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Joseph Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Joseph Schmidt across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents August & August — first a son (b.~1913), then head of a 10-person household.
Age 27
b. ~1913
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Schmidt |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Millwright |
| Industry | Glass Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Millwright |
| Township / Ward | Cincinnati |
| Est. Birth Year | ~1913 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| August Schmidt | Head | — | 65 | ~1875 |
| Francis Schmidt | Son | — | 21 | ~1919 |
| Mary Schmidt | Spouse | — | 60 | ~1880 |
| Joseph Schmidt | Son | — | 27 | ~1913 |
| Marilyn Maddock | Other | — | 10 | ~1930 |
| Dennis Maddock | Other | — | ~1940 | |
| Paul Maddock | Other | — | 5 | ~1935 |
| Paul Maddock | Other | — | 34 | ~1906 |
| Edward Schmidt | Son | — | 35 | ~1905 |
| Eleanore Maddock | Daughter | — | 32 | ~1908 |
Census Appearances
1920
Hamilton, Ohio
Son, age 7
Hamilton, Ohio · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Son, age 17
Hamilton, Ohio · implied b. ~1913 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Kentucky |
| Occupation | Laborer |
| Industry | Machine Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Son, age 27
Hamilton-County, Ohio · implied b. ~1913 — 10 household members
| Surname | Schmidt |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Occupation | Millwright |
| Industry | Glass Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | 8 |
| 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 Joseph Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father August Schmidt (~0.92 confidence) and father August Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
August Schmidt
b. ~1875
Source father
● Household
· direct · ~0.92
Father
August Schmidt
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Schmidt
Son · 1940 · age 27 · b. ~1913 · Ohio
★ You are viewing this record
Sibling
Eleanore Maddock
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Schmidt
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Schmidt
Sibling · 1940 · age 35
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-t0627-03200-00761)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Russell Desalvo | 16 | Son | New Worker | Pennsylvania |
| 2 | John A. Schubert | 40 | Head | — | Germany |
| 3 | Marie Schubert | 44 | Wife | Housewife | Germany |
| 4 | William Schubert | 17 | Son | Errand Boy | Germany |
| 5 | Betty Jane Schubert | 10 | Daughter | — | Ohio |
| 6 | Ruth Schubert | 5 | Daughter | — | Ohio |
| 7 | Katie Lechner | 65 | Head | Housewife | Germany |
| 8 | Max E. Lechner | 41 | Son | Clerical Wk | Ohio |
| 9 | Bertha Jennings | 35 | Daughter | Forelady | Ohio |
| 10 | Donald Jennings | 5 | Grandson | — | Ohio |
| 11 | Charles Bristow | 27 | Head | Truck Driver | Ohio |
| 12 | Velma Bristow | 30 | Wife | Housewife | Indiana |
| 13 | Joseph Drier | 29 | Head | Baker | Michigan |
| 14 | Gertrude Drier | 26 | Wife | Housewife | Ohio |
| 15 | William Drier | 5 | Son | — | Ohio |
| 16 | Carol Ann Drier | 3 | Daughter | — | Ohio |
| 17 | Leo Burger | 46 | Head | Distributor | Ohio |
| 18 | Gladys Burger | 44 | Wife | Housewife | Kentucky |
| 19 | Joseph Burger | 22 | Son | New Worker | Kentucky |
| 20 | Margaret Burger | 17 | Daughter | Switcher | Kentucky |
| 21 | Frank Jones | 25 | Head | Upholsterer | Oklahoma |
| 22 | Irene Jones | 18 | Wife | Housewife | Kentucky |
| 23 | William Jones | 0 | Son | — | Ohio |
| 24 | Elza Dyer | 20 | Brother-in-law | New Worker | Kentucky |
| 25 | George Metternich | 55 | Head | Foreman | Indiana |
| 26 | Laura Metternich | 51 | Wife | Housewife | Ohio |
| 27 | Viola Metternich | 32 | Daughter | Librarian | Ohio |
| 28 | Chloe Metternich | 16 | Daughter | — | Ohio |
| 29 | Iris Metternich | 14 | Daughter | — | Ohio |
| 30 | August Schmidt | 65 | Head | Coremaker | Ohio |
| 31 | Mary Schmidt | 60 | Wife | Housewife | Ohio |
| 32 | Paul Maddock | 34 | Son-in-law | Bookkeeper | Ohio |
| 33 | Eleanore Maddock | 32 | Daughter | Housewife | Ohio |
| 34 | Marilyn Maddock | 10 | Granddaughter | — | Ohio |
| 35 | Paul Jr. Maddock | 5 | Grandson | — | Ohio |
| 36 | Dennis Maddock | 0 | Grandson | — | Ohio |
| 37 | Edward Schmidt | 35 | Son | Lathe Hand | Ohio |
| 38 | Joseph Schmidt THIS PERSON | 27 | Son | Millwright | Ohio |
| 39 | Francis Schmidt | 21 | Son | Leadman | Ohio |
| 40 | Peter J. Rinthen | 28 | Head | Store Boy | Michigan |
Related Census Records
Pedigree Summary
Joseph + 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)