RH
Robert Hoffman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Robert Hoffman across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 5-person household.
Age 51
b. ~1889
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Hoffman |
| Given Name | Robert L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | BALTIMORE CITY |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Passenger Conductor |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2280 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Passenger Conductor |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1889 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Winifred Hoffman | Spouse | — | 35 | ~1905 |
| Robert Hoffman | Head | — | 51 | ~1889 |
| Winifred Hoffman | Daughter | — | 13 | ~1927 |
| Roland Hoffman | Son | — | 23 | ~1917 |
| Richard Hoffman | Son | — | 9 | ~1931 |
Census Appearances
1920
Baltimore, Maryland
Other, age 31
Baltimore, Maryland · implied b. ~1889 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Robt L. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Brakeman |
| Industry | P. R. R. Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 41
Baltimore, Maryland · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Robert Lee |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 20 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Baggagemaster |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 51
Baltimore-City-County, Maryland · implied b. ~1889 — 5 household members
| Surname | Hoffman |
| Given Name | Robert L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | BALTIMORE CITY |
| 1935 Residence (County) | Baltimore City |
| Occupation | Passenger Conductor |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2280 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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.
Show:
This person
Anchor record
Robert Hoffman
Head · 1940 · age 51 · b. ~1889 · Maryland
★ 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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01539-00232)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary E Kraft | 13 | Daughter | — | Maryland |
| 42 | Ruth V Kraft | 7 | Daughter | — | Maryland |
| 43 | Charles M Kraft | 3 | Son | — | Maryland |
| 44 | Ernest T Kraft | 2 | Son | — | Maryland |
| 45 | George Genhold | 49 | Head | Delivery Clerk | Maryland |
| 46 | Sophia Genhold | 46 | Wife | Saleswoman | Maryland |
| 47 | Carl A Genhold | 22 | Son | Salesman | Maryland |
| 48 | Doris Genhold | 19 | Daughter | Hat Check Girl | Maryland |
| 49 | Fannie Zimmerman | 68 | Mother in law | — | Maryland |
| 50 | Robert L Hoffman THIS PERSON | 51 | Head | Passenger Conductor | Maryland |
| 51 | Winifred Hoffman | 35 | Wife | — | England |
| 52 | Roland L Hoffman | 23 | Son | Chauffeur | Maryland |
| 53 | Winifred C Hoffman | 13 | Daughter | — | Maryland |
| 54 | Richard E Hoffman | 9 | Son | — | Maryland |
| 55 | William C Meyers | 38 | Head | Own Business | Maryland |
| 56 | Charlotte Meyers | 41 | Wife | — | Maryland |
| 57 | William C Meyers | 14 | Son | — | Maryland |
| 58 | C Donald Meyers | 10 | Son | — | Maryland |
| 59 | Robert D Meyers | 9 | Son | — | Maryland |
| 60 | Penelope Meyers | 0 | Daughter | — | Maryland |
| 61 | Albert French | 29 | Head | Chief Clerk | Maryland |
| 62 | Thelma French | 29 | Wife | — | Maryland |
| 63 | Janice French | 3 | Daughter | — | Maryland |
| 64 | William D Hevell | 53 | Head | Maintenance Man | Maryland |
| 65 | Marie A Hevell | 50 | Wife | — | Maryland |
| 66 | Albert Melson | 34 | Head | Owner | Kansas |
| 67 | Doris Melson | 28 | Wife | — | Maryland |
| 68 | Betty Melson | 10 | Daughter | — | Maryland |
| 69 | Shirley Melson | 3 | Daughter | — | Maryland |
| 70 | Albert E Farmer | 67 | Head | Electrician | Maryland |
| 71 | Frances Farmer | 62 | Wife | — | Maryland |
| 72 | Edward C Ehl | 37 | Head | Shipping Clerk | Maryland |
| 73 | Margaret Ehl | 36 | Wife | Packer | Maryland |
| 74 | Helen Bloom | 29 | Sister in law | — | Maryland |
| 75 | James Groves | 58 | Father in law | — | Maryland |
| 76 | George Groves | 15 | Brother in law | — | Maryland |
| 77 | Marlene Bloom | 5 | Niece | — | Maryland |
| 78 | Edna D Compe | 40 | Head | Senior Clerk | Virginia |
| 79 | Katherine Durr | 70 | Mother | — | Virginia |
| 80 | Fred Boss | 38 | Boarder | — | Virginia |
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)