JC
John Cavanaugh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this John Cavanaugh across the 1920, 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 5-person household.
Age 54
b. ~1886
Male
Head
Born: Rhode Island
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Cavanaugh |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Holyoke |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Occupation | Tire Maker |
| Industry | Tire Factory |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1400 |
| Highest Grade | No 8 |
| 1935 Residence | Mass. |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Tire Maker |
| Township / Ward | Holyoke |
| Est. Birth Year | ~1886 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Arthur Cavanaugh | Son | — | 26 | ~1914 |
| Thomas Cavanaugh | Son | — | 27 | ~1913 |
| John Cavanaugh | Head | — | 54 | ~1886 |
| Howard Cavanaugh | Son | — | 28 | ~1912 |
| Frieda Cavanaugh | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Hampden, Massachusetts
Head, age 33
Hampden, Massachusetts · implied b. ~1887 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Tire maker |
| Industry | Rubber Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1930
Hampden, Massachusetts
Head, age 44
Hampden, Massachusetts · implied b. ~1886 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanaugh |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Naturalization Status | Alien |
| Year of Immigration | 1901 |
| Age at First Marriage | 22 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Rubber worker |
| Industry | Tire Manufacturing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Hampden-County, Massachusetts
Head, age 54
Hampden-County, Massachusetts · implied b. ~1886 — 5 household members
| Surname | Cavanaugh |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Holyoke |
| 1935 Residence (County) | Hampden |
| Occupation | Tire Maker |
| Industry | Tire Factory |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1400 |
| Highest Grade | No 8 |
| 1935 Residence | Mass. |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 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
John Cavanaugh
Head · 1940 · age 54 · b. ~1886 · Massachusetts
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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 — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01595-00502)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John J. Cavanaugh THIS PERSON | 54 | Head | Tire Maker | Rhode Island |
| 42 | Frieda Cavanaugh | 48 | Wife | — | Germany |
| 43 | Howard Cavanaugh | 28 | Son | Janitor | Mass. |
| 44 | Thomas Cavanaugh | 27 | Son | Washer | Mass. |
| 45 | Arthur Cavanaugh | 26 | Son | Seaman | Mass. |
| 46 | Cornelius Halpin | 68 | Head | Beater Engineer | Irish Free State |
| 47 | Johanna Halpin | 67 | Wife | — | Irish Free State |
| 48 | Mary E. Mccarthy | 80 | Wife | — | Mass. |
| 49 | Charles Mccarthy | 54 | Son | Teamster | Mass. |
| 50 | Malachi Mccarthy | 57 | Son | Engineer | Mass. |
| 51 | Julia Mccarthy | 50 | Daughter | — | Mass. |
| 52 | Grace Mccarthy | 19 | Grand daughter | — | Mass. |
| 53 | Hazel Mccarthy | 17 | Grand daughter | — | Mass. |
| 54 | Mary Basil | 44 | Daughter | Seamstress | Mass. |
| 55 | Leonard Basil | 18 | Son | New Worker | Mass. |
| 56 | William Mccarthy | 54 | Son | Truck Driver | Mass. |
| 57 | Michael Leonard | 47 | Nephew | Salesman | Mass. |
| 58 | Mary Morse | 66 | Wife | — | Russia |
| 59 | Ruth Morse | 32 | Daughter | Stenographer | Mass. |
| 60 | Elizabeth Harris | 58 | Lodger | Housekeeper | England |
| 61 | Frances Hunter | 41 | Wife | — | Mass. |
| 62 | George Hunter | 14 | Son | — | Mass. |
| 63 | Allen Hunter | 10 | Son | — | Mass. |
| 64 | John Gleason | 55 | Brother-in-law | Foreman | Mass. |
| 65 | Julia Gleason | 54 | Sister | — | New York |
| 66 | Bertha Brobach | 69 | Wife | Manager | Germany |
| 67 | Rosa Brobach | 44 | Daughter | Secretary | Mass. |
| 68 | Albert Brobach | 42 | Son | Furrier | Mass. |
| 69 | Robert Brobach | 16 | Son | — | Mass. |
| 70 | June Brobach | 15 | Daughter | — | Mass. |
| 71 | Albert, Jr. Brobach | 14 | Son | — | Mass. |
| 72 | Mary Cleveland | 75 | Wife | — | Mass. |
| 73 | Mabel Rood | 61 | Lodger | Housekeeper | Conn. |
| 74 | August Mielke | 83 | Head | Gardner | Germany |
| 75 | John Mielke | 37 | Son | Laborer | Mass. |
| 76 | Minnie Mielke | 56 | Daughter | — | Mass. |
| 77 | Gustave Dembinske | 40 | Head | Machinist | Mass. |
| 78 | Ruth Dembinske | 40 | Wife | — | Mass. |
| 79 | Ruth Doris Shaw | 17 | Daughter | Usher | Mass. |
| 80 | Matilda Bridges | 73 | Wife | — | Canada English |
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)