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Nels Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ward-County, North Dakota
Our Model Tree links this Nels Nelson across the 1920, 1930 and 1940 US Censuses in Ward-County, North Dakota (XGBoost, ~Confirmed), with identified parents Andrew & Anna — first a son (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ward-County, North Dakota |
| Surname | Nelson |
| Given Name | Nels |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Ward |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 85 |
| Highest Grade | No 8 |
| 1935 Residence | North Dakota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Laborer |
| Township / Ward | Spencer Twp |
| Est. Birth Year | ~1912 |
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 Nels | Age | Birth yr |
|---|---|---|---|---|
| Anna Nelson | Head | — | 56 | ~1884 |
| Berger Nelson | Son | — | 26 | ~1914 |
| Nels Nelson | Son | — | 28 | ~1912 |
Census Appearances
1920
Ward, North …
Son, age 8
Ward, North Dakota · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Nels B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Ward, North …
Son, age 18
Ward, North Dakota · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Nels B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Manager |
| Industry | Gen. Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Ward-County, North …
Son, age 28
Ward-County, North Dakota · implied b. ~1912 — 3 household members
| Surname | Nelson |
| Given Name | Nels |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Ward |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 85 |
| Highest Grade | No 8 |
| 1935 Residence | North Dakota |
| 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 Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Nelson (~0.92 confidence) and mother Anna Nelson (~0.92 confidence) and mother Anna Nelson (~0.92 confidence) and mother Anna Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Nelson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Anna Nelson
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Anna Nelson
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Anna Nelson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Nels Nelson
Son · 1940 · age 28 · b. ~1912 · North Dakota
★ You are viewing this record
Sibling
Berger Nelson
Sibling · 1940 · age 26
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 — Ward-County, North Dakota
Open full size
1940 US Federal Census — Ward-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03017-01015)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dale Nelson | 7 | Son | — | North Dakota |
| 42 | Anna Nelson | 56 | Head | Housewife | Norway |
| 43 | Nels Nelson THIS PERSON | 28 | Son | Laborer | North Dakota |
| 44 | Berger Nelson | 26 | Son | Laborer | North Dakota |
| 45 | Bernie Christianson | 34 | Head | Farmer | North Dakota |
| 46 | Gena Christianson | 34 | Wife | Housewife | North Dakota |
| 47 | Ellis Christianson | 5 | Son | — | North Dakota |
| 48 | Arthur Nelson | 25 | Lodger | Laborer | North Dakota |
| 49 | Carl Christianson | 62 | Head | Farmer | Norway |
| 50 | Christina Christianson | 65 | Wife | Housewife | Norway |
| 51 | Matt Christianson | 31 | Son | Farmer | North Dakota |
| 52 | Arthur Christianson | 29 | Son | Farmer | North Dakota |
| 53 | Harriet Haugen | 22 | Lodger | Housemaid | North Dakota |
| 54 | Olof Christianson | 68 | Head | Farmer | Sweden |
| 55 | Anna Christianson | 63 | Wife | Housewife | Minnesota |
| 56 | Meldrick Christianson | 29 | Son | Farmer | North Dakota |
| 57 | Willard Christianson | 26 | Son | Farmer | North Dakota |
| 58 | Elgen Christianson | 24 | Daughter | Housewife | North Dakota |
| 59 | Robert Christianson | 22 | Son | Farmer | North Dakota |
| 60 | Otto Kritkey | 63 | Head | Laborer | Minnesota |
| 61 | Gina Landre | 51 | Head | Housewife | Norway |
| 62 | Emma Landre | 23 | Daughter | Stenographer | North Dakota |
| 63 | Allen Landre | 20 | Son | Laborer | North Dakota |
| 64 | Milton Landre | 19 | Son | Laborer | North Dakota |
| 65 | Herman Landre | 18 | Son | New Worker | North Dakota |
| 66 | Hazel Landre | 16 | Daughter | — | North Dakota |
| 67 | Donald Landre | 14 | Son | — | North Dakota |
| 68 | Irwin Landre | 11 | Son | — | North Dakota |
| 69 | Nels W. Thornberg | 44 | Head | Auditor | Minnesota |
| 70 | Rose M. Thornberg | 40 | Wife | Housewife | Minnesota |
| 71 | Herbert Thornberg | 12 | Son | — | North Dakota |
| 72 | Carola C. Thornberg | 9 | Daughter | — | North Dakota |
| 73 | Roy Christianson | 39 | Head | Manager | North Dakota |
| 74 | Edith Christianson | 22 | Wife | Housewife | North Dakota |
| 75 | Laverne Christianson | 15 | Daughter | — | North Dakota |
| 76 | Gordon Christianson | 13 | Son | — | North Dakota |
| 77 | Lyle Christianson | 11 | Son | — | North Dakota |
| 78 | Marlyn Christianson | 1 | Daughter | — | North Dakota |
| 79 | Raymond M. Harris | 43 | Head | Manager | Minnesota |
| 80 | Elizabeth C. Harris | 44 | Wife | Housewife | North Dakota |
Pedigree Summary
Nels + 1 sibling
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)