FC
Fred Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Stearns-County, Minnesota
Our Model Tree links this Fred Campbell across the 1920, 1930 and 1940 US Censuses in Stearns-County, Minnesota (XGBoost, ~Confirmed), with identified parents Andrew & Sophia — first a son (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Stearns-County, Minnesota |
| Surname | Campbell |
| Given Name | Fred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Sauk River township |
| 1935 Residence (County) | Stearns |
| Additional Details | |
| Class of Worker | H |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Sauk River Township |
| Est. Birth Year | ~1907 |
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 Fred | Age | Birth yr |
|---|---|---|---|---|
| Andrew Campbell | Head | — | 66 | ~1874 |
| Fred Campbell | Son | — | 33 | ~1907 |
| Sophie Campbell | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Stearns, Minnesota
Son, age 13
Stearns, Minnesota · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Fred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Stearns, Minnesota
Son, age 23
Stearns, Minnesota · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Fred D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Stearns-County, Minnesota
Son, age 33
Stearns-County, Minnesota · implied b. ~1907 — 3 household members
| Surname | Campbell |
| Given Name | Fred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Sauk River township |
| 1935 Residence (County) | Stearns |
| Class of Worker | H |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Fred Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Campbell (~0.92 confidence) and mother Sophia Campbell (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Campbell
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Sophia Campbell
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred Campbell
Son · 1940 · age 33 · b. ~1907 · Minnesota
★ 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 — Stearns-County, Minnesota
Open full size
1940 US Federal Census — Stearns-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01960-00272)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Amy Fredrick | 44 | Wife | — | Iowa |
| 2 | Charles Fredrick | 19 | Son | Laborer | Minnesota |
| 3 | Clem Moe | 41 | Head | Laborer | Minnesota |
| 4 | Anna Moe | 46 | Wife | — | Minnesota |
| 5 | Aileen Moe | 15 | Daughter | — | Minnesota |
| 6 | Melvin Moe | 12 | Son | — | Minnesota |
| 7 | Donald Moe | 4 | Son | — | Minnesota |
| 8 | Peder Hagen | 51 | Head | Farmer | Norway |
| 9 | Hilda Hagen | 43 | Wife | — | Minnesota |
| 10 | Henry Hagen | 17 | Son | — | Minnesota |
| 11 | Lilly Hagen | 13 | Daughter | — | Minnesota |
| 12 | Pearl Hagen | 10 | Daughter | — | Minnesota |
| 13 | Evelyn Hagen | 4 | Daughter | — | Minnesota |
| 14 | Clem Hoffman | 27 | Head | Farmer | No. Dakota |
| 15 | Belle Hoffman | 22 | Wife | — | So. Dakota |
| 16 | Carroll Lederick | 38 | Head | Farmer | Iowa |
| 17 | Pearl Lederick | 21 | Wife | — | Montana |
| 18 | Elona Lederick | 1 | Son | — | Minnesota |
| 19 | Theodore Hodlom | 54 | Head | Farmer | Minnesota |
| 20 | Margaret Hodlom | 45 | Wife | — | So. Dakota |
| 21 | Albert Hodlom | 23 | Son | Farm Laborer | Minnesota |
| 22 | Orill Campbell | 35 | Head | Farmer | Iowa |
| 23 | Bernice Campbell | 36 | Wife | — | Minnesota |
| 24 | Andrew Campbell | 66 | Head | Teacher | Iowa |
| 25 | Sophie Campbell | 60 | Wife | Farmer | Iowa |
| 26 | Fred Campbell THIS PERSON | 33 | Son | — | Iowa |
| 27 | John Baie | 75 | Head | Farm Laborer | Iowa |
| 28 | Eleonore Baie | 34 | Wife | Carpenter | Minnesota |
| 29 | Elaine Baie | 17 | Daughter | Servant | Minnesota |
| 30 | Harriet Baie | 15 | Daughter | — | Minnesota |
| 31 | Muriel Baie | 13 | Daughter | — | Minnesota |
| 32 | Richard Baie | 11 | Son | — | Minnesota |
| 33 | Ramona Baie | 9 | Daughter | — | Minnesota |
| 34 | Dorothy Baie | 7 | Daughter | — | Minnesota |
| 35 | David Baie | 5 | Son | — | Minnesota |
| 36 | Roger Baie | 3 | Son | — | Minnesota |
| 37 | Grace Baie | 2 | Daughter | — | Minnesota |
| 38 | James Baie | 1 | Son | — | Minnesota |
| 39 | William Eickhoff | 43 | Head | Farmer | Minnesota |
| 40 | Augusta Eickhoff | 44 | Wife | — | Minnesota |
Pedigree Summary
Fred
Gen 1 · 2 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)