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Alfred Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cavalier-County, North Dakota
Our Model Tree links this Alfred Johnson across the 1920, 1930 and 1940 US Censuses in Cavalier-County, North Dakota (XGBoost, ~Confirmed), with identified parents Selma & John — first a head (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Male
Head
Born: North Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cavalier-County, North Dakota |
| Surname | Johnson |
| Given Name | Alfred |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Hay Township |
| 1935 Residence (County) | Cavalier |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Farmer |
| Township / Ward | Hay Township |
| Est. Birth Year | ~1908 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Alfred Johnson | Head | — | 32 | ~1908 |
| Kenneth Johnson | Son | — | 5 | ~1935 |
| Linden Johnson | Son | — | 1 | ~1939 |
| Larry Johnson | Son | — | 4 | ~1936 |
| Edna Johnson | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Cavalier, North …
Son, age 12
Cavalier, North Dakota · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Naturalization Status | Naturalized |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Cavalier, North …
Son, age 22
Cavalier, North Dakota · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Sweden |
| Occupation | Farm laborer |
| Industry | General farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Cavalier-County, North …
Head, age 32
Cavalier-County, North Dakota · implied b. ~1908 — 5 household members
| Surname | Johnson |
| Given Name | Alfred |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Hay Township |
| 1935 Residence (County) | Cavalier |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 Alfred Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Selma Johnson (~0.92 confidence) and father John Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Selma Johnson
b. ~1867
Source mother
● Household
· direct · ~0.92
Father
John Johnson
b. ~1870
Source father
● Household
· direct · ~0.92
This person
Anchor record
Alfred Johnson
Head · 1940 · age 32 · b. ~1908 · North Dakota
★ 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 — Cavalier-County, North Dakota
Open full size
1940 US Federal Census — Cavalier-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02998-00165)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carlton Flaten | 6 | son | — | North Dakota |
| 2 | John Flaten | 5 | son | — | North Dakota |
| 3 | Alfred Johnson THIS PERSON | 32 | head | Farmer | North Dakota |
| 4 | Edna Johnson | 26 | wife | — | North Dakota |
| 5 | Kenneth Johnson | 5 | son | — | North Dakota |
| 6 | Larry Johnson | 4 | son | — | North Dakota |
| 7 | Linden Johnson | 1 | son | — | North Dakota |
| 8 | Mrs. Lena Fyhn | 63 | head | Housekeeper | Norway |
| 9 | Alvin Fyhn | 34 | son | Farmer | North Dakota |
| 10 | Paula Fyhn | 33 | daughter | — | North Dakota |
| 11 | Gerald Fyhn | 32 | son | Farmer | North Dakota |
| 12 | Insel Fyhn | 28 | son | Farm Laborer | North Dakota |
| 13 | Arthur Vetren | 62 | head | Farmer | North Dakota |
| 14 | Cora Vetren | 36 | wife | — | Minnesota |
| 15 | Theodore Vetren | 12 | son | — | North Dakota |
| 16 | Edwin Vetren | 10 | son | — | North Dakota |
| 17 | Evonne Vetren | 7 | daughter | — | North Dakota |
| 18 | Arlane Vetren | 5 | daughter | — | North Dakota |
| 19 | Kenneth Vetren | 3 | son | — | North Dakota |
| 20 | Thor Vetren | 78 | father | Farm Owner | Norway |
| 21 | Lars L. Altemu | 63 | head | Farmer | Norway |
| 22 | Lizzie Altemu | 56 | wife | — | North Dakota |
| 23 | John Altemu | 33 | son | — | North Dakota |
| 24 | Doralynne Altemu | 33 | daughter | — | North Dakota |
| 25 | Leila Jean Altemu | 2 | granddaughter | — | North Dakota |
| 26 | Fred H. Heck | 29 | head | Farmer | North Dakota |
| 27 | Nora Heck | 24 | wife | — | North Dakota |
| 28 | Clarence Heck | 3 | son | — | North Dakota |
| 29 | William Heck | 2 | son | — | North Dakota |
| 30 | Betty Ann Heck | 0 | daughter | — | North Dakota |
| 31 | Chas. B. Tollefson | 44 | head | Farmer | North Dakota |
| 32 | Edith Tollefson | 34 | wife | — | North Dakota |
| 33 | Harold Tollefson | 10 | son | — | North Dakota |
| 34 | Lorraine Tollefson | 5 | daughter | — | North Dakota |
| 35 | Beverly Tollefson | 2 | daughter | — | North Dakota |
| 36 | Alvin Balsdon | 47 | head | Farmer | North Dakota |
| 37 | Margaret Balsdon | 41 | wife | — | North Dakota |
| 38 | Robert Balsdon | 17 | son | — | North Dakota |
| 39 | Howard Balsdon | 16 | son | — | North Dakota |
| 40 | Ellen Balsdon | 14 | daughter | — | North Dakota |
Pedigree Summary
Alfred
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)