MH
Mary Hoffman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Berrien-County, Michigan
Our Model Tree links this Mary Hoffman across the 1920, 1930 and 1940 US Censuses in Berrien-County, Michigan (XGBoost, ~Confirmed), with identified parents Fred & Fred — first a daughter (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Berrien-County, Michigan |
| Surname | Hoffman |
| Given Name | Mary Jane |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | St. Joseph |
| 1935 Residence (County) | Berrien |
| Additional Details | |
| Occupation | Nurse |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 36 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Nurse |
| Township / Ward | St Joseph |
| Est. Birth Year | ~1919 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Hoffman | Daughter | — | 21 | ~1919 |
| Fred Hoffman | Head | — | 46 | ~1894 |
| William Hoffman | Son | — | 15 | ~1925 |
| Elseille Hoffman | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Berrien, Michigan
Daughter, age 1
Berrien, Michigan · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Indiana |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Berrien, Michigan
Daughter, age 11
Berrien, Michigan · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Berrien-County, Michigan
Daughter, age 21
Berrien-County, Michigan · implied b. ~1919 — 4 household members
| Surname | Hoffman |
| Given Name | Mary Jane |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | St. Joseph |
| 1935 Residence (County) | Berrien |
| Occupation | Nurse |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 36 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Hoffman (~0.92 confidence) and father Fred Hoffman (~0.92 confidence) and father Fred Hoffman (~0.92 confidence) and mother Elseille Hoffman (~0.92 confidence) and mother Estella Hoffman (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Hoffman
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Fred Hoffman
b. ~1894
Source father
● Household
· direct · ~0.92
Father
Fred Hoffman
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Elseille Hoffman
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Estella Hoffman
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Hoffman
Daughter · 1940 · age 21 · b. ~1919 · Michigan
★ You are viewing this record
Sibling
William Hoffman
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 — Berrien-County, Michigan
Open full size
1940 US Federal Census — Berrien-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01733-00427)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jane Jackson | 39 | wife | Stenographer | Michigan |
| 42 | Donald Jackson | 15 | son | — | Michigan |
| 43 | Charles Rose | 40 | Head | Machinist | Indiana |
| 44 | Evelyn Rose | 36 | wife | — | Illinois |
| 45 | Lurline Rose | 12 | daughter | — | Illinois |
| 46 | Arthur Ecker | 59 | father-in-law | Proprietor | Illinois |
| 47 | Bertha Ecker | 55 | mother-in-law | — | Illinois |
| 48 | Lester Kratchman | 28 | Head | Knitter | Michigan |
| 49 | Lydia Kratchman | 29 | wife | — | Illinois |
| 50 | Eldine Kratchman | 3 | daughter | — | Michigan |
| 51 | Bertha Haase | 56 | Head | — | Michigan |
| 52 | Berndt, Sophie Haase | 84 | mother | — | Germany |
| 53 | Roland Andrea | 23 | Lodger | Pressman | Michigan |
| 54 | Arthur Zeyer | 26 | Lodger | Knitter | Michigan |
| 55 | Rheinhold Ludwig | 61 | Head | Foreman | Germany |
| 56 | Ida Ludwig | 54 | wife | — | Germany |
| 57 | Beatrice Ludwig | 20 | daughter | Typist | Michigan |
| 58 | Gerald Ludwig | 16 | son | — | Michigan |
| 59 | Rhine Belle Huss | 58 | Head | — | Michigan |
| 60 | Carl Huss | 29 | son | Repairman | Michigan |
| 61 | Marian Huss | 21 | daughter-in-law | Topper | Michigan |
| 62 | Iris Huss | 25 | daughter | Clerk | Michigan |
| 63 | Harvey Ruse | 58 | Head | O.S. Man | Indiana |
| 64 | Minnie Ruse | 56 | wife | Press Feeder | Michigan |
| 65 | Phyllis Schmidt | 14 | daughter | — | Michigan |
| 66 | John E. Eeja | 35 | Head | Radio Repair | Illinois |
| 67 | Helen Eeja | 30 | wife | Bookkeeper | Michigan |
| 68 | Fred W. A. Hoffman | 46 | Head | Dry Cleaner | Michigan |
| 69 | Elseille Hoffman | 44 | wife | — | Indiana |
| 70 | Mary Jane Hoffman THIS PERSON | 21 | daughter | Nurse | Michigan |
| 71 | William Hoffman | 15 | son | — | Michigan |
| 72 | Fred Reinhardt | 48 | Head | Foreman | Poland |
| 73 | Ottie Ottie Reinhardt | 44 | wife | — | Poland |
| 74 | Harold Reinhardt | 18 | son | — | Michigan |
| 75 | Anna Kasischke | 41 | Head | Proprietor | Michigan |
| 76 | Ruth Kasischke | 17 | daughter | — | Michigan |
| 77 | Gerard Kasischke | 14 | son | — | Michigan |
| 78 | Florence Kasischke | 11 | daughter | — | Michigan |
| 79 | Alan Kasischke | 9 | son | — | Michigan |
| 80 | Adolph Busse | 31 | Head | Policeman | Russia |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)