ME
Mary Eckert — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clark-County, Indiana
Our Model Tree links this Mary Eckert across the 1930 and 1940 US Censuses in Clark-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 11-person household.
Age 14
b. ~1926
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clark-County, Indiana |
| Surname | Eckert |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Carr Township |
| 1935 Residence (County) | Clark |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Carr Township |
| Est. Birth Year | ~1926 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Leo Eckert | Son | — | 4 | ~1936 |
| Mary Eckert | Spouse | — | 47 | ~1893 |
| Mary Eckert | Daughter | — | 14 | ~1926 |
| Ralph Eckert | Son | — | 18 | ~1922 |
| John Eckert | Son | — | 2 | ~1938 |
| Matthew Eckert | Son | — | 5 | ~1935 |
| August Eckert | Son | — | 11 | ~1929 |
| Raymond Eckert | Son | — | 12 | ~1928 |
| Albert Eckert | Son | — | 17 | ~1923 |
| Anna Eckert | Daughter | — | 7 | ~1933 |
| Carl Eckert | Son | — | 15 | ~1925 |
Census Appearances
1930
Clark, Indiana
Daughter, age 4
Clark, Indiana · implied b. ~1926 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Eckert |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Clark-County, Indiana
Daughter, age 14
Clark-County, Indiana · implied b. ~1926 — 11 household members
| Surname | Eckert |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Carr Township |
| 1935 Residence (County) | Clark |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Eckert across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Eckert
Daughter · 1940 · age 14 · b. ~1926 · Indiana
★ You are viewing this record
Sibling
Raymond Eckert
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Eckert
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Eckert
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Eckert
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
August Eckert
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Eckert
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Eckert
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Eckert
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Eckert
Sibling · 1940 · age 17
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 — Clark-County, Indiana
Open full size
1940 US Federal Census — Clark-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01031-00037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Eckert | 47 | Wife | — | Indiana |
| 42 | Ralph Eckert | 18 | Son | Farmer | Indiana |
| 43 | Albert Eckert | 17 | Son | — | Indiana |
| 44 | Carl Eckert | 15 | Son | — | Indiana |
| 45 | Mary Eckert THIS PERSON | 14 | Daughter | — | Indiana |
| 46 | Raymond Eckert | 12 | Son | — | Indiana |
| 47 | August Eckert | 11 | Son | — | Indiana |
| 48 | Anna Eckert | 7 | Daughter | — | Indiana |
| 49 | Matthew Eckert | 5 | Son | — | Indiana |
| 50 | Leo Eckert | 4 | Son | — | Indiana |
| 51 | John Eckert | 2 | Son | — | Indiana |
| 52 | Charles F. Chambers | 39 | Head | Electrician | Michigan |
| 53 | Helen Chambers | 39 | Wife | — | Indiana |
| 54 | Alene Kaler | 19 | Maid | Maid | Indiana |
| 55 | William Kraemer | 70 | Head | Clerk | Indiana |
| 56 | Emma Kraemer | 56 | Wife | — | Indiana |
| 57 | Ralph Kraemer | 12 | Son | — | Indiana |
| 58 | Lena Ball | 58 | Head | — | Indiana |
| 59 | Bernard Klinkhammer | 30 | Son-in-law | Laborer | Indiana |
| 60 | Dorothy Klinkhammer | 25 | Daughter | — | Indiana |
| 61 | Paul A. Klinkhammer | 1 | Grandson | — | Indiana |
| 62 | Clara Schubnell | 61 | Head | — | Indiana |
| 63 | Emma Schubnell | 62 | Head | Clerk | Indiana |
| 64 | Clarence Schubnell | 24 | Son | Laborer | Indiana |
| 65 | Doris Schubnell | 18 | Daughter-in-law | — | Indiana |
| 66 | Kenneth Schubnell | 19 | Son | Laborer | Indiana |
| 67 | Mildred Schubnell | 18 | Daughter-in-law | — | Indiana |
| 68 | Linda M. Schubnell | 0 | Granddaughter | — | Indiana |
| 69 | George Sr. Popp | 36 | Head | Section Hand | Indiana |
| 70 | Esther Popp | 32 | Wife | — | Indiana |
| 71 | George Jr. Popp | 10 | Son | — | Indiana |
| 72 | James Popp | 8 | Son | — | Indiana |
| 73 | Kenneth Popp | 7 | Son | — | Indiana |
| 74 | Merlin Popp | 5 | Son | — | Indiana |
| 75 | Maurice Popp | 4 | Son | — | Indiana |
| 76 | Joan Popp | 2 | Daughter | — | Indiana |
| 77 | William Popp | 64 | Head | Farmer | Indiana |
| 78 | Anna M. Popp | 70 | Sister-in-law | — | Indiana |
| 79 | Edwin Popp | 28 | Nephew | Farmer | Indiana |
| 80 | Robert Sr. Popp | 38 | Head | Section Foreman | 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)