OJ
Oscar Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Douglas-County, Nebraska
Our Model Tree links this Oscar Johnson across the 1910, 1920, 1930 and 1940 US Censuses in Douglas-County, Nebraska (XGBoost, ~Confirmed), with identified parents Andrew & Matilda — first a head (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Male
Head
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Nebraska |
| Surname | Johnson |
| Given Name | Oscar H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Omaha city |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | clerk |
| Industry | railroad |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2280 |
| Highest Grade | H-1 |
| 1935 Residence | Same house |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Clerk |
| Township / Ward | Omaha City |
| Est. Birth Year | ~1900 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Oscar Johnson | Head | — | 40 | ~1900 |
| Hazel Gunderson | Other | — | 31 | ~1909 |
| Elizabeth Gunderson | Other | — | 67 | ~1873 |
| Richard Johnson | Son | — | 4 | ~1936 |
| Marie Johnson | Spouse | — | 35 | ~1905 |
Census Appearances
1910
Douglas, Nebraska
Son, age 11
Douglas, Nebraska · implied b. ~1899 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1920
Douglas, Nebraska
Other, age 21
Douglas, Nebraska · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Oscar |
| Relationship to Head | Brother-in-law |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | Telephone Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Douglas, Nebraska
Other, age 31
Douglas, Nebraska · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Oscar |
| Relationship to Head | Brother-in-law |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | Grocery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Douglas-County, Nebraska
Head, age 40
Douglas-County, Nebraska · implied b. ~1900 — 5 household members
| Surname | Johnson |
| Given Name | Oscar H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Omaha city |
| 1935 Residence (County) | Douglas |
| Occupation | clerk |
| Industry | railroad |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2280 |
| Highest Grade | H-1 |
| 1935 Residence | Same house |
| 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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Johnson (~0.92 confidence) and mother Matilda Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Johnson
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Matilda Johnson
b. ~1862
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Johnson
Head · 1940 · age 40 · b. ~1900 · Nebraska
★ 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 — Douglas-County, Nebraska
Open full size
1940 US Federal Census — Douglas-County, Nebraska
Page Contents
32 people indexed on this census page (nara:1940:m-t0627-02269-00477)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | J R Lawless | 67 | Head | Roofer | New York |
| 2 | Nancy Anna Lawless | 56 | Wife | — | Ohio |
| 3 | James A Wallace | 40 | Lodger | Yard Foreman | Iowa |
| 5 | Harold Schroeder | 26 | Head | Apprentice Carpenter | Nebraska |
| 6 | Velma Schroeder | 22 | Wife | — | Nebraska |
| 7 | Bobby Schroeder | 3 | Son | — | Nebraska |
| 8 | Arthur Randall | 35 | Head | Gauger | Iowa |
| 9 | Nikola Randall | 26 | Wife | — | Iowa |
| 10 | Ward Baker | 62 | Head | Boilermaker | Kansas |
| 11 | Helen Baker | 78 | Wife | — | Wisconsin |
| 13 | Fred Whealey | 72 | Head | — | Iowa |
| 14 | Anna Whealey | 69 | Wife | — | Ohio |
| 16 | Jens M Kudsk | 54 | Head | Painter | Denmark |
| 17 | Dorothea Kudsk | 48 | Wife | — | Denmark |
| 18 | Gustaf Pearson | 74 | Lodger | — | Sweden |
| 20 | Frank W Panek | 31 | Head | Plumber | Nebraska |
| 21 | Mary B Panek | 28 | Wife | Bookkeeper | Czechoslovakia |
| 22 | Mary Jean Panek | 8 | Daughter | — | Nebraska |
| 23 | Robert Panek | 2 | Son | — | Nebraska |
| 25 | Oscar H Johnson THIS PERSON | 40 | Head | Clerk | Nebraska |
| 26 | Marie Johnson | 35 | Wife | — | Nebraska |
| 27 | Richard Johnson | 4 | Son | — | Nebraska |
| 28 | Elizabeth Gunderson | 67 | Mother-in-law | — | Denmark |
| 29 | Hazel Gunderson | 31 | Sister-in-law | File Clerk | Nebraska |
| 31 | Loren Smith | 39 | Head | Sales Manager | Nebraska |
| 32 | Ann Smith | 36 | Wife | — | Nebraska |
| 34 | Otis J Earl | 54 | Head | Baker | Iowa |
| 35 | Letha Earl | 48 | Wife | — | Iowa |
| 37 | Arthur Meyerson | 47 | Head | Stockman | Russia |
| 38 | Esther Meyerson | 43 | Wife | Salesclerk | Russia |
| 39 | Meyer Meyerson | 19 | Son | Salesclerk | Nebraska |
| 40 | Rosie Meyerson | 17 | Daughter | — | Nebraska |
Pedigree Summary
Oscar
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)