MC
Mary Casey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lancaster-County, Nebraska
Our Model Tree links this Mary Casey across the 1920, 1930 and 1940 US Censuses in Lancaster-County, Nebraska (XGBoost, ~Confirmed) — first a head (b.~1861), then head of a 2-person household.
Age 79
b. ~1861
Female
Head
Born: Scotland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Lancaster-County, Nebraska |
| Surname | Casey |
| Given Name | Mary E |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 79 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| 1935 Residence (City) | No. Bluff Precinct |
| 1935 Residence (County) | Lancaster |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | No Bluff Precinct |
| Est. Birth Year | ~1861 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Casey | Head | — | 79 | ~1861 |
| Martin Casey | Son | — | 41 | ~1899 |
Census Appearances
1920
Lancaster, Nebraska
Head, age 60
Lancaster, Nebraska · implied b. ~1860 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | Mary J. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| Year of Immigration | 1886 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Occupation | farmer |
| Industry | general farm |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Scotland |
| Year of Naturalization | 1891 |
| Birthplace (normalized) | scotland |
1930
Lancaster, Nebraska
Other, age 70
Lancaster, Nebraska · implied b. ~1860 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | Mary Jane |
| Relationship to Head | Mother-H |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| Year of Immigration | 1880 |
| Age at First Marriage | 25 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Lancaster-County, Nebraska
Head, age 79
Lancaster-County, Nebraska · implied b. ~1861 — 2 household members
| Surname | Casey |
| Given Name | Mary E |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 79 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| 1935 Residence (City) | No. Bluff Precinct |
| 1935 Residence (County) | Lancaster |
| Naturalization Status | Naturalized |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Mary Casey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Casey
Head · 1940 · age 79 · b. ~1861 · Nebraska
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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 — Lancaster-County, Nebraska
Open full size
1940 US Federal Census — Lancaster-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02255-00644)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lina B Brockmiller | 47 | Wife | Farmer | Nebraska |
| 2 | Thelma Brockmiller | 18 | Daughter | Farmer | Nebraska |
| 3 | Dorothy Brockmiller | 16 | Daughter | Farmer | Nebraska |
| 4 | Ruby Brockmiller | 13 | Daughter | Farmer | Nebraska |
| 5 | Naomi Brockmiller | 10 | Daughter | — | Nebraska |
| 6 | Verna Brockmiller | 9 | Daughter | — | Nebraska |
| 7 | Irene Brockmiller | 6 | Daughter | — | Nebraska |
| 8 | Mary E Casey THIS PERSON | 79 | Head | — | Scotland |
| 9 | Martin Casey | 41 | Son | Farmer | Nebraska |
| 10 | Ed O Martens | 71 | Head | Farmer | Ohio |
| 11 | Elmer Done | 70 | Head | Farmer | Indiana |
| 12 | Blanche Done | 58 | Wife | — | Iowa |
| 13 | Ralph Done | 30 | Son | Laborer | Nebraska |
| 14 | Elma Done | 21 | Daughter | Typist | Nebraska |
| 15 | Arthur D Nielsen | 58 | Head | Farmer | Nebraska |
| 16 | Anna Nielsen | 51 | Wife | — | Nebraska |
| 17 | Ivan Nielsen | 14 | Son | — | Nebraska |
| 18 | James P Finnigan | 64 | Head | Farmer | Nebraska |
| 19 | Robert Finnigan | 60 | Brother | Farmer | Nebraska |
| 20 | Jessie Finnigan | 59 | Sister | — | Nebraska |
| 21 | Otto Myers | 59 | Head | Farmer | Kansas |
| 22 | Hazel Myers | 49 | Wife | — | Nebraska |
| 23 | Donald Myers | 20 | Son | Laborer | Nebraska |
| 24 | Marian Myers | 11 | Daughter | — | Nebraska |
| 25 | Oscar O Spader | 47 | Head | Farmer | Sweden |
| 26 | Lillian Spader | 45 | Wife | — | Nebraska |
| 27 | Lester Spader | 19 | Son | Laborer | Nebraska |
| 28 | Florence Spader | 17 | Daughter | — | Nebraska |
| 29 | Elinor Spader | 16 | Daughter | — | Nebraska |
| 30 | Muns O Munson | 57 | Head | Farmer | Norway |
| 31 | Nannie Munson | 47 | Wife | — | Nebraska |
| 32 | Jesse O Vanney | 49 | Head | Farmer | Nebraska |
| 33 | Iva Vanney | 47 | Wife | — | Nebraska |
| 34 | Sabra Vanney | 16 | Daughter | — | Nebraska |
| 35 | Muriel Vanney | 12 | Daughter | — | Nebraska |
| 36 | William Vanney | 8 | Son | — | Nebraska |
| 37 | Raymond Vanney | 6 | Son | — | Nebraska |
| 38 | Frank Anderson | 43 | Head | Farmer | Kansas |
| 39 | Mayme Anderson | 44 | Wife | — | Nebraska |
| 40 | Vern Anderson | 19 | Son | Laborer | Nebraska |
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)