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James Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Monroe-County, Indiana
Our Model Tree links this James Campbell across the 1920, 1930 and 1940 US Censuses in Monroe-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 4-person household.
Age 70
b. ~1870
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Indiana |
| Surname | Campbell |
| Given Name | James H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Bloomington Twp |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Farmer |
| Industry | General |
| Class of Worker | OA |
| Hours Worked | 30 |
| Income (1939) | 452 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farmer |
| Township / Ward | Bloomington Twp |
| Est. Birth Year | ~1870 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Martha Campbell | Daughter | — | 45 | ~1895 |
| James Campbell | Head | — | 70 | ~1870 |
| James Campbell | Son | — | 34 | ~1906 |
| Ollie Campbell | Spouse | — | 68 | ~1872 |
Census Appearances
1920
Monroe, Indiana
Head, age 50
Monroe, Indiana · implied b. ~1870 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | James H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Monroe, Indiana
Head, age 60
Monroe, Indiana · implied b. ~1870 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 23 |
| Father's Birthplace | U.S. |
| Mother's Birthplace | Indiana |
| Occupation | Farmer |
| Industry | Own farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Monroe-County, Indiana
Head, age 70
Monroe-County, Indiana · implied b. ~1870 — 4 household members
| Surname | Campbell |
| Given Name | James H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Bloomington Twp |
| 1935 Residence (County) | Monroe |
| Occupation | Farmer |
| Industry | General |
| Class of Worker | OA |
| Hours Worked | 30 |
| Income (1939) | 452 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 James Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Campbell
Head · 1940 · age 70 · b. ~1870 · Indiana
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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 — Monroe-County, Indiana
Open full size
1940 US Federal Census — Monroe-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01079-00713)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jesse Dean Bailey | 8 | Daughter | — | Indiana |
| 2 | Nancy Bailey | 6 | Daughter | — | Indiana |
| 3 | Ralph Bailey | 3 | Son | — | Indiana |
| 4 | Jerry Bailey | 1 | Son | — | Indiana |
| 5 | Bettle | Bertie Sluss | 25 | Head | Laborer | Indiana |
| 6 | Leatha Sluss | 22 | Wife | — | Indiana |
| 7 | Barbara Sluss | 6 | Daughter | — | Indiana |
| 8 | James Sluss | 5 | Son | — | Indiana |
| 9 | Marilyn Sluss | 1 | Daughter | — | Indiana |
| 10 | Alonzo Struman | 39 | Head | Farmer | Indiana |
| 11 | Ada Struman | 40 | Wife | — | Indiana |
| 12 | Henrietta Struman | 14 | Daughter | — | Indiana |
| 13 | Robert Struman | 12 | Son | — | Indiana |
| 14 | Junior Struman | 8 | Son | — | Indiana |
| 15 | Charles Struman | 6 | Son | — | Indiana |
| 16 | James Struman | 4 | Son | — | Indiana |
| 17 | James Struman | 1 | Son | — | Indiana |
| 18 | Jane B Whitaker | 53 | Head | Farmer | Indiana |
| 19 | Herschel Whitaker | 25 | Son | Painter | Indiana |
| 20 | Jean Whitaker | 14 | Son | — | Indiana |
| 21 | Margo Whitaker | 12 | Daughter | — | Indiana |
| 22 | Joseph S Neal | 64 | Head | Laborer | Tennessee |
| 23 | Jackson Neal | 54 | Son | Powerman | Indiana |
| 24 | Thomas Crouch | 37 | Head | Laborer | Indiana |
| 25 | Pearl Crouch | 39 | Wife | — | Indiana |
| 26 | Tommy Jr. Crouch | 10 | Son | — | Indiana |
| 27 | Bobby Crouch | 7 | Son | — | Indiana |
| 28 | Donald Crouch | 5 | Son | — | Indiana |
| 29 | Leona M Crouch | 3 | Daughter | — | Indiana |
| 30 | James H Campbell THIS PERSON | 70 | Head | Farmer | Indiana |
| 31 | Ollie Campbell | 68 | Wife | — | Indiana |
| 32 | Martha Campbell | 45 | Daughter | — | Indiana |
| 33 | James H Jr. Campbell | 34 | Son | — | Indiana |
| 34 | William H Adams | 50 | Head | Farmer | Indiana |
| 35 | Addie B Adams | 52 | Wife | — | Indiana |
| 36 | Maggie M Adams | 20 | Daughter | New Worker | Indiana |
| 37 | William E Gilliland | 54 | Head | Farmer | Indiana |
| 38 | Florence Gilliland | 42 | Wife | — | Indiana |
| 39 | Cleo Gilliland | 15 | Son | — | Indiana |
| 40 | Darrel Gilliland | 12 | Son | — | 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)