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Nellie Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cass-County, Iowa
Our Model Tree links this Nellie Nelson across the 1910, 1920, 1930 and 1940 US Censuses in Cass-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 2-person household.
Age 62
b. ~1878
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Iowa |
| Surname | Nelson |
| Given Name | Nellie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Atlantic City |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Atlantic City |
| Est. Birth Year | ~1878 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Nellie | Age | Birth yr |
|---|---|---|---|---|
| Helen Nelson | Daughter | — | 38 | ~1902 |
| Nellie Nelson | Spouse | — | 62 | ~1878 |
Census Appearances
1910
Cass, Iowa
Spouse, age 32
Cass, Iowa · implied b. ~1878 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Nellie L |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Indiana |
| Years Married | 10 |
| Children Born | 5 |
| Children Living | 4 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Cass, Iowa
Spouse, age 42
Cass, Iowa · implied b. ~1878 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Nellie L. |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Cass, Iowa
Other, age 52
Cass, Iowa · implied b. ~1878 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Nellie L. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 22 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Cass-County, Iowa
Spouse, age 62
Cass-County, Iowa · implied b. ~1878 — 2 household members
| Surname | Nelson |
| Given Name | Nellie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Atlantic City |
| 1935 Residence (County) | Cass |
| Industry | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Nellie Nelson
Spouse · 1940 · age 62 · b. ~1878 · 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 — Cass-County, Iowa
Open full size
1940 US Federal Census — Cass-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01145-00090)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nellie Nelson THIS PERSON | 62 | Wife | — | Indiana |
| 42 | Helen Nelson | 38 | Daughter | — | Iowa |
| 43 | Jack Lynch | 36 | Head | Supervising Clerk | Iowa |
| 44 | Grace Lynch | 34 | Wife | — | Nebraska |
| 45 | Shirley Lynch | 12 | Daughter | — | Iowa |
| 46 | Jerry Lynch | 10 | Son | — | Iowa |
| 47 | Carol Lynch | 1 | Daughter | — | Iowa |
| 48 | Minnie Lillerest | 61 | Head | — | Iowa |
| 49 | Donald Lynch | 15 | Son | — | Nebraska |
| 50 | Lester Cambridge | 39 | Head | Traveling Salesman | Iowa |
| 51 | Mary Cambridge | 34 | Wife | No | Iowa |
| 52 | James Cambridge | 10 | Son | — | Iowa |
| 53 | Billy Cambridge | 8 | Son | — | Iowa |
| 54 | Jack Cambridge | 6 | Son | — | Iowa |
| 55 | Grace Petty | 44 | Head | Housework | Iowa |
| 56 | Paul Petty | 15 | Son | New Worker | Iowa |
| 57 | Donald Petty | 13 | Son | — | Iowa |
| 58 | Leo Petty | 12 | Son | — | Iowa |
| 59 | Virgil Petty | 8 | Son | — | Iowa |
| 60 | William Petty | 6 | Son | — | Iowa |
| 61 | Dolores Petty | 3 | Daughter | — | Iowa |
| 62 | Cleo Petty | 0 | Daughter | — | Iowa |
| 63 | Bertha Dinkey | 58 | Head | — | Iowa |
| 64 | James H. Bailey | 25 | Head | Co-Partner | Illinois |
| 65 | Bessie Bailey | 20 | Wife | No | Pennsylvania |
| 66 | Gertrude Bailey | 0 | Daughter | — | Iowa |
| 67 | William Weidneier | 24 | Head | — | Wisconsin |
| 68 | Ada Weidneier | 20 | Wife | No | Ohio |
| 69 | Viola Weidneier | 37 | Daughter | Stenographer | Illinois |
| 70 | June Weidneier | 14 | Daughter | — | Iowa |
| 71 | — | None | — | — | — |
| 72 | Charles H. Ovens | 40 | Head | Telephone Plant Man | Iowa |
| 73 | Marguerite Ovens | 36 | Wife | No | Illinois |
| 74 | Ella B. Willard | 72 | Head | No | Ohio |
| 75 | Mary L. Locke | 81 | Head | No | Iowa |
| 76 | John W. Hancey | 58 | Head | Insurance Salesman | Iowa |
| 77 | Effie Hancey | 55 | Daughter | No | Iowa |
| 78 | Asael A. Gillette | 71 | Head | Yes | Iowa |
| 79 | Gertrude Gillette | 65 | Wife | Yes | Iowa |
| 80 | Beulah Petersen | 24 | Maid | Maid | 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)