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Harry Hoffman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Harry Hoffman across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 5-person household.
Age 50
b. ~1890
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Hoffman |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Core Maker |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Core Maker |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1890 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| June Hoffman | Daughter | — | 18 | ~1922 |
| William Hoffman | Son | — | 21 | ~1919 |
| Harry Hoffman | Son | — | 12 | ~1928 |
| Harry Hoffman | Head | — | 50 | ~1890 |
| Ella Hoffman | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Baltimore, Maryland
Other, age 32
Baltimore, Maryland · implied b. ~1888 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Harry |
| Relationship to Head | lodger |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | tailor |
| Industry | clothing mfg |
| 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
Other, age 41
Baltimore, Maryland · implied b. ~1889 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Harry B. |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | Tailor |
| Industry | Tailor Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 50
Baltimore-City-County, Maryland · implied b. ~1890 — 5 household members
| Surname | Hoffman |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Occupation | Core Maker |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| 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 Harry Hoffman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Harry Hoffman
Head · 1940 · age 50 · b. ~1890 · 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-t0627-01531-00676)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Loraine Gathers | 18 | Granddaughter | New Worker | Maryland |
| 42 | Harry Hoffman THIS PERSON | 50 | Head | Core Maker | Maryland |
| 43 | Ella Hoffman | 44 | Wife | — | Maryland |
| 44 | William Hoffman | 21 | Son | Salesman | Maryland |
| 45 | June Hoffman | 18 | Daughter | Secretary | Maryland |
| 46 | Harry N. Hoffman | 12 | Son | — | Maryland |
| 47 | George Dorn | 34 | Head | Mechanic | Maryland |
| 48 | Margaret Dorn | 33 | Wife | — | Maryland |
| 49 | George Dorn | 11 | Son | — | Maryland |
| 50 | Marie Dorn | 10 | Daughter | — | Maryland |
| 51 | Raymond Dorn | 2 | Son | — | Maryland |
| 52 | William Leese | 24 | Head | Metal Worker | Maryland |
| 53 | Genevieve Leese | 22 | Wife | — | Maryland |
| 54 | Emma Leese | 54 | Mother | — | Maryland |
| 55 | Louis Sr. Vogel | 40 | Head | Machine Hand | Maryland |
| 56 | Genevieve Vogel | 36 | Wife | Maid | Maryland |
| 57 | Louis Jr. Vogel | 14 | Son | — | Maryland |
| 58 | George Vogel | 13 | Son | — | Maryland |
| 59 | Joseph Platt | 56 | Head | Coat Maker | Lithuania |
| 60 | Robert Platt | 32 | Son | Clerk | Maryland |
| 61 | Julius Platt | 28 | Son | Laborer | Maryland |
| 62 | Beatrice Platt | 15 | Daughter | — | Maryland |
| 63 | Paul Platt | 13 | Son | — | Maryland |
| 64 | Saul Markow | 56 | Head | Material Man | Russia |
| 65 | Belle Markow | 53 | Wife | — | Russia |
| 66 | Amy Markow | 21 | Daughter | Sales Clerk | Maryland |
| 67 | Ida Markow | 18 | Daughter | Sales Clerk | Maryland |
| 68 | Charles Kassie | 22 | Lodger | Clerk | Canada |
| 69 | Jennie Marfield | 67 | Head | — | Maryland |
| 70 | Adlum Marfield | 48 | Son | Salesman | Maryland |
| 71 | Charles Marfield | 43 | Son | Battery Station | Maryland |
| 72 | George Marfield | 33 | Son | Inspector | Ohio |
| 73 | Emma Beecher | 81 | Lodger | — | Kentucky |
| 74 | Gabriel Permitsch | 60 | Head | Cabinet Maker | Austria |
| 75 | Olga Permitsch | 56 | Wife | — | Budapest |
| 76 | Gabriella Permitsch | 28 | Daughter | Stenographer | Austria |
| 77 | Arthur G. Marshall | 37 | Head | Machinist | Germany |
| 78 | Elma Marshall | 38 | Wife | — | Germany |
| 79 | Arthur R. Marshall | 13 | Son | — | Maryland |
| 80 | Clare Reap | 46 | Head | Sales Clerk | Pennsylvania |
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)