JC
James Cavanaugh — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Kings, New York
Our Model Tree links this James Cavanaugh across the 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 12-person household.
Age 8
b. ~1922
Male
Son
Born: New York
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Kings, New York |
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Brooklyn Borough |
| Est. Birth Year | ~1922 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Peter Cavanaugh | Son | — | 4 | ~1926 |
| James Cavanaugh | Son | — | 8 | ~1922 |
| Joseph Cavanaugh | Son | — | 15 | ~1915 |
| Mary Cavanaugh | Daughter | — | 17 | ~1913 |
| John Cavanaugh | Son | — | 7 | ~1923 |
| Helen Cavanaugh | Daughter | — | 11 | ~1919 |
| Catherine Cavanaugh | Daughter | — | 13 | ~1917 |
| James Cavanaugh | Head | — | 44 | ~1886 |
| Robert Cavanaugh | Son | — | ~1930 | |
| Robert Cavanaugh | Son | — | 5 | ~1925 |
| Rita Cavanaugh | Daughter | — | 6 | ~1924 |
| John Cavanaugh | Son | — | 2 | ~1928 |
Census Appearances
1930
Kings, New …
Son, age 8
Kings, New York · implied b. ~1922 — 12 household members
| Surname | Cavanaugh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 20
Kings-County, New York · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanagh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | order clerk |
| Industry | druggist |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1040 |
| Highest Grade | H 3 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 · 1930 · age 8 · b. ~1922 · New York
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Sibling
Helen Cavanaugh
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cavanaugh
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Cavanaugh
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Cavanaugh
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cavanaugh
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Cavanaugh
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Cavanaugh
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Cavanaugh
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Cavanaugh
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cavanaugh
Sibling · 1930 · age
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
1930 US Federal Census — Kings, New York
Open full size
1930 US Federal Census — Kings, New York
Page Contents
38 people indexed on this census page (ia:1930:newyorkcensus00reel1501:0711)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lyman Medina | 17 | Son | — | New York |
| 2 | John Medina | 15 | Son | — | New York |
| 11 | Ada Hayes | 56 | Head | Sweeper | New York |
| 12 | Robert Seaman | 33 | Head | Laborer | New York |
| 13 | Catherine Stout | 41 | Head | None | New York |
| 14 | John Stout | 21 | Son | None | New York |
| 15 | Catherine Stout | 15 | Daughter | None | New York |
| 16 | Timothy Stout | 11 | Son | None | New York |
| 17 | Arthur Stout | 9 | Son | None | New York |
| 18 | Joseph Larkin | 38 | Head | None | New York |
| 19 | James Stout | 24 | Head | Laborer | New York |
| 20 | Doris Stout | 16 | Wife | None | New York |
| 21 | John Stout | 70 | Father-in-law | None | New York |
| 22 | Carrie Stout | 63 | Mother-in-law | None | New York |
| 23 | George Sack | 38 | Head | Printer | New York |
| 24 | Elizabeth Sack | 36 | Wife | None | New York |
| 25 | Catherine Sack | 11 | Daughter | None | New York |
| 26 | James Cavanaugh | 44 | Head | None | New York |
| 27 | Mary Cavanaugh | 17 | Daughter | None | New York |
| 28 | Joseph Cavanaugh | 15 | Son | None | New York |
| 29 | Catherine Cavanaugh | 13 | Daughter | None | New York |
| 30 | Helen Cavanaugh | 11 | Daughter | None | New York |
| 31 | James Cavanaugh THIS PERSON | 8 | Son | None | New York |
| 32 | Rita Cavanaugh | 6 | Daughter | None | New York |
| 33 | Peter Cavanaugh | 4 | Son | None | New York |
| 34 | John Cavanaugh | 2 | Son | None | New York |
| 35 | Robert Cavanaugh | 0 | Son | None | New York |
| 40 | John Cavanaugh | 7 | Son | None | New York |
| 41 | Robert Cavanaugh | 5 | Son | None | New York |
| 42 | George Bryer | 48 | Head | Produce Mer. | England |
| 43 | Annie Bryer | 40 | Wife | None | New York |
| 44 | Lawrence Bryer | 23 | Son | Chauffeur | New York |
| 45 | Joseph Bryer | 10 | Son | None | New York |
| 46 | George Bryer | 5 | Son | None | New York |
| 47 | Andrew Bryer | 3 | Son | None | New York |
| 48 | Hugh Downes | 38 | Brother-in-law | Driver | New York |
| 49 | John Lyons | 21 | Nephew | None | New York |
| 50 | Mary Mcmahon | 47 | Head | None | New York |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)