AN
Alfred Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ramsey-County, North Dakota
Our Model Tree links this Alfred Nelson across the 1920, 1930 and 1940 US Censuses in Ramsey-County, North Dakota (XGBoost, ~Confirmed), with identified parents William & Anna — first a head (b.~1907), then head of a 8-person household.
Age 33
b. ~1907
Male
Head
Born: North Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, North Dakota |
| Surname | Nelson |
| Given Name | Alfred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Devils Lake |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Highest Grade | No 8 |
| 1935 Residence | North Dakota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Farmer |
| Township / Ward | Stevens |
| Est. Birth Year | ~1907 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| John Erickson | Other | — | 56 | ~1884 |
| Helen Nelson | Other | — | 35 | ~1905 |
| Vern Nelson | Son | — | 8 | ~1932 |
| Johanna Nelson | Other | — | 61 | ~1879 |
| Donald Nelson | Son | — | 5 | ~1935 |
| Alfred Nelson | Head | — | 33 | ~1907 |
| Marjorie Nelson | Daughter | — | 1 | ~1939 |
| Louise Nelson | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Ramsey, North …
Son, age 12
Ramsey, North Dakota · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Ramsey, North …
Son, age 23
Ramsey, North Dakota · implied b. ~1907 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Ramsey-County, North …
Head, age 33
Ramsey-County, North Dakota · implied b. ~1907 — 8 household members
| Surname | Nelson |
| Given Name | Alfred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Devils Lake |
| 1935 Residence (County) | Ramsey |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| 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 Alfred Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Nelson (~0.92 confidence) and mother Anna Nelson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Nelson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Anna Nelson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alfred Nelson
Head · 1940 · age 33 · b. ~1907 · 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 — Ramsey-County, North Dakota
Open full size
1940 US Federal Census — Ramsey-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03010-00506)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John J. Wickum | 51 | Head | Farmer | North Dakota |
| 2 | Salome Wickum | 47 | Sister | Housekeeper | North Dakota |
| 3 | Eldon Wickum | 22 | Nephew | Laborer | North Dakota |
| 4 | Edward Wickum | 46 | Brother | — | North Dakota |
| 5 | Einer Rise | 51 | Head | Farmer | Norway |
| 6 | Agnes Rise | 47 | Wife | — | North Dakota |
| 7 | Andy Rise | 22 | Son | Laborer | North Dakota |
| 8 | Othelia Rise | 21 | Daughter | Clerk | North Dakota |
| 9 | Leonard Rise | 18 | Son | Laborer | North Dakota |
| 10 | Elwood Rise | 15 | Son | — | North Dakota |
| 11 | Clarence Rise | 10 | Son | — | North Dakota |
| 12 | Betty Rise | 8 | Daughter | — | North Dakota |
| 13 | Ferry Rise | 6 | Son | — | North Dakota |
| 14 | Alfred Nelson THIS PERSON | 33 | Head | Farmer | North Dakota |
| 15 | Louise Nelson | 32 | Wife | — | North Dakota |
| 16 | Vern Nelson | 8 | Son | — | North Dakota |
| 17 | Donald Nelson | 5 | Son | — | North Dakota |
| 18 | Marjorie Nelson | 1 | Daughter | — | North Dakota |
| 19 | Johanna Nelson | 61 | Mother | — | Norway |
| 20 | Helen Nelson | 35 | Sister | — | North Dakota |
| 21 | John Erickson | 56 | Lodger | Laborer | Sweden |
| 22 | Jacob Sattler | 64 | Head | Farmer | Russia |
| 23 | Elizabeth Sattler | 54 | Wife | — | Russia |
| 24 | Adolph Sattler | 27 | Son | Laborer | North Dakota |
| 25 | Wendelin Sattler | 22 | Son | Laborer | North Dakota |
| 26 | James Sattler | 15 | Son | — | North Dakota |
| 27 | Christina Sattler | 19 | Daughter | Housework | North Dakota |
| 28 | Elizabeth Sattler | 17 | Daughter | — | North Dakota |
| 29 | Kathrina Sattler | 13 | Daughter | — | North Dakota |
| 30 | John Nesseth | 49 | Head | Farmer | North Dakota |
| 31 | Josephine Nesseth | 43 | Wife | — | North Dakota |
| 32 | Howard L. Nesseth | 14 | Son | — | North Dakota |
| 33 | Christian Haugen | 58 | Head | Farmer | Norway |
| 34 | Lena Haugen | 48 | Wife | — | North Dakota |
| 35 | Conrad Haugen | 25 | Son | Farmer | North Dakota |
| 36 | Einer Haugen | 19 | Son | — | North Dakota |
| 37 | Sanford Haugen | 14 | Son | — | North Dakota |
| 38 | Ole H. Ugland | 51 | Head | — | Norway |
| 39 | Louis H. Ford | 56 | Head | Farmer | Indiana |
| 40 | Mary Ford | 53 | Wife | — | Minnesota |
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)