MH
Mary Hoffman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Orleans-County, Louisiana
Our Model Tree links this Mary Hoffman across the 1920, 1930 and 1940 US Censuses in Orleans-County, Louisiana (XGBoost, ~Confirmed), with identified parents Joe & Joseph — first a daughter (b.~1906), then head of a 2-person household.
Age 34
b. ~1906
Female
Daughter
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orleans-County, Louisiana |
| Surname | Hoffman |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1800 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Teacher |
| Township / Ward | New Orleans City |
| Est. Birth Year | ~1906 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Hoffman | Daughter | — | 34 | ~1906 |
| Katie Hoffman | Head | — | 55 | ~1885 |
Census Appearances
1920
Jefferson, Louisiana
Daughter, age 14
Jefferson, Louisiana · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Jefferson, Louisiana
Daughter, age 24
Jefferson, Louisiana · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Louisiana |
| Occupation | School teacher |
| Industry | Public school |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Orleans-County, Louisiana
Daughter, age 34
Orleans-County, Louisiana · implied b. ~1906 — 2 household members
| Surname | Hoffman |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | New Orleans City |
| 1935 Residence (County) | Orleans |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1800 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Joe Hoffman (~0.92 confidence) and father Joseph Hoffman (~0.92 confidence) and mother Katie Hoffman (~0.92 confidence) and mother Katie Hoffman (~0.92 confidence) and mother Katie Hoffman (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joe Hoffman
b. ~1864
Source father
● Household
· direct · ~0.92
Father
Joseph Hoffman
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Katie Hoffman
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Katie Hoffman
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Katie Hoffman
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Hoffman
Daughter · 1940 · age 34 · b. ~1906 · Louisiana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Orleans-County, Louisiana
Open full size
1940 US Federal Census — Orleans-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01421-00773)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fred A Gould | 64 | Father | Poultry Dealer | Louisiana |
| 42 | Flora Gould | 59 | Mother | — | Louisiana |
| 43 | Albert J Leonhard | 31 | Head | Cleaner | Louisiana |
| 44 | Marcella Leonhard | 30 | Wife | — | Louisiana |
| 45 | Ann M Leonhard | 7 | Daughter | — | Louisiana |
| 46 | Robert F Leonhard | 4 | Son | — | Louisiana |
| 47 | Alan J Leonhard | 2 | Son | — | Louisiana |
| 48 | Katie P Hoffman | 55 | Head | — | Mississippi |
| 49 | Mary E Hoffman THIS PERSON | 34 | Daughter | Teacher | Mississippi |
| 50 | Steven F Moscara | 62 | Head | Secretary | Louisiana |
| 51 | Ida R Moscara | 60 | Wife | — | Louisiana |
| 52 | Ida May Moscara | 29 | Daughter | Stenographer | Louisiana |
| 53 | Rosemary Moscara | 28 | Daughter | Stenographer | Louisiana |
| 54 | Jean B Poiret | 79 | Head | — | France |
| 55 | Noemie Poiret | 76 | Wife | — | Louisiana |
| 56 | Jeanne Poiret | 42 | Daughter | Typist | Louisiana |
| 57 | Carrie Heisler | 51 | Head | — | Louisiana |
| 58 | Randall C Heisler | 29 | Son | Clerk | Louisiana |
| 59 | Mildred O Heisler | 24 | Daughter | Designer | Louisiana |
| 60 | John E Heisler | 23 | Son | Painter | Louisiana |
| 61 | Robert L Heisler | 21 | Son | Clerk | Louisiana |
| 62 | James H Heisler | 19 | Son | Telephone Collector | Louisiana |
| 63 | Calvan W Heisler | 15 | Son | — | Louisiana |
| 64 | Catherine Schuyler | 78 | Mother | — | Louisiana |
| 65 | William H Volders | 44 | Head | Agent | Iowa |
| 66 | Noemie S Volders | 49 | Wife | — | Louisiana |
| 67 | Shirley L Volders | 22 | Daughter | — | Louisiana |
| 68 | Marie L Manley | 66 | Head | — | Louisiana |
| 69 | Freeman L Manley | 35 | Son | Salesman | Georgia |
| 70 | Marion C Manley | 32 | Daughter | Stenographer | Louisiana |
| 71 | Esther A Manley | 27 | Daughter | Stenographer | Louisiana |
| 72 | Josephine L Lubervielle | 67 | Sister | — | Louisiana |
| 73 | Alexander B Byran | 53 | Head | Clerk | Florida |
| 74 | Eula S Byran | 55 | Wife | — | Alabama |
| 75 | William H Lawton | 25 | Son | Radio Officer | Florida |
| 76 | B Lawton | 18 | Son | — | Louisiana |
| 77 | Leopold C Miller | 47 | Head | Proprietor | Louisiana |
| 78 | Marcella P Miller | 46 | Wife | Waitress | Louisiana |
| 79 | Eric G Augustine | 33 | Lodger | Delivery Boy | Louisiana |
| 80 | William S Pike | 47 | Lodger | Delivery Boy | Louisiana |
Pedigree Summary
Mary
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)