MC
Mary Case — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Shelby-County, Indiana
Our Model Tree links this Mary Case across the 1930 and 1940 US Censuses in Shelby-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Indiana |
| Surname | Case |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Shelbyville |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Shelbyville |
| Est. Birth Year | ~1928 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ethel Case | Spouse | — | 32 | ~1908 |
| Neva Case | Daughter | — | 7 | ~1933 |
| Clifford Case | Head | — | 41 | ~1899 |
| Janice Case | Daughter | — | 3 | ~1937 |
| Alva Case | Son | — | 13 | ~1927 |
| Fontella Case | Daughter | — | 10 | ~1930 |
| Mary Case | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Shelby, Indiana
Daughter, age 2
Shelby, Indiana · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Shelby-County, Indiana
Daughter, age 12
Shelby-County, Indiana · implied b. ~1928 — 7 household members
| Surname | Case |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Shelbyville |
| 1935 Residence (County) | Shelby |
| Highest Grade | 6 |
| 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 Mary Case across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Case
Daughter · 1940 · age 12 · b. ~1928 · Indiana
★ You are viewing this record
Sibling
Fontella Case
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alva Case
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Neva Case
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janice Case
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Shelby-County, Indiana
Open full size
1940 US Federal Census — Shelby-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01094-00512)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Tucker | 9 | Daughter | — | Indiana |
| 42 | Emal Tucker | 4 | Son | — | Indiana |
| 43 | Margaret Fay Tucker | 1 | Daughter | — | Indiana |
| 44 | Harry W Miller | 31 | Head | Lathe Operator | Indiana |
| 45 | Roberta J Miller | 29 | Wife | — | Illinois |
| 46 | Maryland Miller | 7 | Daughter | — | Indiana |
| 47 | Gloria Sue Miller | 5 | Daughter | — | Indiana |
| 48 | William F Miller | 3 | Son | — | Indiana |
| 49 | Patricia Kay Miller | 1 | Daughter | — | Indiana |
| 50 | Bettie Louise Simpson | 9 | Daughter | — | Indiana |
| 51 | Amanda Tuttle | 85 | Head | — | Indiana |
| 52 | Enos Pendleton | 27 | Head | Labor | Kentucky |
| 53 | Cleo D Pendleton | 25 | Wife | — | Kentucky |
| 54 | Betty Pendleton | 9 | Daughter | — | Indiana |
| 55 | Edna Pendleton | 8 | Daughter | — | Kentucky |
| 56 | Barbra Pendleton | 3 | Daughter | — | Indiana |
| 57 | Ray W Wood | 21 | Head | Press Operator | Indiana |
| 58 | Frances Wood | 18 | Wife | — | Indiana |
| 59 | Michael Wood | 0 | Son | — | Indiana |
| 60 | William H Tucker | 67 | Head | — | Indiana |
| 61 | Flora Tucker | 56 | Wife | — | Indiana |
| 62 | Bert C Evans | 55 | Head | Laborer | Indiana |
| 63 | Mary E Evans | 61 | Wife | — | Indiana |
| 64 | Everett Scudder | 30 | Head | Laborer | Indiana |
| 65 | Delores Scudder | 28 | Wife | — | Indiana |
| 66 | Charles Scudder | 11 | Son | — | Indiana |
| 67 | James Scudder | 10 | Son | — | Indiana |
| 68 | Alice Ruth Scudder | 8 | Daughter | — | Indiana |
| 69 | Phyllis May Scudder | 2 | Daughter | — | Indiana |
| 70 | Clifford C Case | 41 | Head | Laborer | Indiana |
| 71 | Ethel Case | 32 | Wife | — | Indiana |
| 72 | Alva Clinton Case | 13 | Son | — | Indiana |
| 73 | Mary Lou Case THIS PERSON | 12 | Daughter | — | Indiana |
| 74 | Fontella P Case | 10 | Daughter | — | Indiana |
| 75 | Neva Lynn Case | 7 | Daughter | — | Indiana |
| 76 | Janice Sue Case | 3 | Daughter | — | Indiana |
| 77 | Florence D Bartlett | 77 | Head | — | Indiana |
| 78 | John J Brown | 54 | Head | Labor | Indiana |
| 79 | Georgia Brown | 46 | Wife | — | Indiana |
| 80 | John M Brown | 81 | Father | — | Indiana |
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)