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Mary Mccormick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · White-County, Indiana
Our Model Tree links this Mary Mccormick across the 1930 and 1940 US Censuses in White-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 12-person household.
Age 13
b. ~1927
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | White-County, Indiana |
| Surname | McCormick |
| Given Name | Mary Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | White |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Monon |
| Est. Birth Year | ~1927 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Patricia Mccormick | Daughter | — | 9 | ~1931 |
| Frances Mccormick | Daughter | — | 10 | ~1930 |
| Donna Mccormick | Daughter | — | 1 | ~1939 |
| Lucille Mccormick | Daughter | — | 15 | ~1925 |
| Mary Mccormick | Daughter | — | 13 | ~1927 |
| Charlotte Mccormick | Daughter | — | 2 | ~1938 |
| Ed Mccormick | Head | — | 42 | ~1898 |
| Charles Mccormick | Son | — | 5 | ~1935 |
| Robert Mccormick | Son | — | 4 | ~1936 |
| Joseph Mccormick | Son | — | 6 | ~1934 |
| Glenn Mccormick | Son | — | 3 | ~1937 |
| Emma Mccormick | Spouse | — | 37 | ~1903 |
Census Appearances
1930
White, Indiana
Daughter, age 3
White, Indiana · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Mary V |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
White-County, Indiana
Daughter, age 13
White-County, Indiana · implied b. ~1927 — 12 household members
| Surname | McCormick |
| Given Name | Mary Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | White |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 Mccormick across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mccormick
Daughter · 1940 · age 13 · b. ~1927 · Indiana
★ You are viewing this record
Sibling
Robert Mccormick
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mccormick
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Mccormick
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Mccormick
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Mccormick
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Mccormick
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Mccormick
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mccormick
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Glenn Mccormick
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 — White-County, Indiana
Open full size
1940 US Federal Census — White-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01110-00790)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Amos G. Antrim | 58 | Head | U | Indiana |
| 42 | Florence Antrim | 52 | Wife | 7 | Indiana |
| 43 | Doris Antrim | 15 | Daughter | 6 | Indiana |
| 44 | Irue Culp | 42 | Head | Stock Buyer | Indiana |
| 45 | Edith O. Culp | 29 | Wife | H | Indiana |
| 46 | Irue Jr. Culp | 17 | Son | 6 | Indiana |
| 47 | Richard Culp | 11 | Son | — | Indiana |
| 48 | Jimmie Culp | 9 | Son | — | Indiana |
| 49 | Billy Culp | 8 | Son | — | Indiana |
| 50 | Ruby Sandberg | 38 | Head | Farmer | Indiana |
| 51 | Lola Sandberg | 18 | Daughter | 6 | Indiana |
| 52 | Guy Sandberg | 15 | Son | 6 | Indiana |
| 53 | Gordon Sandberg | 14 | Son | 6 | Indiana |
| 54 | Ed Mccormick | 42 | Head | Farmer | Indiana |
| 55 | Emma Mccormick | 37 | Wife | H | Indiana |
| 56 | Lucille Mccormick | 15 | Daughter | 6 | Indiana |
| 57 | Mary Alice Mccormick THIS PERSON | 13 | Daughter | — | Indiana |
| 58 | Frances Mccormick | 10 | Daughter | — | Indiana |
| 59 | Patricia Mccormick | 9 | Daughter | — | Indiana |
| 60 | Joseph Mccormick | 6 | Son | — | Indiana |
| 61 | Charles Mccormick | 5 | Son | — | Indiana |
| 62 | Robert Mccormick | 4 | Son | — | Indiana |
| 63 | Glenn Mccormick | 3 | Son | — | Indiana |
| 64 | Charlotte Mccormick | 2 | Daughter | — | Indiana |
| 65 | Donna Mccormick | 1 | Daughter | — | Indiana |
| 66 | Alfred Rinker | 42 | Head | Farmer | Indiana |
| 67 | Ruth Rinker | 43 | Wife | H | Indiana |
| 68 | Bill Rinker | 23 | Son | Truck Driver | Indiana |
| 69 | Harold Rinker | 21 | Son | 6 | Indiana |
| 70 | Rex Rinker | 19 | Son | 6 | Indiana |
| 71 | Imogene Rinker | 17 | Daughter | 6 | Indiana |
| 72 | Bruce Rinker | 13 | Son | — | Indiana |
| 73 | John E. Marion | 31 | Head | Farmer | Indiana |
| 74 | Lois Marion | 27 | Wife | H | Indiana |
| 75 | Irene Sue Marion | 5 | Daughter | — | Indiana |
| 76 | Mary Lou Marion | 2 | Daughter | — | Indiana |
| 77 | Siah Marion | 61 | Head | Farmer | Indiana |
| 78 | Alestha Marion | 56 | Wife | H | Indiana |
| 79 | Violet Hirt | 29 | Daughter | H | Indiana |
| 80 | Joe Hirt | 31 | Son-in-law | 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)