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Nellie Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mills-County, Iowa
Our Model Tree links this Nellie Nelson across the 1920, 1930 and 1940 US Censuses in Mills-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 4-person household.
Age 48
b. ~1892
Female
Spouse
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mills-County, Iowa |
| Surname | Nelson |
| Given Name | Nellie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Indian Creek Township |
| 1935 Residence (County) | Mills |
| Naturalization Status | Naturalized |
| Additional Details | |
| Hours Worked | 5 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Township / Ward | Indian Creek Township |
| Est. Birth Year | ~1892 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Nellie | Age | Birth yr |
|---|---|---|---|---|
| John Nelson | Son | — | 21 | ~1919 |
| Nellie Nelson | Spouse | — | 48 | ~1892 |
| Ray Nelson | Son | — | 15 | ~1925 |
| Will Nelson | Head | — | 54 | ~1886 |
Census Appearances
1920
Mills, Iowa
Spouse, age 28
Mills, Iowa · implied b. ~1892 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Nelly |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1892 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1930
Mills, Iowa
Spouse, age 38
Mills, Iowa · implied b. ~1892 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Nellie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1919 |
| Age at First Marriage | 22 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Mills-County, Iowa
Spouse, age 48
Mills-County, Iowa · implied b. ~1892 — 4 household members
| Surname | Nelson |
| Given Name | Nellie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Indian Creek Township |
| 1935 Residence (County) | Mills |
| Naturalization Status | Naturalized |
| Hours Worked | 5 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Nellie Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Nellie Nelson
Spouse · 1940 · age 48 · b. ~1892 · Iowa
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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 — Mills-County, Iowa
Open full size
1940 US Federal Census — Mills-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01183-00245)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Vina B. Barns | 58 | Wife | — | Iowa |
| 42 | Henry Nelson | 65 | Head | Farmer | Sweden |
| 43 | Ella Nelson | 58 | Wife | — | Sweden |
| 44 | Wayne Nelson | 20 | Hired Hand | Farm Laborer | Iowa |
| 45 | Pearl A. Lewis | 56 | Head | Farmer | Iowa |
| 46 | Nora Lewis | 53 | Wife | — | Missouri |
| 47 | Linel Lewis | 21 | Son | Farm Laborer | Missouri |
| 48 | Leon Lewis | 18 | Son | Farm Laborer | Missouri |
| 49 | Lowell Lewis | 13 | Son | — | Iowa |
| 50 | Permelia Hartley | 83 | Mother-in-law | — | Missouri |
| 51 | Will O. Nelson | 54 | Head | Farmer | Iowa |
| 52 | Nellie Nelson THIS PERSON | 48 | Wife | — | Sweden |
| 53 | John Nelson | 21 | Son | Farmer | Iowa |
| 54 | Ray Nelson | 15 | Son | Farm Hand | Iowa |
| 55 | Glen Shook | 50 | Head | Farmer | Iowa |
| 56 | Lula Shook | 44 | Wife | — | Iowa |
| 57 | Geneva Shook | 19 | Daughter | Housework | Iowa |
| 58 | Eugene A. Shook | 17 | Son | — | Iowa |
| 59 | Dean Shook | 10 | Son | — | Iowa |
| 60 | Sam M. Darby | 63 | Head | Farmer | Missouri |
| 61 | Hettie Darby | 58 | Wife | — | Missouri |
| 62 | Estel D. Darby | 23 | Son | Farmer | Iowa |
| 63 | Judd Wilkinson | 22 | Boarder | Oiler | Iowa |
| 64 | Charles Wilhelm | 47 | Head | Farmer | Missouri |
| 65 | Hazel Wilhelm | 41 | Wife | — | Iowa |
| 66 | Florence Wilhelm | 21 | Daughter | School Teacher | Iowa |
| 67 | Dorothy Wilhelm | 17 | Daughter | House Work | Iowa |
| 68 | Charles Wilhelm | 15 | Son | — | Iowa |
| 69 | Arthur Smith | 54 | Head | Farmer | Iowa |
| 70 | A. Arthur Darby | 37 | Head | Farmer | Missouri |
| 71 | Maud Darby | 38 | Wife | — | Missouri |
| 72 | Dean Darby | 5 | Son | — | Iowa |
| 73 | Will M. Oliver | 65 | Head | Farmer | Illinois |
| 74 | Grace Oliver | 65 | Wife | — | Iowa |
| 75 | Frank Haney | 66 | Head | Farm Laborer | Missouri |
| 76 | Callie Haney | 52 | Wife | — | Missouri |
| 77 | Mae Haney | 25 | Daughter | — | Missouri |
| 78 | Walter Knop | 33 | Head | Farmer | Iowa |
| 79 | Helene Knop | 29 | Wife | — | Iowa |
| 80 | Glen Knop | 5 | Son | — | Iowa |
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)