MH
Mary Hoffman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dubois-County, Indiana
Our Model Tree links this Mary Hoffman across the 1930 and 1940 US Censuses in Dubois-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 12-person household.
Age 15
b. ~1925
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dubois-County, Indiana |
| Surname | Hoffman |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Schnellville |
| 1935 Residence (County) | Dubois |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Schnellville |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| Betty Hoffman | Daughter | — | 7 | ~1933 |
| Mildred Hoffman | Daughter | — | 10 | ~1930 |
| Lanita Hoffman | Daughter | — | 12 | ~1928 |
| Frances Hoffman | Daughter | — | 2 | ~1938 |
| Mary Hoffman | Daughter | — | 15 | ~1925 |
| Petronilla Hoffman | Daughter | — | 4 | ~1936 |
| Rose Hoffman | Daughter | — | 8 | ~1932 |
| Leo Hoffman | Head | — | 42 | ~1898 |
| Father Taskie | Other | — | 80 | ~1860 |
| Hilbert Hoffman | Son | — | 16 | ~1924 |
| Ray Hoffman | Son | — | ~1940 | |
| Anna Hoffman | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Dubois, Indiana
Daughter, age 4
Dubois, Indiana · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| 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
Dubois-County, Indiana
Daughter, age 15
Dubois-County, Indiana · implied b. ~1925 — 12 household members
| Surname | Hoffman |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Schnellville |
| 1935 Residence (County) | Dubois |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | Hs 1 |
| 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 Hoffman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hoffman
Daughter · 1940 · age 15 · b. ~1925 · Indiana
★ You are viewing this record
Sibling
Rose Hoffman
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lanita Hoffman
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Hoffman
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilbert Hoffman
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Hoffman
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Petronilla Hoffman
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Hoffman
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Hoffman
Sibling · 1940 · age 7
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 — Dubois-County, Indiana
Open full size
1940 US Federal Census — Dubois-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01039-00433)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gusta Betz | 3 | Daughter | — | Indiana |
| 2 | Richard Betz | 1 | Son | — | Indiana |
| 3 | August Betz | 72 | Head | — | Indiana |
| 4 | Mary Betz | 74 | Wife | — | Indiana |
| 5 | Leo Knies | 36 | Head | Farmer | Indiana |
| 6 | Dorena Knies | 31 | Wife | — | Indiana |
| 7 | Delmar Knies | 5 | Son | — | Indiana |
| 8 | Ben Rohlman | 55 | Head | Farmer | Indiana |
| 9 | Margaret Rohlman | 48 | Wife | — | Indiana |
| 10 | Bernard Rohlman | 16 | Son | Farm Helper | Indiana |
| 11 | Rosina Rohlman | 14 | Daughter | — | Indiana |
| 12 | Anna Rohlman | 11 | Daughter | — | Indiana |
| 13 | Franklin Rohlman | 7 | Son | — | Indiana |
| 14 | Anthony Buhr | 75 | Lodger | — | Indiana |
| 15 | Leo Hoffman | 42 | Head | Farmer | Indiana |
| 16 | Anna Hoffman | 38 | Wife | — | Indiana |
| 17 | Hilbert Hoffman | 16 | Son | — | Indiana |
| 18 | Mary Hoffman THIS PERSON | 15 | Daughter | — | Indiana |
| 19 | Lanita Hoffman | 12 | Daughter | — | Indiana |
| 20 | Mildred Hoffman | 10 | Daughter | — | Indiana |
| 21 | Rose Lee Hoffman | 8 | Daughter | — | Indiana |
| 22 | Betty Hoffman | 7 | Daughter | — | Indiana |
| 23 | Petronilla Hoffman | 4 | Daughter | — | Indiana |
| 24 | Frances Hoffman | 2 | Daughter | — | Indiana |
| 25 | Ray Hoffman | 0 | Son | — | Indiana |
| 26 | Father Taskie | 80 | Father | — | Indiana |
| 27 | John Fritz | 55 | Head | Farmer | Indiana |
| 28 | Helen Fritz | 21 | Daughter | Waitress | Indiana |
| 29 | Lucy Fritz | 19 | Daughter | Waitress | Indiana |
| 30 | Elsie Fritz | 18 | Daughter | — | Indiana |
| 31 | Lawrence Fritz | 16 | Son | Farm Laborer | Indiana |
| 32 | Mike Kress | 62 | Head | Farmer | Indiana |
| 33 | Rose Kress | 62 | Wife | — | Indiana |
| 34 | Leo Kress | 32 | Son | Farm Hand | Indiana |
| 35 | Verona Kress | 30 | Daughter | Maid | Indiana |
| 36 | Victor Kress | 25 | Son | Labor | Indiana |
| 37 | Richard Kress | 22 | Son | Clerk | Indiana |
| 38 | Andy Prechtel | 74 | Head | Farmer | Indiana |
| 39 | Mary Black | 72 | Head | — | Indiana |
| 40 | Cyrine Welp | 45 | Head | Farmer | 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)