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James Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Walworth-County, Wisconsin
Our Model Tree links this James Campbell across the 1920, 1930 and 1940 US Censuses in Walworth-County, Wisconsin (XGBoost, ~Confirmed) — first a head (b.~1869), then head of a 3-person household.
Age 71
b. ~1869
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Walworth-County, Wisconsin |
| Surname | Campbell |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Walworth |
| 1935 Residence (County) | Walworth |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 65 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farmer |
| Township / Ward | Walworth |
| Est. Birth Year | ~1869 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mabel Campbell | Daughter | — | 24 | ~1916 |
| James Campbell | Head | — | 71 | ~1869 |
| Josephine Campbell | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Walworth, Wisconsin
Head, age 50
Walworth, Wisconsin · implied b. ~1870 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Industry | Own Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Walworth, Wisconsin
Head, age 60
Walworth, Wisconsin · implied b. ~1870 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 44 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Occupation | farmer |
| Industry | truck farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | 80 |
| Veteran | 14 |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Walworth-County, Wisconsin
Head, age 71
Walworth-County, Wisconsin · implied b. ~1869 — 3 household members
| Surname | Campbell |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Walworth |
| 1935 Residence (County) | Walworth |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 65 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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.
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This person
Anchor record
James Campbell
Head · 1940 · age 71 · b. ~1869 · Wisconsin
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Walworth-County, Wisconsin
Open full size
1940 US Federal Census — Walworth-County, Wisconsin
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04531-01054)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Donald S Saloof | Saloff | 29 | Head | Painting | Wisconsin |
| 42 | Saloof | Saloff | None | — | — | — |
| 43 | Gertrude Roe | 61 | Head | — | Norway |
| 44 | Asa Gangerfield | Dangerfield | 55 | Head | Laborer | Wisconsin |
| 45 | Eva Gangerfield | Dangerfield | 52 | Wife | — | Wisconsin |
| 46 | Mae Gangerfield | Dangerfield | 33 | Daughter | Maid | Wisconsin |
| 47 | Eugene Gangerfield | Dangerfield | 21 | Son | Laborer | Wisconsin |
| 48 | Priscilla Gangerfield | Dangerfield | 18 | Daughter | Maid | Wisconsin |
| 49 | Clarence E La Fiore | La Pierre | 58 | Head | Farmer | Wisconsin |
| 50 | Laura R La Fiore | La Pierre | 56 | Wife | — | Wisconsin |
| 51 | Joyce Mae La Fiore | La Pierre | 12 | Daughter | — | Wisconsin |
| 52 | Leslie Davis | 36 | Hired Hand | Farm Laborer | Wisconsin |
| 53 | Gilman H Harden | 52 | Head | Farmer | Iowa |
| 54 | Martha M Harden | 54 | Wife | — | Wisconsin |
| 55 | James Campbell THIS PERSON | 71 | Head | Farmer | Wisconsin |
| 56 | Josephine Campbell | 46 | Wife | — | Wisconsin |
| 57 | Mabel Campbell | 24 | Daughter | School Teacher | Wisconsin |
| 58 | William H S Kauer | 36 | Head | Farmer | Wisconsin |
| 59 | Helen Kauer | 36 | Wife | — | Wisconsin |
| 60 | Jean Ellen Kauer | 8 | Daughter | — | Wisconsin |
| 61 | Willis Kauer | 5 | Son | — | Wisconsin |
| 62 | Carol Kauer | 2 | Daughter | — | Wisconsin |
| 63 | — | None | — | — | — |
| 64 | Henry Ellis | 65 | Head | Farmer | Illinois |
| 65 | Jennie Ellis | 64 | Wife | — | Illinois |
| 66 | William Hessenauer | 27 | Head | General Work | Wisconsin |
| 67 | Ione Hessenauer | 27 | Wife | — | Iowa |
| 68 | William Hessenauer | 3 | Son | — | Illinois |
| 69 | Sandra Hessenauer | 0 | Daughter | — | Wisconsin |
| 70 | Edward S Phelps | 64 | Head | Farmer | Wisconsin |
| 71 | Helma Phelps | 47 | Wife | — | Sweden |
| 72 | La Mont E Robbins | 59 | Head | Farmer | Minnesota |
| 73 | Alma Robbins | 58 | Wife | — | Wisconsin |
| 74 | Ruth Robbins | 19 | Daughter | Housework | Wisconsin |
| 75 | Lawrence Robbins | 18 | Son | Truck Driver | Wisconsin |
| 76 | John Blaine | 80 | Lodger | — | New York |
| 77 | Elsie Johnson | 70 | Head | Proprietor | Sweden |
| 78 | Jennie Howe | 29 | Daughter | General Work | Illinois |
| 79 | Elsie Mae Howe | 11 | Daughter | — | Illinois |
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)