MW
Mary Wolf — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Mary Wolf across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Agnes & Henry — first a daughter (b.~1917), then head of a 7-person household.
Age 23
b. ~1917
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Wolf |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Clerk |
| Industry | Hardware |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 220 |
| Highest Grade | G-8 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Clerk |
| Township / Ward | Louisville City |
| 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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Angela Wolf | Daughter | — | 17 | ~1923 |
| Mary Wolf | Daughter | — | 23 | ~1917 |
| Henry Wolf | Head | — | 51 | ~1889 |
| George Wolf | Son | — | 29 | ~1911 |
| Henry Wolf | Son | — | 21 | ~1919 |
| Louis Wolf | Son | — | 25 | ~1915 |
| Agnes Wolf | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Jefferson, Kentucky
Daughter, age 2
Jefferson, Kentucky · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Daughter, age 12
Jefferson, Kentucky · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | Mary A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 23
Jefferson-County, Kentucky · implied b. ~1917 — 7 household members
| Surname | Wolf |
| Given Name | Mary Agnes |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Clerk |
| Industry | Hardware |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 220 |
| Highest Grade | G-8 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Wolf across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Agnes Wolf (~0.92 confidence) and father Henry Wolf (~0.92 confidence) and father August Wolf (~0.92 confidence) and mother Sarah Wolf (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Agnes Wolf
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Henry Wolf
b. ~1889
Source father
● Household
· direct · ~0.92
Father
August Wolf
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Sarah Wolf
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Wolf
Daughter · 1940 · age 23 · b. ~1917 · Kentucky
★ You are viewing this record
Sibling
Angela Wolf
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Wolf
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Wolf
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Wolf
Sibling · 1940 · age 21
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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
28 people indexed on this census page (nara:1940:m-t0627-01365-00057)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Sherwood | 34 | Head | Lawyer | Kentucky |
| 2 | Florence Sherwood | 34 | Wife | — | Pennsylvania |
| 3 | James Sherwood | 7 | Son | — | Pennsylvania |
| 4 | John Gordinier | 27 | Head | Doctor | Kentucky |
| 5 | Lucille Gordinier | 26 | Wife | — | Ohio |
| 6 | John Jr. Gordinier | 3 | Son | — | Kentucky |
| 7 | George Waldow | 25 | Head | Clerk | Kentucky |
| 8 | Doris Waldow | 25 | Wife | — | Tennessee |
| 9 | Thomas Bailey | 34 | Head | Pharmacist | Kentucky |
| 10 | May Bailey | 31 | Wife | — | Kentucky |
| 11 | Betty Bailey | 7 | Daughter | — | Kentucky |
| 12 | Carl Tenner | 41 | Head | Clerk | Kentucky |
| 13 | Elizabeth Tenner | 46 | Wife | — | Kentucky |
| 14 | Jean Tenner | 17 | Daughter | — | Kentucky |
| 15 | Hamilton Morris | 36 | Head | Sports Producer | Kentucky |
| 16 | Annie Morris | 35 | Wife | — | Kentucky |
| 17 | Hammond Morris | 14 | Son | — | Kentucky |
| 18 | James Morris | 12 | Son | — | Kentucky |
| 19 | Henry Wolf | 51 | Head | Foreman | Kentucky |
| 20 | Agnes Wolf | 59 | Wife | — | Kentucky |
| 21 | George Wolf | 29 | Son | Helper | Kentucky |
| 22 | Louis Wolf | 25 | Son | Salesman | Kentucky |
| 23 | Mary Agnes Wolf THIS PERSON | 23 | Daughter | Clerk | Kentucky |
| 24 | Henry Wolf | 21 | Son | Clerk | Kentucky |
| 25 | Angela Wolf | 17 | Daughter | Mechanic | Kentucky |
| 26 | Charles Stoker | 27 | Head | Manager | Kentucky |
| 27 | Katherine Stoker | 27 | Wife | — | Kentucky |
| 28 | Barbara Stoker | 1 | Daughter | — | Kentucky |
Related Census Records
Pedigree Summary
Mary + 4 siblings
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)