JW
Joseph Wolf — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Joseph Wolf across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents Gustave & Theodore — first a son (b.~1917), then head of a 7-person household.
Age 23
b. ~1917
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Wolf |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | 32 |
| Industry | Editor |
| Class of Worker | Distillery |
| Highest Grade | H 8 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | 32 |
| Township / Ward | Wyoming Village |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Charles Case | Other | — | 3 | ~1937 |
| Frank Leinberger | Other | — | 23 | ~1917 |
| Joseph Wolf | Son | — | 23 | ~1917 |
| Estelle Leinberger | Daughter | — | 27 | ~1913 |
| Frank Leinberger | Other | — | ~1940 | |
| Theodore Wolf | Head | — | 73 | ~1867 |
| Katherine Wolf | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Hamilton, Ohio
Son, age 2
Hamilton, Ohio · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wulf |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Germany |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Son, age 13
Hamilton, Ohio · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wulf |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Germany |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Son, age 23
Hamilton-County, Ohio · implied b. ~1917 — 7 household members
| Surname | Wolf |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (County) | Hamilton |
| Occupation | 32 |
| Industry | Editor |
| Class of Worker | Distillery |
| Highest Grade | H 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 Wolf across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Gustave Wulf (~0.92 confidence) and father Theodore Wulf (~0.92 confidence) and mother Katherine Wulf (~0.92 confidence) and mother Katherine Wolf (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Gustave Wulf
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Theodore Wulf
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Katherine Wulf
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Katherine Wolf
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Wolf
Son · 1940 · age 23 · b. ~1917 · Ohio
★ You are viewing this record
Sibling
Estelle Leinberger
Sibling · 1940 · age 27
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-t0627-03079-00857)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charlene Gaines | 1 | Daughter | — | Ohio |
| 2 | Anthony Lanz | 39 | Head | — | France |
| 3 | Mary Lanz | 34 | Wife | — | Ohio |
| 4 | Clarence Lanz | 39 | Son | 40 | Ohio |
| 5 | Helen Lanz | 36 | Daughter | — | Ohio |
| 6 | Carl Lanz | 35 | Son | 40 | Ohio |
| 7 | William Lanz | 26 | Son | 54 | Ohio |
| 8 | Clara Elliot | 21 | Daughter | 40 | Ohio |
| 9 | Rita Elliot | 5 | Grand daughter | — | Ohio |
| 10 | John Elliot | 3 | Grand son | — | Ohio |
| 11 | Arnot Foster | 34 | Head | 25 | Ohio |
| 12 | Mary P. Foster | 32 | Wife | — | Ohio |
| 13 | Susan Foster | 0 | Daughter | — | Ohio |
| 14 | Theodore Wolf | 73 | Head | Laborer | Germany |
| 15 | Katherine Wolf | 58 | Wife | — | Ohio |
| 16 | Joseph Wolf THIS PERSON | 23 | Son | 32 | Ohio |
| 17 | Frank Leinberger | 23 | Son-in-law | 48 | Ohio |
| 18 | Estelle Leinberger | 27 | Daughter | — | Ohio |
| 19 | Frank Jr. Leinberger | 0 | Grandson | — | Ohio |
| 20 | Charles Case | 3 | Grandson | — | Ohio |
| 21 | Henry Wollopmeyer | 62 | Head | 35 | Ohio |
| 22 | Katherine Wollopmeyer | 59 | Wife | — | Ohio |
| 23 | Kenneth Wollopmeyer | 31 | Son | 54 | Ohio |
| 24 | Gladys Wollopmeyer | 25 | Daughter | 43 | Ohio |
| 25 | George Sigmund | 48 | Head | 45 | Ohio |
| 26 | Victoria Sigmund | 52 | Wife | — | Ohio |
| 27 | Amanda Sigmund | 27 | Daughter | 48 | Ohio |
| 28 | Frank H. Westendorf | 32 | Head | 60 | Ohio |
| 29 | Rosella Westendorf | 29 | Wife | — | Ohio |
| 30 | Anna Mae Westendorf | 7 | Daughter | — | Ohio |
| 31 | Paul Westendorf | 2 | Son | — | Ohio |
| 32 | Paul Buerger | 26 | Head | 60 | Ohio |
| 33 | Bernadette Buerger | 24 | Sister | — | Ohio |
| 34 | John Buerger | 20 | Brother | 31 | Ohio |
| 35 | Francis Buerger | 18 | Brother | — | Ohio |
| 36 | Joseph Buerger | 17 | Brother | 54 | Ohio |
| 37 | Gregory Buerger | 14 | Brother | — | Ohio |
| 38 | Aloysius Buerger | 11 | Brother | — | Ohio |
| 39 | Lawrence Becktolm | 32 | Head | 13 | Ohio |
| 40 | Cecelia Becktolm | 30 | Wife | — | Ohio |
Pedigree Summary
Joseph + 1 sibling
Gen 1 · 4 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)