NJ
Nels Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cass-County, North Dakota
Our Model Tree links this Nels Johnson across the 1910, 1920, 1930 and 1940 US Censuses in Cass-County, North Dakota (XGBoost, ~Confirmed), with identified parents Carl & Wilhelmina — first a son (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, North Dakota |
| Surname | Johnson |
| Given Name | Nels |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Warren |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Farmer |
| Township / Ward | Warren |
| Est. Birth Year | ~1910 |
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 Nels | Age | Birth yr |
|---|---|---|---|---|
| Nels Johnson | Son | — | 30 | ~1910 |
| Carl Johnson | Head | — | 65 | ~1875 |
| Ruth Johnson | Daughter | — | 34 | ~1906 |
| Kathleen Johnson | Daughter | — | 32 | ~1908 |
| Wilma Johnson | Spouse | — | 66 | ~1874 |
Census Appearances
1910
Cass, North …
Son, age
Cass, North Dakota · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Nels |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1920
Cass, North …
Son, age 10
Cass, North Dakota · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Nels J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Student |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Cass, North …
Son, age 20
Cass, North Dakota · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Nels C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Cass-County, North …
Son, age 30
Cass-County, North Dakota · implied b. ~1910 — 5 household members
| Surname | Johnson |
| Given Name | Nels |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Warren |
| 1935 Residence (County) | Cass |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 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 Nels Johnson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Carl Johnson (~0.92 confidence) and mother Wilhelmina Johnson (~0.92 confidence) and mother Wilma Johnson (~0.92 confidence) and father Carl Johnson (~0.92 confidence) and father Reza Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carl Johnson
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Wilhelmina Johnson
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Wilma Johnson
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
Carl Johnson
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Reza Johnson
b. ~1875
Source father
● Household
· direct · ~0.92
This person
Anchor record
Nels Johnson
Son · 1940 · age 30 · b. ~1910 · North Dakota
★ You are viewing this record
Sibling
Kathleen Johnson
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Johnson
Sibling · 1940 · age 34
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 — Cass-County, North Dakota
Open full size
1940 US Federal Census — Cass-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02997-00771)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gordon Sorenson | 19 | Son | Farm Hand | North Dakota |
| 2 | Harvey Belling | 2 | Grandson | — | North Dakota |
| 3 | Andrew Paulson | 54 | Head | Farmer | North Dakota |
| 4 | Clara Paulson | 54 | Wife | — | North Dakota |
| 5 | Sverre Johnson | 29 | Hired man | Farm Labor | Norway |
| 6 | Adolph Clemenson | 46 | Head | Wood Finisher | North Dakota |
| 7 | Juliana Clemenson | 35 | Wife | — | North Dakota |
| 8 | Martha Clemenson | 8 | Daughter | — | North Dakota |
| 9 | Julia Marie Clemenson | 5 | Daughter | — | North Dakota |
| 10 | Andrew Stanley | 51 | Head | Farmer | Wisconsin |
| 11 | David Stanley | 90 | Father | — | Norway |
| 12 | Jennie Stanley | 75 | Mother | — | Norway |
| 13 | Christ Stanley | 37 | Brother | Farm Hand | Norway |
| 14 | Marie Stanley | 50 | Sister | Housework | Wisconsin |
| 15 | Oscar Wasta | 56 | Head | Farmer | Norway |
| 16 | Nettie Wasta | 38 | Wife | — | North Dakota |
| 17 | Martin Wasta | 17 | Son | — | North Dakota |
| 18 | Dorothy Wasta | 14 | Daughter | — | North Dakota |
| 19 | Helen Haugen | 88 | Mother-in-law | — | Norway |
| 20 | Julia Haugen | 59 | Sister-in-law | Nurse | North Dakota |
| 21 | Myrtle Sylvia Flint | 22 | Daughter | — | North Dakota |
| 22 | Theresa Wasta | 18 | Daughter | Maid | North Dakota |
| 23 | John Holman | 61 | Head | Farmer | North Dakota |
| 24 | Annie Holman | 59 | Sister | — | North Dakota |
| 25 | Adolph Nystrom | 52 | Head | Farmer | North Dakota |
| 26 | Ida Nystrom | 54 | Sister | — | North Dakota |
| 27 | George Nystrom | 45 | Brother | Farmer | North Dakota |
| 28 | Walter Nystrom | 40 | Brother | Farmer | North Dakota |
| 29 | Bernhard Halvorson | 46 | Head | Farmer | North Dakota |
| 30 | Marie Halvorson | 47 | Wife | — | North Dakota |
| 31 | Nora Halvorson | 23 | Daughter | Housekeeper | North Dakota |
| 32 | Carl Johnson | 65 | Head | Farmer | Sweden |
| 33 | Wilma Johnson | 66 | Wife | — | Sweden |
| 34 | Ruth Johnson | 34 | Daughter | House Work | North Dakota |
| 35 | Kathleen Johnson | 32 | Daughter | House Work | North Dakota |
| 36 | Nels Johnson THIS PERSON | 30 | Son | Farmer | North Dakota |
| 37 | Oscar Jermstad | 44 | Head | Farmer | North Dakota |
| 38 | Clifford Jermstad | 38 | Brother | Farmer | North Dakota |
| 39 | Floyd Buck | 18 | Head | Farmer | North Dakota |
| 40 | John Buck | 62 | Father | Farmer | Michigan |
Pedigree Summary
Nels + 2 siblings
Gen 1 · 5 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)