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Clarence Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Putnam-County, Missouri
Our Model Tree links this Clarence Campbell across the 1930 and 1940 US Censuses in Putnam-County, Missouri (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 8-person household.
Age 43
b. ~1897
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Putnam-County, Missouri |
| Surname | Campbell |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Putnam |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 452 |
| Highest Grade | No 6 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farmer |
| Township / Ward | Liberty Township |
| Est. Birth Year | ~1897 |
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 |
|---|---|---|---|---|
| Iva Campbell | Spouse | — | 33 | ~1907 |
| James Campbell | Son | — | 2 | ~1938 |
| Robert Campbell | Son | — | 4 | ~1936 |
| Lucille Campbell | Daughter | — | 6 | ~1934 |
| Harold Campbell | Son | — | 8 | ~1932 |
| Mabel Campbell | Daughter | — | 1 | ~1939 |
| Clarence Campbell | Head | — | 43 | ~1897 |
| Marie Campbell | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Putnam, Missouri
Head, age 33
Putnam, Missouri · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 22 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Missouri |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Putnam-County, Missouri
Head, age 43
Putnam-County, Missouri · implied b. ~1897 — 8 household members
| Surname | Campbell |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Putnam |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 452 |
| Highest Grade | No 6 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 43 · b. ~1897 · Missouri
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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 — Putnam-County, Missouri
Open full size
1940 US Federal Census — Putnam-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02142-00425)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Francis Fowler | 81 | Lodger | — | Missouri |
| 2 | E. P. Crawford | 47 | Head | Farmer | Kansas |
| 3 | Vada Crawford | 40 | Wife | — | Missouri |
| 4 | Luther Crawford | 25 | Son | Farmer | Missouri |
| 5 | Eva Mitchell | 72 | Head | — | Missouri |
| 6 | Marion Boland | 50 | Son in law | Farmer | Missouri |
| 7 | Golda Boland | 49 | Daughter | — | Missouri |
| 8 | August Cassady | 44 | Head | Farmer | Missouri |
| 9 | Beatrice Cassady | 38 | Wife | — | Missouri |
| 10 | Pearl R. Cassady | 18 | Son | — | Missouri |
| 11 | Betty Ruth Cassady | 5 | Daughter | — | Missouri |
| 12 | Teddy Jr. Cassady | 1 | Son | — | Missouri |
| 13 | Clarence Campbell THIS PERSON | 43 | Head | Farmer | Missouri |
| 14 | Iva Campbell | 33 | Wife | — | Missouri |
| 15 | Marie Campbell | 10 | Daughter | — | Missouri |
| 16 | Harold Campbell | 8 | Son | — | Missouri |
| 17 | Lucille Campbell | 6 | Daughter | — | Missouri |
| 18 | Robert Campbell | 4 | Son | — | Missouri |
| 19 | James Campbell | 2 | Son | — | Missouri |
| 20 | Mabel Campbell | 1 | Daughter | — | Missouri |
| 21 | John Johnson | 52 | Head | Farmer | Missouri |
| 22 | John Johnson | 73 | Father | — | Missouri |
| 23 | Cecil Jones | 58 | Head | Farmer | Missouri |
| 24 | Sarah E. Jones | 53 | Wife | — | Missouri |
| 25 | Kenneth Jones | 26 | Son | — | Missouri |
| 26 | Wilma Jones | 19 | Daughter | — | Missouri |
| 27 | Verna Jones | 25 | Daughter | — | Missouri |
| 28 | Leta Mae Jones | 19 | Daughter | — | Missouri |
| 29 | G. S. Campbell | 74 | Head | — | Missouri |
| 30 | Maggie Campbell | 69 | Wife | — | Missouri |
| 31 | Leo Baldwin | 40 | Head | Farmer | Missouri |
| 32 | Grace Baldwin | 37 | Wife | — | Missouri |
| 33 | Howard Baldwin | 12 | Son | — | Missouri |
| 34 | Mary Baldwin | 10 | Daughter | — | Missouri |
| 35 | Louise Baldwin | 4 | Daughter | — | Missouri |
| 36 | James Jr. Baldwin | 1 | Son | — | Missouri |
| 37 | Earl Harris | 28 | Head | Farmer | Missouri |
| 38 | Beatrice Harris | 30 | Wife | — | Missouri |
| 39 | Virginia Harris | 2 | Daughter | — | Missouri |
| 40 | Clyde Campbell | 26 | Head | Farmer | Missouri |
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)