MH
Mary Hogan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Mary Hogan across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents James & James — first a daughter (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Hogan |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Sporting Goods |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 554 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Stenographer |
| Township / Ward | Cincinnati |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Alice Hogan | Daughter | — | 16 | ~1924 |
| Mary Hogan | Daughter | — | 23 | ~1917 |
| James Hogan | Head | — | 47 | ~1893 |
| James Hogan | Son | — | 20 | ~1920 |
| Martin Hogan | Son | — | 18 | ~1922 |
| Mary Hogan | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Hamilton, Ohio
Daughter, age 3
Hamilton, Ohio · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Daughter, age 13
Hamilton, Ohio · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Daughter, age 23
Hamilton-County, Ohio · implied b. ~1917 — 6 household members
| Surname | Hogan |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Occupation | Stenographer |
| Industry | Sporting Goods |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 554 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Hogan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Hogan (~0.92 confidence) and father James Hogan (~0.92 confidence) and father James Hogan (~0.92 confidence) and mother Mary Hogan (~0.92 confidence) and mother Mary Hogan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Hogan
b. ~1893
Source father
● Household
· direct · ~0.92
Father
James Hogan
b. ~1893
Source father
● Household
· direct · ~0.92
Father
James Hogan
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Mary Hogan
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Mary Hogan
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Hogan
Daughter · 1940 · age 23 · b. ~1917 · Ohio
★ You are viewing this record
Sibling
Martin Hogan
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Hogan
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Hogan
Sibling · 1940 · age 16
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 — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03196-00480)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henrietta Corben | 25 | Daughter | Secretary | Ohio |
| 2 | Carrie Zimmerman | 59 | Head | — | Ohio |
| 3 | Robert Wellington | 30 | Son | Time Keeper | Ohio |
| 4 | Esther Wellington | 20 | Daughter | Stenographer | Ohio |
| 5 | William F. Ruhe | 45 | Head | Milk Salesman | Kentucky |
| 6 | Emma B. Ruhe | 45 | Wife | — | Ohio |
| 7 | Elmer H. Vogel | 37 | Head | Clerk | Ohio |
| 8 | Freda Vogel | 37 | Wife | — | Ohio |
| 9 | Anna Berling | 64 | Mother | — | Ohio |
| 10 | Grant E. Shafer | 42 | Head | Machinist | Ohio |
| 11 | Vernola Shafer | 42 | Wife | — | Indiana |
| 12 | Arthur Riner | 24 | Son | Chemist | Indiana |
| 13 | Charles Bernard Riner | 16 | Son | — | Ohio |
| 14 | Lillie Williams | 62 | Mother | — | Indiana |
| 15 | John Schmerber | 45 | Head | Interior Decorator Painter | Ohio |
| 16 | Beatrice Schmerber | 44 | Wife | — | Russia |
| 17 | Rosemary Schmerber | 10 | Daughter | — | Ohio |
| 18 | James E. Hogan | 47 | Head | Bank Manager | Ohio |
| 19 | Mary Hogan | 46 | Wife | — | Ohio |
| 20 | Mary Agnes Hogan THIS PERSON | 23 | Daughter | Stenographer | Ohio |
| 21 | James J. Hogan | 20 | Son | Clerk | Ohio |
| 22 | Martin Hogan | 18 | Son | Clerk | Ohio |
| 23 | Alice Hogan | 16 | Daughter | — | Ohio |
| 24 | John V. Haley | 37 | Head | Painter | Ohio |
| 25 | Jean E. Haley | 37 | Wife | — | Ohio |
| 26 | John J. Haley | 13 | Son | — | Ohio |
| 27 | Robert F. Farrell | 49 | Head | Fireman | Ohio |
| 28 | Clara D. Farrell | 49 | Wife | — | Ohio |
| 29 | Robert D. Farrell | 14 | Son | — | Ohio |
| 30 | Edward N. Gerhardt | 43 | Head | Machinist | Ohio |
| 31 | Effie Gerhardt | 40 | Wife | — | Kentucky |
| 32 | Edward Gerhardt | 18 | Son | Laborer | Ohio |
| 33 | Clifford Gerhardt | 15 | Son | — | Ohio |
| 34 | Henry Weghorst | 54 | Head | Superintendent | Ohio |
| 35 | Mary H. Weghorst | 52 | Wife | — | Indiana |
| 36 | Mildred E. Weghorst | 23 | Daughter | Clerk | Ohio |
| 37 | Charles Brauning | 33 | Head | Pipe Molder | Ohio |
| 38 | Genevieve Brauning | 26 | Wife | Stenographer | Ohio |
| 39 | William J. Bonnerman | 56 | Head | Machinist | Ohio |
| 40 | Blanche Bonnerman | 53 | Wife | — | Ohio |
Pedigree Summary
Mary + 3 siblings
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)