JC
John Cavanaugh — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Benson, North Dakota
Our Model Tree links this John Cavanaugh across the 1930 and 1940 US Censuses in Benson, North Dakota (XGBoost, ~Confirmed) — first a son (b.~1912), then head of a 10-person household.
Age 18
b. ~1912
Male
Son
Born: North Dakota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Benson, North Dakota |
| Surname | Cavanaugh |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | American Indian |
| Age | 18 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Sioux |
| Mother's Birthplace | Sioux |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm General |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Laborer |
| Township / Ward | Mission Township |
| Est. Birth Year | ~1912 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Daniel-Ab- Cavanaugh | Son | — | 15 | ~1915 |
| Mary Cavanaugh | Other | — | 44 | ~1886 |
| Dorothy Cavanaugh | Daughter | — | 4 | ~1926 |
| John Cavanaugh | Son | — | 18 | ~1912 |
| John Cavanaugh | Head | — | 44 | ~1886 |
| Frank Cavanaugh | Son | — | 21 | ~1909 |
| Lilly Cavanaugh | Daughter | — | 9 | ~1921 |
| Arthur-Ab- Cavanaugh | Son | — | 13 | ~1917 |
| Irene Cavanaugh | Daughter | — | 11 | ~1919 |
| Maxim-Ab- Cavanaugh | Son | — | 17 | ~1913 |
Census Appearances
1930
Benson, North …
Son, age 18
Benson, North Dakota · implied b. ~1912 — 10 household members
| Surname | Cavanaugh |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | American Indian |
| Age | 18 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Sioux |
| Mother's Birthplace | Sioux |
| Occupation | Laborer |
| Industry | Farm General |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Benson-County, North …
Son, age 28
Benson-County, North Dakota · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kavanaugh |
| Given Name | John D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Mission |
| 1935 Residence (County) | Benson |
| Occupation | Laborer |
| Industry | Road building |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 30 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Cavanaugh
Son · 1930 · age 18 · b. ~1912 · North Dakota
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Sibling
Maxim-Ab- Cavanaugh
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Cavanaugh
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Cavanaugh
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur-Ab- Cavanaugh
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel-Ab- Cavanaugh
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Cavanaugh
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lilly Cavanaugh
Sibling · 1930 · age 9
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 — Benson, North Dakota
Open full size
1930 US Federal Census — Benson, North Dakota
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1731unit:0360)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alex Greywater | 25 | Step-son | Laborer | North Dakota |
| 2 | John Lawrence | 30 | Head | Laborer | North Dakota |
| 3 | Vinnie Lawrence | 30 | Wife-H | — | North Dakota |
| 4 | Ambrose Lawrence | 2 | Son | — | North Dakota |
| 5 | Almerita Lawrence | 0 | Daughter | — | North Dakota |
| 6 | Edward B. Millenke | 45 | Head | Farmer | Germany |
| 7 | Lena A. Millenke | 45 | Wife-H | — | Indiana |
| 8 | Bob Farrel | 25 | Laborer | Laborer | Minnesota |
| 9 | Rupert Dunn | 53 | Head | Farmer | North Dakota |
| 10 | Veronica Dunn | 10 | Daughter | — | North Dakota |
| 11 | Joseph B. Johnes | 27 | Son-in-law | Laborer | North Dakota |
| 12 | Theresa A. Johnes | 21 | Daughter | — | North Dakota |
| 13 | Stella Johnes | 3 | Granddaughter | — | North Dakota |
| 14 | Benjamin Mallard | 37 | Head | Farmer | North Dakota |
| 15 | Louisa W. Mallard | 26 | Wife-H | — | North Dakota |
| 16 | Raymond-Ab- Mallard | 14 | Son | — | North Dakota |
| 17 | Sebastian-Ab- Mallard | 12 | Son | — | North Dakota |
| 18 | Benedict Mallard | 10 | Son | — | North Dakota |
| 19 | Lucy Mallard | 1 | Daughter | — | North Dakota |
| 20 | John Snake | 68 | Head | — | Montana |
| 21 | Sarah Snake | 70 | Wife-H | — | Montana |
| 22 | John Jetzkanyun | 72 | Head-H | — | Montana |
| 23 | Fred A. Jelly | 36 | Head | Farmer | North Dakota |
| 24 | Lizzie A. Jelly | 29 | Wife-H | — | North Dakota |
| 25 | Cecelia A.-Ab- Jelly | 9 | Daughter | — | North Dakota |
| 26 | Sarah A.-Ab- Jelly | 6 | Daughter | — | North Dakota |
| 27 | Evelyn Jelly | 5 | Daughter | — | North Dakota |
| 28 | Raymond O. Jelly | 3 | Son | — | North Dakota |
| 29 | Agnes T. Jelly | 1 | Daughter | — | North Dakota |
| 30 | August Hasse | 52 | Head | Farmer | Danzig Germany |
| 31 | George Rennie | 49 | Laborer | Laborer | Scotland |
| 32 | Paul Hasse | 54 | Brother | Laborer | Danzig Germany |
| 33 | John J. Cavanaugh | 44 | Head | Farmer | North Dakota |
| 34 | Mary G. Cavanaugh | 44 | Wife-H | — | Canada-French |
| 35 | Frank Cavanaugh | 21 | Son | Laborer | North Dakota |
| 36 | John B. Cavanaugh THIS PERSON | 18 | Son | Laborer | North Dakota |
| 37 | Maxim-Ab- Cavanaugh | 17 | Son | — | North Dakota |
| 38 | Daniel-Ab- Cavanaugh | 15 | Son | — | North Dakota |
| 39 | Arthur-Ab- Cavanaugh | 13 | Son | — | North Dakota |
| 40 | Irene R.-Ab- Cavanaugh | 11 | Daughter | — | North Dakota |
| 41 | Lilly G.-Ab- Cavanaugh | 9 | Daughter | — | North Dakota |
| 42 | Dorothy A. Cavanaugh | 4 | Daughter | — | North Dakota |
| 43 | George F. Head | 34 | Head | Laborer | South Dakota |
| 44 | Philomene Head | 47 | Wife-H | — | North Dakota |
| 45 | Esther V. Head | 24 | Daughter | — | North Dakota |
| 46 | Cordelia M. Head | 20 | Daughter | — | North Dakota |
| 47 | Peter J. Gourd | 24 | Step-son | Laborer | North Dakota |
| 48 | Harold-Ab- Gourd | 14 | Step-son | — | North Dakota |
| 49 | Mary-Ab- Gourd | 12 | Step-daughter | — | North Dakota |
| 50 | Vern-Ab- Crawford | 1 | Grandchild | — | South Dakota |
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)