AN
Alma Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ramsey-County, North Dakota
Our Model Tree links this Alma Nelson across the 1930 and 1940 US Censuses in Ramsey-County, North Dakota (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 8-person household.
Age 36
b. ~1904
Female
Spouse
Born: North Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, North Dakota |
| Surname | Nelson |
| Given Name | Alma O. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Francher |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Industry | H |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Francher |
| Est. Birth Year | ~1904 |
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 Alma | Age | Birth yr |
|---|---|---|---|---|
| James Nelson | Son | — | 9 | ~1931 |
| Lyla Nelson | Daughter | — | 4 | ~1936 |
| Henry Nelson | Head | — | 39 | ~1901 |
| Hazel Nelson | Daughter | — | 16 | ~1924 |
| Norma Nelson | Daughter | — | 15 | ~1925 |
| Alma Nelson | Spouse | — | 36 | ~1904 |
| Alta Nelson | Daughter | — | 2 | ~1938 |
| Roy Nelson | Son | — | 14 | ~1926 |
Census Appearances
1930
Ramsey, North …
Spouse, age 25
Ramsey, North Dakota · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Alma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | North Dakota |
| Age at First Marriage | 18 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Ramsey-County, North …
Spouse, age 36
Ramsey-County, North Dakota · implied b. ~1904 — 8 household members
| Surname | Nelson |
| Given Name | Alma O. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Francher |
| 1935 Residence (County) | Ramsey |
| Industry | H |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| 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 Alma Nelson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Alma Nelson
Spouse · 1940 · age 36 · b. ~1904 · North Dakota
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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
37 people indexed on this census page (nara:1940:m-t0627-03010-00311)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lorraine P. Little | 11 | Daughter | — | North Dakota |
| 42 | Mary Ellen Benson | 28 | Lodger | Teacher | North Dakota |
| 43 | Olaf K. @ Miller | 34 | Head | Farmer | Minnesota |
| 44 | Norma A. Miller | 34 | Wife | — | North Dakota |
| 45 | Ilene C. Miller | 9 | Daughter | — | North Dakota |
| 46 | Lorraine A. Miller | 6 | Daughter | — | North Dakota |
| 47 | Orlin H. Miller | 4 | Son | — | North Dakota |
| 48 | Norman E. Miller | 2 | Son | — | North Dakota |
| 49 | Ole Haugen | 58 | Head | Farmer | Norway |
| 50 | Lottie Haugen | 50 | Wife | — | North Dakota |
| 51 | Orville J. Haugen | 21 | Son | Farmer | North Dakota |
| 52 | William H. Ecker | 13 | Grandson | — | North Dakota |
| 53 | Erling Martinson | 25 | Head | Farmer | Minnesota |
| 54 | Palma J. Martinson | 39 | Wife | — | North Dakota |
| 55 | Mavis O. Martinson | 4 | Daughter | — | North Dakota |
| 56 | Henry A. @ Nelson | 39 | Head | Farmer | North Dakota |
| 57 | Alma O. Nelson THIS PERSON | 36 | Wife | — | North Dakota |
| 58 | Hazel A. Nelson | 16 | Daughter | — | North Dakota |
| 59 | Norma J. Nelson | 15 | Daughter | — | North Dakota |
| 60 | Roy W. Nelson | 14 | Son | — | North Dakota |
| 61 | James D. Nelson | 9 | Son | — | North Dakota |
| 62 | Lyla A. Nelson | 4 | Daughter | — | North Dakota |
| 63 | Alta M. Nelson | 2 | Daughter | — | North Dakota |
| 64 | Melvin B. Larson | 37 | Head | Farmer | North Dakota |
| 65 | Hermena M. Larson | 28 | Wife | — | North Dakota |
| 66 | Donald M. Larson | 5 | Son | — | North Dakota |
| 67 | Gerald D. Larson | 2 | Son | — | North Dakota |
| 68 | Andrew @ Sandlan | 49 | Head | Farmer | Norway |
| 69 | Mable Sandlan | 31 | Wife | — | Canada English |
| 70 | Vernon K. Sandlan | 12 | Son | — | North Dakota |
| 71 | Melvin A. Sandlan | 11 | Son | — | North Dakota |
| 72 | Edmund H. Burke | 60 | Head | Farmer | Iowa |
| 73 | Nellie Burke | 57 | Wife | — | Iowa |
| 74 | Daniel J. Ab. Burke | 20 | Son | — | North Dakota |
| 75 | John M. Burke | 16 | Son | — | North Dakota |
| 76 | Angeline T. @ Schmidt | 23 | Lodger | Housekeeper | Canada English |
| 77 | Goodwin W. @ Hoene | 20 | Man | Farm-Laborer | North Dakota |
Related Census Records
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)