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Clarence Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clermont-County, Ohio
Our Model Tree links this Clarence Campbell across the 1930 and 1940 US Censuses in Clermont-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1905), then head of a 8-person household.
Age 35
b. ~1905
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clermont-County, Ohio |
| Surname | Campbell |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Clermont Ohio |
| Additional Details | |
| Occupation | welder |
| Industry | auto Industry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1760 |
| Highest Grade | 5 |
| 1935 Residence | Ohio |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Welder |
| Township / Ward | Union Township |
| Est. Birth Year | ~1905 |
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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Carol Campbell | Daughter | — | 1 | ~1939 |
| Verna Campbell | Son | — | 10 | ~1930 |
| Verna Campbell | Daughter | — | 12 | ~1928 |
| Louisa Campbell | Daughter | — | 8 | ~1932 |
| Clyde Campbell | Son | — | 14 | ~1926 |
| Clarence Campbell | Head | — | 35 | ~1905 |
| Bertie Campbell | Spouse | — | 40 | ~1900 |
| Juanita Campbell | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Hamilton, Ohio
Son, age 24
Hamilton, Ohio · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 17 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Railroader |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Clermont-County, Ohio
Head, age 35
Clermont-County, Ohio · implied b. ~1905 — 8 household members
| Surname | Campbell |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Clermont Ohio |
| Occupation | welder |
| Industry | auto Industry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1760 |
| Highest Grade | 5 |
| 1935 Residence | Ohio |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Clarence Campbell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Clarence Campbell
Head · 1940 · age 35 · b. ~1905 · Ohio
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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 — Clermont-County, Ohio
Open full size
1940 US Federal Census — Clermont-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03041-00747)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Weld | 66 | Head | — | Austria Hungary |
| 42 | Louis Weld | 33 | Son | Moulder | Austria Hungary |
| 43 | Ethel Weld | 32 | Daughter in law | Soldering | Austria Hungary |
| 44 | Louis Weld | 11 | Grandson | — | Ohio |
| 45 | Eugene Weld | 10 | Grandson | — | Ohio |
| 46 | Katherine Graber | 58 | Head | — | Austria Hungary |
| 47 | Joseph Graber | 56 | Head | Grinder | Austria Hungary |
| 48 | Clarence Campbell THIS PERSON | 35 | Head | Welder | Kentucky |
| 49 | Bertie A Campbell | 40 | Wife | — | Kentucky |
| 50 | Clyde Campbell | 14 | Son | — | Ohio |
| 51 | Verna Mary Campbell | 12 | Daughter | — | Ohio |
| 52 | Verna E Campbell | 10 | Son | — | Ohio |
| 53 | Louisa Campbell | 8 | Daughter | — | Indiana |
| 54 | Juanita Campbell | 6 | Daughter | — | Indiana |
| 55 | Carol Jean Campbell | 1 | Daughter | — | Ohio |
| 56 | William Burton | 55 | Head | Farm Laborer | Indiana |
| 57 | Fanny Burton | 49 | Sister | House Worker | Ohio |
| 58 | Carol Bennett | 55 | Head | Farmer | Ohio |
| 59 | Lucy Bennett | 29 | Wife | Farmer | Ohio |
| 60 | Adolf Hecktor | 51 | Head | Farmer | Austria Hungary |
| 61 | Katherine Hecktor | 50 | Wife | — | Austria Hungary |
| 62 | Frank Hecktor | 17 | Son | — | Ohio |
| 63 | Peter Hecktor | 72 | Father | — | Austria Hungary |
| 64 | Adam Lang | 53 | Head | Crane Operator | Germany |
| 65 | Lena Lang | 52 | Wife | — | Germany |
| 66 | Anthony Lang | 25 | Son | Laborer | Ohio |
| 67 | Michael Lang | 21 | Son | Helper | Ohio |
| 68 | Mathew Lang | 19 | Son | New Worker | Ohio |
| 69 | Joseph Lang | 30 | Head | Machinist | Ohio |
| 70 | Bertha Lang | 24 | Wife | — | Ohio |
| 71 | Adam Lang | 29 | Brother | Machinist | Ohio |
| 72 | Helen B Lang | 21 | Sister in law | — | Ohio |
| 73 | Patsy Anne Lang | 1 | Niece | — | Ohio |
| 74 | Peter Hecktor | 27 | Head | Machinist | Ohio |
| 75 | Rose Hecktor | 24 | Wife | — | Ohio |
| 76 | Peter Hecktor | 5 | Son | — | Ohio |
| 77 | Joseph Hecktor | 29 | Head | Machinist | Ohio |
| 78 | Florence Hecktor | 29 | Wife | — | Ohio |
| 79 | Adolph Hecktor | 5 | Son | — | Ohio |
| 80 | Betty Hecktor | 3 | Daughter | — | Ohio |
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)