MC
Mary Cain — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Carroll-County, Indiana
Our Model Tree links this Mary Cain across the 1930 and 1940 US Censuses in Carroll-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Carroll-County, Indiana |
| Surname | Cain |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Carroll |
| Additional Details | |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | Hs 1 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Pittsburg |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lottie Cain | Son | — | 11 | ~1929 |
| Walter Cain | Son | — | 18 | ~1922 |
| Paul Cain | Son | — | 15 | ~1925 |
| John Cain | Head | — | 39 | ~1901 |
| Hazel Cain | Daughter | — | 13 | ~1927 |
| Ruth Cain | Spouse | — | 36 | ~1904 |
| Willard Cain | Son | — | 9 | ~1931 |
| Mary Cain | Daughter | — | 16 | ~1924 |
| Ruth Cain | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Carroll, Indiana
Daughter, age 6
Carroll, Indiana · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cain |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Carroll-County, Indiana
Daughter, age 16
Carroll-County, Indiana · implied b. ~1924 — 9 household members
| Surname | Cain |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Carroll |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | Hs 1 |
| 1935 Residence | Indiana |
| 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 Cain across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cain
Daughter · 1940 · age 16 · b. ~1924 · Indiana
★ You are viewing this record
Sibling
Walter Cain
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Cain
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Cain
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lottie Cain
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willard Cain
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Cain
Sibling · 1940 · age 15
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 — Carroll-County, Indiana
Open full size
1940 US Federal Census — Carroll-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01029-00424)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bobbie Bowman | 15 | Son | — | Indiana |
| 2 | Martha Bowman | 54 | Head | — | Indiana |
| 3 | Billy Baird | 17 | Grandson | — | Indiana |
| 4 | John Cain | 39 | Head | Section Laborer | Indiana |
| 5 | Ruth Cain | 36 | Wife | — | Indiana |
| 6 | Walter Cain | 18 | Son | Laborer | Indiana |
| 7 | Mary Cain THIS PERSON | 16 | Daughter | — | Indiana |
| 8 | Paul Cain | 15 | Son | — | Indiana |
| 9 | Hazel Cain | 13 | Daughter | — | Indiana |
| 10 | Lottie Cain | 11 | Son | — | Indiana |
| 11 | Willard Cain | 9 | Son | — | Indiana |
| 12 | Ruth Irene Cain | 8 | Daughter | — | Indiana |
| 13 | Norval Abraham | 40 | Head | Conductor | Indiana |
| 14 | Lillian Abraham | 33 | Wife | — | Indiana |
| 15 | Ada Abraham | 15 | Daughter | — | Illinois |
| 16 | Harold Abraham | 11 | Son | — | Indiana |
| 17 | Edward Kurtz | 56 | Head | — | Indiana |
| 18 | Effie L. Kurtz | 56 | Wife | — | Nova Scotia |
| 19 | Rose M. Kurtz | 78 | Head | — | Indiana |
| 20 | Albert Jackson | 62 | Head | Contract Cement | Indiana |
| 21 | Eva Jackson | 55 | Wife | — | Indiana |
| 22 | Frank Murphy | 68 | Head | — | Indiana |
| 23 | Cora Murphy | 65 | Wife | — | Indiana |
| 24 | Daniel Murphy | 34 | Son | Tinner | Indiana |
| 25 | Marie Murphy | 34 | Daughter in law | — | Mississippi |
| 26 | Grace Murphy | 8 | Grand daughter | — | Indiana |
| 27 | Merle Mullendore | 39 | Head | Laborer | Indiana |
| 28 | Mildred Mullendore | 36 | Wife | — | Indiana |
| 29 | Jeraldine Mullendore | 20 | Daughter | — | Indiana |
| 30 | Louise Mullendore | 15 | Daughter | — | Indiana |
| 31 | Joy Mullendore | 1 | Daughter | — | Indiana |
| 32 | Lee Storey | 24 | Head | Laborer | Tennessee |
| 33 | Lucie Storey | 23 | Wife | — | Indiana |
| 34 | John Storey | 5 | Son | — | Indiana |
| 35 | Rebecca Storey | 1 | Daughter | — | Indiana |
| 36 | Richard D. Cox | 33 | Head | Laborer | Indiana |
| 37 | Birdie Cox | 27 | Wife | — | Tennessee |
| 38 | Mary M. Cox | 2 | Daughter | — | Indiana |
| 39 | Bertha J. Cox | 1 | Daughter | — | Indiana |
| 40 | Lloyd Drager | 19 | Friend | Farm Laborer | 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)