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Robert Wolf — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Robert Wolf across the 1920, 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed), with identified parents Robert & Josephine — first a head (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Wolf |
| Given Name | Robert W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis |
| 1935 Residence (County) | St Louis city |
| Additional Details | |
| Occupation | Office Mgr. |
| Industry | Retail Lumber |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2860 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Office Mgr. |
| Township / Ward | St Louis |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Gerald Wolf | Son | — | ~1940 | |
| Virginia Wolf | Spouse | — | 23 | ~1917 |
| Robert Wolf | Son | — | 3 | ~1937 |
| Robert Wolf | Head | — | 27 | ~1913 |
Census Appearances
1920
St Louis, …
Son, age 6
St Louis, Missouri · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | Robert C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Son, age 16
St Louis, Missouri · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Germany |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Head, age 27
St.-Louis-City-County, Missouri · implied b. ~1913 — 4 household members
| Surname | Wolf |
| Given Name | Robert W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis |
| 1935 Residence (County) | St Louis city |
| Occupation | Office Mgr. |
| Industry | Retail Lumber |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2860 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Robert Wolf across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Wolf (~0.92 confidence) and mother Josephine Wolf (~0.92 confidence) and mother Minnie Wolf (~0.92 confidence) and mother Regina Wolf (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Wolf
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Josephine Wolf
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Minnie Wolf
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Regina Wolf
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Wolf
Head · 1940 · age 27 · b. ~1913 · Missouri
★ 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 — St.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02194-00436)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John T. Widmann | 45 | Head | Vice President | Missouri |
| 2 | Barbara Widmann | 43 | Wife | — | Missouri |
| 3 | John J. Widmann | 20 | Son | Drafting | Missouri |
| 4 | Robert Widmann | 16 | Son | — | Missouri |
| 5 | Richard Widmann | 14 | Son | — | Missouri |
| 6 | Emery Elmore | 50 | Head | Salesman | Illinois |
| 7 | Angela Elmore | 49 | Wife | — | Missouri |
| 8 | Claire Elmore | 14 | Daughter | — | Missouri |
| 9 | Robert W. Wolf THIS PERSON | 27 | Head | Office Mgr. | Missouri |
| 10 | Virginia Wolf | 23 | Wife | — | Missouri |
| 11 | Robert Wolf | 3 | Son | — | Missouri |
| 12 | Gerald Wolf | 0 | Son | — | Missouri |
| 13 | Logan Baxter | 53 | Head | Manager | Missouri |
| 14 | Edith Baxter | 42 | Wife | — | Missouri |
| 15 | Lowell Baxter | 20 | Son | — | Missouri |
| 16 | Frank Westhaecher | 47 | Head | Office Mgr. | Missouri |
| 17 | Dora Westhaecher | 42 | Wife | Secretary | Missouri |
| 18 | Richard Howard | 30 | Head | Salesman | Missouri |
| 19 | Florence Howard | 25 | Wife | Stenographer | Missouri |
| 20 | Oswald E. Helge | 45 | Head | Foreman | Missouri |
| 21 | Ella E. Helge | 45 | Wife | — | Missouri |
| 22 | Louis Luepke | 46 | Head | Carpenter | Missouri |
| 23 | Agnes Luepke | 42 | Wife | — | New York |
| 24 | Edward Luepke | 18 | Son | — | Missouri |
| 25 | Wilbert Luepke | 16 | Son | — | Missouri |
| 26 | Lillian Luepke | 10 | Daughter | — | Missouri |
| 27 | Shirley Luepke | 4 | Daughter | — | Missouri |
| 28 | Elmer Sr. Lohrum | 46 | Head | Painter | Missouri |
| 29 | Cora M. Lohrum | 45 | Wife | — | Missouri |
| 30 | Clarence Staner | 36 | Head | Sales (Auto) | Missouri |
| 31 | Margaret Staner | 33 | Wife | — | Illinois |
| 32 | Marshall Yancil | 30 | Head | Salesman | Missouri |
| 33 | Marguerite Yancil | 28 | Wife | — | Missouri |
| 34 | Marsha Lee Yancil | 1 | Daughter | — | Missouri |
| 35 | Patrick Burke | 37 | Head | Patrolman | Missouri |
| 36 | Elva Burke | 35 | Wife | — | Illinois |
| 37 | Patrick Jr. Burke | 14 | Son | — | Missouri |
| 38 | Otto Setzekorn | 50 | Head | Iron Worker | Missouri |
| 39 | Minnette Setzekorn | 40 | Wife | Saleslady | Missouri |
| 40 | Virginia Setzekorn | 18 | Daughter | Clerk Stenographer | Missouri |
Pedigree Summary
Robert
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)