OJ
Oscar Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Knox-County, Nebraska
Our Model Tree links this Oscar Johnson across the 1920, 1930 and 1940 US Censuses in Knox-County, Nebraska (XGBoost, ~Confirmed), with identified parents Axel & Ed — first a son (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Male
Son
Born: Nebraska
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Nebraska |
| Surname | Johnson |
| Given Name | Oscar |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Dowling Township |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Laborer |
| Township / Ward | Dowling Township |
| Est. Birth Year | ~1914 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Oscar | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Johnson | Daughter | — | 32 | ~1908 |
| Axel Johnson | Head | — | 72 | ~1868 |
| Oscar Johnson | Son | — | 26 | ~1914 |
| Harold Johnson | Son | — | 22 | ~1918 |
| Herman Johnson | Son | — | 29 | ~1911 |
| Hilda Johnson | Spouse | — | 65 | ~1875 |
Census Appearances
1920
Knox, Nebraska
Son, age 7
Knox, Nebraska · implied b. ~1913 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Knox, Nebraska
Son, age 17
Knox, Nebraska · implied b. ~1913 — 44 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Knox-County, Nebraska
Son, age 26
Knox-County, Nebraska · implied b. ~1914 — 6 household members
| Surname | Johnson |
| Given Name | Oscar |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Dowling Township |
| 1935 Residence (County) | Knox |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Oscar Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Axel Johnson (~0.92 confidence) and father Ed Johnson (~0.92 confidence) and mother Hilda Johnson (~0.92 confidence) and mother Hilda Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Axel Johnson
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Ed Johnson
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Hilda Johnson
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Hilda Johnson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Johnson
Son · 1940 · age 26 · b. ~1914 · Nebraska
★ You are viewing this record
Sibling
Herman Johnson
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Johnson
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Johnson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Knox-County, Nebraska
Open full size
1940 US Federal Census — Knox-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02252-00670)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willard Malmstrom | 18 | son | Farmer | Nebraska |
| 2 | Allen Rydberg | 57 | head | Farmer | Sweden |
| 3 | Lillian Swanson | 16 | lodger | — | Nebraska |
| 4 | Ronald Swanson | 11 | lodger son | — | Nebraska |
| 5 | Betty Swanson | 9 | lodger daughter | — | Nebraska |
| 6 | Axel W. Johnson | 72 | head | Farmer | Sweden |
| 7 | Hilda Johnson | 65 | wife | — | Sweden |
| 8 | Evelyn Johnson | 32 | daughter | — | Nebraska |
| 9 | Herman Johnson | 29 | son | Laborer | Nebraska |
| 10 | Oscar Johnson THIS PERSON | 26 | son | Laborer | Nebraska |
| 11 | Harold Johnson | 22 | son | Painter | Nebraska |
| 12 | Nels W. Johnson | 49 | head | Laborer | Iowa |
| 13 | Hazel V. Johnson | 46 | wife | Farmer | Nebraska |
| 14 | Neville W. Johnson | 23 | son | — | Nebraska |
| 15 | Irene Johnson | 15 | daughter | Farmer | Nebraska |
| 16 | Leslie Johnson | 13 | son | — | Nebraska |
| 17 | Roger Johnson | 10 | son | — | Nebraska |
| 18 | Arthur C. Mord | 47 | head | — | Nebraska |
| 19 | Esther H. Mord | 41 | wife | Farmer | Iowa |
| 20 | Arline Mord | 12 | daughter | — | Iowa |
| 21 | Mary Joe Mord | 8 | daughter | — | Iowa |
| 22 | George Settlemeyer | 25 | hired hand | Laborer | Kansas |
| 23 | Einar Swanson | 36 | head | Farmer | Nebraska |
| 24 | Eva Swanson | 32 | wife | — | Iowa |
| 25 | Vernette Swanson | 5 | daughter | — | Nebraska |
| 26 | Henning Rydberg | 58 | head | Farmer | Sweden |
| 27 | Amanda Swanson | 62 | sister | — | Sweden |
| 28 | Evelyn Swanson | 27 | sister's daughter | — | Nebraska |
| 29 | Gus Carlson | 59 | hired hand | Laborer | Sweden |
| 30 | Charles B. Seagren | 67 | head | — | Sweden |
| 31 | Selma Seagren | 61 | wife | Farmer | Iowa |
| 32 | Alvin Seagren | 43 | son | — | Nebraska |
| 33 | Eldin Seagren | 23 | son | Laborer | Nebraska |
| 34 | Reuben Johnson | 40 | head | — | Nebraska |
| 35 | Elvera Johnson | 27 | wife | Laborer | Nebraska |
| 36 | Owen Johnson | 0 | son | 60 | Nebraska |
| 37 | Morris Peters | 21 | hired hand | Laborer | Nebraska |
| 38 | Andrew T. Johnson | 48 | head | Farmer | Nebraska |
| 39 | Edna Johnson | 51 | wife | — | Illinois |
| 40 | Vernor C. Johnson | 21 | daughter | — | Nebraska |
Related Census Records
Pedigree Summary
Oscar + 3 siblings
Gen 1 · 4 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)