
| Township / Ward | New York |
| Est. Birth Year | ~1893 |
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 |
|---|---|---|---|---|
| Madeline Cavanaugh | Daughter | — | 12 | ~1928 |
| Muriel Cavanaugh | Daughter | — | 23 | ~1917 |
| Joseph Cavanaugh | Son | — | 21 | ~1919 |
| James Cavanaugh | Son | — | 18 | ~1922 |
| Julia Cavanaugh | Spouse | — | 50 | ~1890 |
| James Cavanaugh | Head | — | 47 | ~1893 |
Census Appearances
1920
New York, …
Head, age 28
New York, New York · implied b. ~1892 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1911 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Chauffeur |
| Industry | Private |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Year of Naturalization | 1916 |
| Birthplace (normalized) | england |
1930
New York, …
Head, age 38
New York, New York · implied b. ~1892 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Chauffeur |
| Industry | Private |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
New-York-County, New …
Head, age 47
New-York-County, New York · implied b. ~1893 — 6 household members
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | New York |
| Naturalization Status | Naturalized |
| Occupation | Chauffeur |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
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.
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This person
Anchor record
James Cavanaugh
Head · 1940 · age 47 · b. ~1893 · New York
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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 — New-York-County, New York
Open full size
1940 US Federal Census — New-York-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02641-00680)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Doherty | 53 | Head | Chauffeur | Irish Free State |
| 2 | Mary Doherty | 53 | Wife | — | Irish Free State |
| 3 | Dora Doherty | 23 | Daughter | Clerk | New York |
| 4 | James Doherty | 20 | Son | — | New York |
| 5 | Ann Doherty | 14 | Daughter | — | New York |
| 6 | Margaret Buchanan | 70 | Head | — | N. Ireland |
| 7 | John Shannon | 31 | Boarder | Platform-Man | Irish Free State |
| 8 | Thomas Mcguire | 48 | Boarder | Elevator Oper. | Irish Free State |
| 9 | Michael O'Reilly | 31 | Boarder | Trainman | Irish Free State |
| 10 | Francis Sweeney | 62 | Boarder | — | Irish Free State |
| 11 | James Cavanaugh THIS PERSON | 47 | Head | Chauffeur | England |
| 12 | Julia Cavanaugh | 50 | Wife | Investigator | Irish Free State |
| 13 | Muriel Cavanaugh | 23 | Daughter | Cashier | New York |
| 14 | Joseph Cavanaugh | 21 | Son | Clerk-Shipping | New York |
| 15 | James, Jr. Cavanaugh | 18 | Son | — | New York |
| 16 | Madeline Cavanaugh | 12 | Daughter | — | New York |
| 17 | Gregory Martyne | 56 | Head | Laborer | Irish Free State |
| 18 | Nellie Martyne | 45 | Wife | — | Irish Free State |
| 19 | Gregory Martyne | 16 | Son | — | New York |
| 20 | John M. Martyne | 14 | Son | — | New York |
| 21 | Arlene Martyne | 10 | Daughter | — | New York |
| 22 | Eugene Mccarthy | 45 | Boarder | Motorman | Irish Free State |
| 23 | James Lane | 66 | Lodger | — | Irish Free State |
| 24 | Alfred Plumb | 73 | Head | — | New York |
| 25 | Edward Sullivan | 26 | Friend | Clerk | Delaware |
| 26 | John L. Garcia | 36 | Head | Baker | Puerto Rico |
| 27 | Jean Garcia | 22 | Wife | — | New York |
| 28 | Mary Smollen | 54 | Head | Dressmaker | Germany |
| 29 | Belle Smollen | 63 | Sister | Dressmaker | Germany |
| 30 | Beesie Brady | 48 | Head | — | Penn. |
| 31 | Agnes Brady | 53 | Sister | Waitress | Penn. |
| 32 | Estelle Murdock | 46 | Lodger | Cashier | New York |
| 33 | William Gannon | 70 | Lodger | — | Penn. |
| 34 | Dorothy Castello | 32 | Lodger | Practical Nurse | Mass. |
| 35 | George Mamolois | 43 | Lodger | Waiter | Greece |
| 36 | Henry W. Ohley | 63 | Head | Special Policeman | New York |
| 37 | Matilda Ohley | 62 | Wife | — | Germany |
| 38 | Heet Meyer | 61 | Roomer | Letter Carrier | Germany |
| 39 | Elizabeth Spears | 73 | Lodger | — | New York |
| 40 | Mary E. Conroy | 70 | Lodger | — | New York |
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)