MR
Mary Ritter — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Henry-County, Indiana
Our Model Tree links this Mary Ritter across the 1930 and 1940 US Censuses in Henry-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Indiana |
| Surname | Ritter |
| Given Name | Mary E. AB |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | New Castle City |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | New Castle City |
| Est. Birth Year | ~1920 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Carrie Taylor | Other | — | 67 | ~1873 |
| Mary Ritter | Daughter | — | 20 | ~1920 |
| Melvin Kimbrough | Head | — | 39 | ~1901 |
| Mary Thompson | Daughter | — | 24 | ~1916 |
| Sadie Wagman | Spouse | — | 57 | ~1883 |
Census Appearances
1930
Henry, Indiana
Daughter, age 10
Henry, Indiana · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rutter |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Henry-County, Indiana
Daughter, age 20
Henry-County, Indiana · implied b. ~1920 — 5 household members
| Surname | Ritter |
| Given Name | Mary E. AB |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | New Castle City |
| 1935 Residence (County) | Henry |
| Hours Worked | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| 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 Ritter across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Ritter
Daughter · 1940 · age 20 · b. ~1920 · Indiana
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Sibling
Mary Thompson
Sibling · 1940 · age 24
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 — Henry-County, Indiana
Open full size
1940 US Federal Census — Henry-County, Indiana
Page Contents
12 people indexed on this census page (nara:1940:m-t0627-01052-00523)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Grace Rowley | 65 | Wife | Teacher | Indiana |
| 2 | Laurence Bailey | 68 | Father | — | Indiana |
| 3 | William H. Wise | 69 | Son-in-law | — | Indiana |
| 4 | Maurice J. Smith | 36 | Head | Optometrist | Indiana |
| 5 | Irene L. Smith | 33 | Wife | — | Indiana |
| 6 | Charles O. Dalton | 1 | Son | — | Indiana |
| 7 | Betty Dalton | 8 | Daughter | — | Indiana |
| 8 | Melvin Kimbrough | 39 | Head | Operator | Tennessee |
| 9 | Carrie Taylor | 67 | Mother | Seamstress | Indiana |
| 10 | Mary Lou Thompson | 24 | Daughter | Secretary | Indiana |
| 11 | Sadie Wagman | 57 | Wife | — | Germany |
| 12 | Mary E. Ab Ritter THIS PERSON | 20 | Daughter | — | 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)