RH
Robert Hoffman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Monroe-County, New York
Our Model Tree links this Robert Hoffman across the 1920, 1930 and 1940 US Censuses in Monroe-County, New York (XGBoost, ~Confirmed), with identified parents Philip & Anna — first a head (b.~1912), then head of a 6-person household.
Age 28
b. ~1912
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, New York |
| Surname | Hoffman |
| Given Name | Robert B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Rochester |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Executive |
| Industry | Oil Distributor |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 5000 |
| Highest Grade | C 4 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Executive |
| Township / Ward | Rochester |
| Est. Birth Year | ~1912 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Philip Hoffman | Son | — | 4 | ~1936 |
| Robin Hoffman | Son | — | 2 | ~1938 |
| Sally Church | Other | — | 18 | ~1922 |
| Constance Hoffman | Spouse | — | 27 | ~1913 |
| Constance Hoffman | Daughter | — | 1 | ~1939 |
| Robert Hoffman | Head | — | 28 | ~1912 |
Census Appearances
1920
Monroe, New …
Son, age 8
Monroe, New York · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Robert Burton |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Monroe, New …
Son, age 18
Monroe, New York · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Robert D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Monroe-County, New …
Head, age 28
Monroe-County, New York · implied b. ~1912 — 6 household members
| Surname | Hoffman |
| Given Name | Robert B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Rochester |
| 1935 Residence (County) | Monroe |
| Occupation | Executive |
| Industry | Oil Distributor |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 5000 |
| Highest Grade | C 4 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Hoffman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Philip Hoffman (~0.83 confidence) and mother Anna Hoffman (~0.83 confidence) and mother Emma Hoffman (~0.92 confidence) and father Philip Hoffman (~0.92 confidence). The pedigree spans 2 generations with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Father
Philip Hoffman
b. ~1859
Source father>father
● Household
· direct · ~0.83
Mother
Anna Hoffman
b. ~1862
Source father>mother
● Household
· direct · ~0.83
Mother
Emma Hoffman
b. ~1888
Source mother
● Household
· direct · ~0.92
Father
Philip Hoffman
b. ~1888
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Hoffman
Head · 1940 · age 28 · b. ~1912 · New York
★ 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 — Monroe-County, New York
Open full size
1940 US Federal Census — Monroe-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02679-00427)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Daniel Fox | 9 | Son | — | New York |
| 2 | Dutcherney, Anne Fox | 16 | Housekeeper | Housekeeper | New York |
| 3 | Louis A. Weener | 58 | Head | Tool & Die Maker | New York |
| 4 | Mildred Weener | 49 | Wife | — | New York |
| 5 | Robert L. Weener | 17 | Son | — | New York |
| 6 | Augustus Schmidt | 70 | Head | — | Germany |
| 7 | Emma Schmidt | 73 | Wife | — | Germany |
| 8 | Henry Schmidt | 40 | Son | Pattern Maker | New York |
| 9 | Emma Schmidt | 32 | Daughter | Stenographer | New York |
| 10 | Clarence H. Harper | 43 | Head | Executive | New York |
| 11 | Grace M. Harper | 41 | Wife | — | New York |
| 12 | Donald C. Harper | 20 | Son | — | New York |
| 13 | Robert B. Hoffman THIS PERSON | 28 | Head | Executive | New York |
| 14 | Constance Hoffman | 27 | Wife | — | Missouri |
| 15 | Philip T. Hoffman | 4 | Son | — | New York |
| 16 | Robin W. Hoffman | 2 | Son | — | New York |
| 17 | Constance G. Hoffman | 1 | Daughter | — | New York |
| 18 | Sally Church | 18 | Maid | Housekeeper | New York |
| 19 | Leland Flexy | 40 | Head | Contractor | New York |
| 20 | Minette Flexy | 31 | Wife | — | New York |
| 21 | Roger Ames | 28 | Head | Bank Clerk | New Jersey |
| 22 | Dorothy Ames | 24 | Wife | — | Kentucky |
| 23 | — | None | — | — | — |
| 24 | Paul Springer | 37 | Head | Teacher | Michigan |
| 25 | Hazel Springer | 36 | Wife | — | Pennsylvania |
| 26 | Jack Springer | 12 | Son | — | New York |
| 27 | Marcia Springer | 1 | Daughter | — | New York |
| 28 | Mary Carroll | 22 | Head | Bookkeeper | New York |
| 29 | Kenneth Anderson | 31 | Head | Executive | Pennsylvania |
| 30 | Aida Anderson | 29 | Wife | — | Michigan |
| 31 | David Anderson | 7 | Son | — | New York |
| 32 | Norman Anderson | 3 | Son | — | New York |
| 33 | Jane Gustafson | 22 | Cousin | — | Pennsylvania |
| 34 | Edward Benkahl | 29 | Head | Chemist | Missouri |
| 35 | Violet Benkahl | 28 | Wife | — | New York |
| 36 | Paul Benkahl | 1 | Son | — | New York |
| 37 | Walter C. Krapp | 42 | Head | Supervisor | New York |
| 38 | Marion Krapp | 35 | Wife | — | New York |
| 39 | Clifford Krapp | 3 | Son | — | New York |
| 40 | John L. Rex | 45 | Head | Salesman | New York |
Pedigree Summary
Robert
Gen 1 · 2 parents
~0.92
Gen 2 · 2 grandparents
~0.83
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)