WC
Walter Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Calumet-County, Wisconsin
Our Model Tree links this Walter Campbell across the 1920, 1930 and 1940 US Censuses in Calumet-County, Wisconsin (XGBoost, ~Confirmed), with identified parents James — first a head (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Calumet-County, Wisconsin |
| Surname | Campbell |
| Given Name | Walter |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Chilton Town |
| 1935 Residence (County) | Calumet |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farmer |
| Township / Ward | Chilton Town |
| Est. Birth Year | ~1888 |
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 Walter | Age | Birth yr |
|---|---|---|---|---|
| Walter Campbell | Head | — | 52 | ~1888 |
| Marie Campbell | Daughter | — | 18 | ~1922 |
| Isabell Campbell | Spouse | — | 46 | ~1894 |
| Arthur Campbell | Son | — | 19 | ~1921 |
Census Appearances
1920
Calumet, Wisconsin
Son, age 32
Calumet, Wisconsin · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Calumet, Wisconsin
Head, age 41
Calumet, Wisconsin · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Walter |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 32 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Farmer |
| Industry | Dairy Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Calumet-County, Wisconsin
Head, age 52
Calumet-County, Wisconsin · implied b. ~1888 — 4 household members
| Surname | Campbell |
| Given Name | Walter |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Chilton Town |
| 1935 Residence (County) | Calumet |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Walter Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Campbell (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Campbell
b. ~1856
Source father
● Household
· direct · ~0.92
This person
Anchor record
Walter Campbell
Head · 1940 · age 52 · b. ~1888 · 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 — Calumet-County, Wisconsin
Open full size
1940 US Federal Census — Calumet-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04463-00225)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ida Thiel | 52 | Wife | — | Wisconsin |
| 42 | Barbara Schneider | 52 | Head | Farmer | Wisconsin |
| 43 | Robert Schneider | 15 | Son | — | Wisconsin |
| 44 | Alexander Schneider | 24 | Son | Farm Laborer | Wisconsin |
| 45 | Cecelia Schneider | 22 | Daughter | — | Wisconsin |
| 46 | Leroy Schneider | 2 | Grandson | — | Wisconsin |
| 47 | John D. Pitzen | 38 | Head | Farmer | Wisconsin |
| 48 | Gertrude Pitzen | 37 | Wife | — | Wisconsin |
| 49 | Geraldine Pitzen | 10 | Daughter | — | Wisconsin |
| 50 | Donald Pitzen | 4 | Son | — | Wisconsin |
| 51 | Frank R. Bechlem | 58 | Head | Farmer | Wisconsin |
| 52 | Mary Bechlem | 45 | Wife | Farm Laborer | Wisconsin |
| 53 | Margie Bechlem | 18 | Daughter | — | Wisconsin |
| 54 | Henry Bechlem | 17 | Son | Farm Laborer | Wisconsin |
| 55 | William Bechlem | 13 | Son | — | Wisconsin |
| 56 | John Henschel | 31 | Step Son | Farm Laborer | Wisconsin |
| 57 | Sylvester Giesen | 37 | Head | Farmer | Wisconsin |
| 58 | Adeline Giesen | 33 | Wife | — | Wisconsin |
| 59 | Eugene Giesen | 10 | Son | — | Illinois |
| 60 | Sylvester Jr. Giesen | 0 | Son | — | Wisconsin |
| 61 | William Schmitz | 61 | Head | Farmer | Wisconsin |
| 62 | Mary Schmitz | 55 | Wife | — | Wisconsin |
| 63 | Veronica Schmitz | 20 | Daughter | — | Wisconsin |
| 64 | William Jr. Schmitz | 19 | Son | — | Wisconsin |
| 65 | George Schmitz | 18 | Son | — | Wisconsin |
| 66 | Theodore Ruhland | 30 | Head | Farmer | Wisconsin |
| 67 | Meta Ruhland | 28 | Wife | — | Wisconsin |
| 68 | Joseph Ruhland | 9 | Son | — | Wisconsin |
| 69 | Rosaline Ruhland | 7 | Daughter | — | Wisconsin |
| 70 | Norman Gruber | 26 | Hired Man | Farm Laborer | Wisconsin |
| 71 | Erwin Heimrl | 37 | Head | Farmer | Wisconsin |
| 72 | Marcella Heimrl | 36 | Wife | — | Wisconsin |
| 73 | Arthur Lentagel | 24 | Head | Farmer | Wisconsin |
| 74 | Lona Lentagel | 22 | Wife | — | Wisconsin |
| 75 | Arthur Jr. Lentagel | 0 | Son | — | Wisconsin |
| 76 | Lester Lentagel | 24 | Brother | Farmer | Wisconsin |
| 77 | Walter Campbell THIS PERSON | 52 | Head | Farmer | Wisconsin |
| 78 | Isabell Campbell | 46 | Wife | — | Wisconsin |
| 79 | Arthur Campbell | 19 | Son | Farm Laborer | Wisconsin |
| 80 | Marie Campbell | 18 | Daughter | — | Wisconsin |
Pedigree Summary
Walter
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
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)