EC
Earl Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dearborn-County, Indiana
Our Model Tree links this Earl Campbell across the 1930 and 1940 US Censuses in Dearborn-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dearborn-County, Indiana |
| Surname | Campbell |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Harrison Township |
| 1935 Residence (County) | Dearborn |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 26 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Laborer |
| Township / Ward | Harrison Township |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Thomas Vaught | Other | — | 19 | ~1921 |
| John Campbell | Son | — | 27 | ~1913 |
| Maude Campbell | Daughter | — | 24 | ~1916 |
| Margie Campbell | Daughter | — | 10 | ~1930 |
| Earl Campbell | Son | — | 18 | ~1922 |
| Nancy Campbell | Spouse | — | 47 | ~1893 |
| Elizabeth Wells | Other | — | 82 | ~1858 |
| Joseph Campbell | Head | — | 53 | ~1887 |
Census Appearances
1930
Dearborn, Indiana
Son, age 8
Dearborn, Indiana · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Earl J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Dearborn-County, Indiana
Son, age 18
Dearborn-County, Indiana · implied b. ~1922 — 8 household members
| Surname | Campbell |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Harrison Township |
| 1935 Residence (County) | Dearborn |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 26 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Earl Campbell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Earl Campbell
Son · 1940 · age 18 · b. ~1922 · Indiana
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Sibling
John Campbell
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maude Campbell
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margie Campbell
Sibling · 1940 · age 10
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 — Dearborn-County, Indiana
Open full size
1940 US Federal Census — Dearborn-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01035-00230)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph Ellis | 52 | Head | Farmer | Kentucky |
| 42 | Hazel Ellis | 46 | Wife | — | Ohio |
| 43 | Virginia Ellis | 22 | Daughter | Dyeout | Kentucky |
| 44 | Walter Ellis | 15 | Son | — | Ohio |
| 45 | Ethel Ellis | 11 | Daughter | — | Ohio |
| 46 | Edith Ellis | 8 | Daughter | — | Ohio |
| 47 | Thurman Cosgrove | 40 | Hired man | Farming | Virginia |
| 48 | Haly David Hae-Hoyle | 74 | Head | — | Ohio |
| 49 | Jennie Haas | 54 | Head | — | Indiana |
| 50 | Charles Wideman | 34 | Son in law | Cement Worker | Indiana |
| 51 | Pearl Wideman | 31 | Daughter | — | Indiana |
| 52 | Caroline Brunner | 73 | Aunt | — | Indiana |
| 53 | Violet Mae Brunner | 6 | Daughter | — | Indiana |
| 54 | Mack Lewis | 37 | Head | Pipe Fitter | North Carolina |
| 55 | Bessie Lewis | 36 | Wife | — | Louisiana |
| 56 | Dortha Lewis | 13 | Daughter | — | Indiana |
| 57 | Raymond Lewis | 12 | Son | — | Indiana |
| 58 | George Snow | 22 | Hired man | Laborer | Ohio |
| 59 | Evelyn Snow | 20 | Hired boy's wife | — | Kentucky |
| 60 | Alice Smith | 77 | Mother | — | North Carolina |
| 61 | Joseph Campbell | 53 | Head | Farming | Kentucky |
| 62 | Nancy Campbell | 47 | Wife | — | Kentucky |
| 63 | John Henry Campbell | 27 | Son | Laborer | Kentucky |
| 64 | Maude Campbell | 24 | Daughter | Finisher | Ohio |
| 65 | Earl Campbell THIS PERSON | 18 | Son | Laborer | Indiana |
| 66 | Margie Campbell | 10 | Daughter | — | Indiana |
| 67 | Elizabeth Wells | 82 | Mother in law | — | Kentucky |
| 68 | Thomas Vaught | 19 | Hired help | Farming | Ohio |
| 69 | Earl Vick | 49 | Head | Farming | Indiana |
| 70 | Louella Vick | 47 | Wife | — | Ohio |
| 71 | Richard J Vick | 22 | Son | Laborer | Indiana |
| 72 | Helen Vick | 18 | Daughter | Repairer | Indiana |
| 73 | Harlan Vick | 15 | Son | Laborer | Indiana |
| 74 | Charlotte J Vick | 13 | Daughter | — | Indiana |
| 75 | Martha Yeager | 16 | Niece | — | Ohio |
| 76 | Everett Vankirk | 49 | Head | Laborer | Indiana |
| 77 | John Vankirk | 27 | Son | Laborer | Indiana |
| 78 | Carmel H. Bodkin | 45 | Head | Laborer | Kentucky |
| 79 | Eleanor Bodkin | 27 | Wife | Bottling | Illinois |
| 80 | Fay Bodkin | 8 | Daughter | — | Indiana |
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)